rockserver/src/main/java/it/cavallium/rockserver/core/common/api/RocksDB.java

/**
 * Autogenerated by Thrift Compiler (0.19.0)
 *
 * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
 *  @generated
 */
package it.cavallium.rockserver.core.common.api;

@SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
public class RocksDB {

  public interface Iface {

    public long openTransaction(long timeoutMs) throws org.apache.thrift.TException;

    public boolean closeTransaction(long timeoutMs, boolean commit) throws org.apache.thrift.TException;

    public void closeFailedUpdate(long updateId) throws org.apache.thrift.TException;

    public long createColumn(java.lang.String name, ColumnSchema schema) throws org.apache.thrift.TException;

    public void deleteColumn(long columnId) throws org.apache.thrift.TException;

    public long getColumnId(java.lang.String name) throws org.apache.thrift.TException;

    public void put(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException;

    public OptionalBinary putGetPrevious(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException;

    public Delta putGetDelta(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException;

    public boolean putGetChanged(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException;

    public boolean putGetPreviousPresence(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException;

    public OptionalBinary get(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException;

    public UpdateBegin getForUpdate(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException;

    public boolean exists(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException;

    public long openIterator(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs) throws org.apache.thrift.TException;

    public void closeIterator(long iteratorId) throws org.apache.thrift.TException;

    public void seekTo(long iterationId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException;

    public void subsequent(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException;

    public boolean subsequentExists(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException;

    public java.util.List<OptionalBinary> subsequentMultiGet(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException;

  }

  public interface AsyncIface {

    public void openTransaction(long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException;

    public void closeTransaction(long timeoutMs, boolean commit, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException;

    public void closeFailedUpdate(long updateId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void createColumn(java.lang.String name, ColumnSchema schema, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException;

    public void deleteColumn(long columnId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void getColumnId(java.lang.String name, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException;

    public void put(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void putGetPrevious(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException;

    public void putGetDelta(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Delta> resultHandler) throws org.apache.thrift.TException;

    public void putGetChanged(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException;

    public void putGetPreviousPresence(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException;

    public void get(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException;

    public void getForUpdate(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<UpdateBegin> resultHandler) throws org.apache.thrift.TException;

    public void exists(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException;

    public void openIterator(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException;

    public void closeIterator(long iteratorId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void seekTo(long iterationId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void subsequent(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException;

    public void subsequentExists(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException;

    public void subsequentMultiGet(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>> resultHandler) throws org.apache.thrift.TException;

  }

  public static class Client extends org.apache.thrift.TServiceClient implements Iface {
    public static class Factory implements org.apache.thrift.TServiceClientFactory<Client> {
      public Factory() {}
      @Override
      public Client getClient(org.apache.thrift.protocol.TProtocol prot) {
        return new Client(prot);
      }
      @Override
      public Client getClient(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
        return new Client(iprot, oprot);
      }
    }

    public Client(org.apache.thrift.protocol.TProtocol prot)
    {
      super(prot, prot);
    }

    public Client(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
      super(iprot, oprot);
    }

    @Override
    public long openTransaction(long timeoutMs) throws org.apache.thrift.TException
    {
      send_openTransaction(timeoutMs);
      return recv_openTransaction();
    }

    public void send_openTransaction(long timeoutMs) throws org.apache.thrift.TException
    {
      openTransaction_args args = new openTransaction_args();
      args.setTimeoutMs(timeoutMs);
      sendBase("openTransaction", args);
    }

    public long recv_openTransaction() throws org.apache.thrift.TException
    {
      openTransaction_result result = new openTransaction_result();
      receiveBase(result, "openTransaction");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "openTransaction failed: unknown result");
    }

    @Override
    public boolean closeTransaction(long timeoutMs, boolean commit) throws org.apache.thrift.TException
    {
      send_closeTransaction(timeoutMs, commit);
      return recv_closeTransaction();
    }

    public void send_closeTransaction(long timeoutMs, boolean commit) throws org.apache.thrift.TException
    {
      closeTransaction_args args = new closeTransaction_args();
      args.setTimeoutMs(timeoutMs);
      args.setCommit(commit);
      sendBase("closeTransaction", args);
    }

    public boolean recv_closeTransaction() throws org.apache.thrift.TException
    {
      closeTransaction_result result = new closeTransaction_result();
      receiveBase(result, "closeTransaction");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "closeTransaction failed: unknown result");
    }

    @Override
    public void closeFailedUpdate(long updateId) throws org.apache.thrift.TException
    {
      send_closeFailedUpdate(updateId);
      recv_closeFailedUpdate();
    }

    public void send_closeFailedUpdate(long updateId) throws org.apache.thrift.TException
    {
      closeFailedUpdate_args args = new closeFailedUpdate_args();
      args.setUpdateId(updateId);
      sendBase("closeFailedUpdate", args);
    }

    public void recv_closeFailedUpdate() throws org.apache.thrift.TException
    {
      closeFailedUpdate_result result = new closeFailedUpdate_result();
      receiveBase(result, "closeFailedUpdate");
      return;
    }

    @Override
    public long createColumn(java.lang.String name, ColumnSchema schema) throws org.apache.thrift.TException
    {
      send_createColumn(name, schema);
      return recv_createColumn();
    }

    public void send_createColumn(java.lang.String name, ColumnSchema schema) throws org.apache.thrift.TException
    {
      createColumn_args args = new createColumn_args();
      args.setName(name);
      args.setSchema(schema);
      sendBase("createColumn", args);
    }

    public long recv_createColumn() throws org.apache.thrift.TException
    {
      createColumn_result result = new createColumn_result();
      receiveBase(result, "createColumn");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "createColumn failed: unknown result");
    }

    @Override
    public void deleteColumn(long columnId) throws org.apache.thrift.TException
    {
      send_deleteColumn(columnId);
      recv_deleteColumn();
    }

    public void send_deleteColumn(long columnId) throws org.apache.thrift.TException
    {
      deleteColumn_args args = new deleteColumn_args();
      args.setColumnId(columnId);
      sendBase("deleteColumn", args);
    }

    public void recv_deleteColumn() throws org.apache.thrift.TException
    {
      deleteColumn_result result = new deleteColumn_result();
      receiveBase(result, "deleteColumn");
      return;
    }

    @Override
    public long getColumnId(java.lang.String name) throws org.apache.thrift.TException
    {
      send_getColumnId(name);
      return recv_getColumnId();
    }

    public void send_getColumnId(java.lang.String name) throws org.apache.thrift.TException
    {
      getColumnId_args args = new getColumnId_args();
      args.setName(name);
      sendBase("getColumnId", args);
    }

    public long recv_getColumnId() throws org.apache.thrift.TException
    {
      getColumnId_result result = new getColumnId_result();
      receiveBase(result, "getColumnId");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "getColumnId failed: unknown result");
    }

    @Override
    public void put(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      send_put(transactionOrUpdateId, columnId, keys, value);
    }

    public void send_put(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      put_args args = new put_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      args.setValue(value);
      sendBaseOneway("put", args);
    }

    @Override
    public OptionalBinary putGetPrevious(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      send_putGetPrevious(transactionOrUpdateId, columnId, keys, value);
      return recv_putGetPrevious();
    }

    public void send_putGetPrevious(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      putGetPrevious_args args = new putGetPrevious_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      args.setValue(value);
      sendBase("putGetPrevious", args);
    }

    public OptionalBinary recv_putGetPrevious() throws org.apache.thrift.TException
    {
      putGetPrevious_result result = new putGetPrevious_result();
      receiveBase(result, "putGetPrevious");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "putGetPrevious failed: unknown result");
    }

    @Override
    public Delta putGetDelta(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      send_putGetDelta(transactionOrUpdateId, columnId, keys, value);
      return recv_putGetDelta();
    }

    public void send_putGetDelta(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      putGetDelta_args args = new putGetDelta_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      args.setValue(value);
      sendBase("putGetDelta", args);
    }

    public Delta recv_putGetDelta() throws org.apache.thrift.TException
    {
      putGetDelta_result result = new putGetDelta_result();
      receiveBase(result, "putGetDelta");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "putGetDelta failed: unknown result");
    }

    @Override
    public boolean putGetChanged(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      send_putGetChanged(transactionOrUpdateId, columnId, keys, value);
      return recv_putGetChanged();
    }

    public void send_putGetChanged(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      putGetChanged_args args = new putGetChanged_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      args.setValue(value);
      sendBase("putGetChanged", args);
    }

    public boolean recv_putGetChanged() throws org.apache.thrift.TException
    {
      putGetChanged_result result = new putGetChanged_result();
      receiveBase(result, "putGetChanged");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "putGetChanged failed: unknown result");
    }

    @Override
    public boolean putGetPreviousPresence(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      send_putGetPreviousPresence(transactionOrUpdateId, columnId, keys, value);
      return recv_putGetPreviousPresence();
    }

    public void send_putGetPreviousPresence(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value) throws org.apache.thrift.TException
    {
      putGetPreviousPresence_args args = new putGetPreviousPresence_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      args.setValue(value);
      sendBase("putGetPreviousPresence", args);
    }

    public boolean recv_putGetPreviousPresence() throws org.apache.thrift.TException
    {
      putGetPreviousPresence_result result = new putGetPreviousPresence_result();
      receiveBase(result, "putGetPreviousPresence");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "putGetPreviousPresence failed: unknown result");
    }

    @Override
    public OptionalBinary get(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      send_get(transactionOrUpdateId, columnId, keys);
      return recv_get();
    }

    public void send_get(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      get_args args = new get_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      sendBase("get", args);
    }

    public OptionalBinary recv_get() throws org.apache.thrift.TException
    {
      get_result result = new get_result();
      receiveBase(result, "get");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "get failed: unknown result");
    }

    @Override
    public UpdateBegin getForUpdate(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      send_getForUpdate(transactionOrUpdateId, columnId, keys);
      return recv_getForUpdate();
    }

    public void send_getForUpdate(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      getForUpdate_args args = new getForUpdate_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      sendBase("getForUpdate", args);
    }

    public UpdateBegin recv_getForUpdate() throws org.apache.thrift.TException
    {
      getForUpdate_result result = new getForUpdate_result();
      receiveBase(result, "getForUpdate");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "getForUpdate failed: unknown result");
    }

    @Override
    public boolean exists(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      send_exists(transactionOrUpdateId, columnId, keys);
      return recv_exists();
    }

    public void send_exists(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      exists_args args = new exists_args();
      args.setTransactionOrUpdateId(transactionOrUpdateId);
      args.setColumnId(columnId);
      args.setKeys(keys);
      sendBase("exists", args);
    }

    public boolean recv_exists() throws org.apache.thrift.TException
    {
      exists_result result = new exists_result();
      receiveBase(result, "exists");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "exists failed: unknown result");
    }

    @Override
    public long openIterator(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs) throws org.apache.thrift.TException
    {
      send_openIterator(transactionId, columnId, startKeysInclusive, endKeysExclusive, reverse, timeoutMs);
      return recv_openIterator();
    }

    public void send_openIterator(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs) throws org.apache.thrift.TException
    {
      openIterator_args args = new openIterator_args();
      args.setTransactionId(transactionId);
      args.setColumnId(columnId);
      args.setStartKeysInclusive(startKeysInclusive);
      args.setEndKeysExclusive(endKeysExclusive);
      args.setReverse(reverse);
      args.setTimeoutMs(timeoutMs);
      sendBase("openIterator", args);
    }

    public long recv_openIterator() throws org.apache.thrift.TException
    {
      openIterator_result result = new openIterator_result();
      receiveBase(result, "openIterator");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "openIterator failed: unknown result");
    }

    @Override
    public void closeIterator(long iteratorId) throws org.apache.thrift.TException
    {
      send_closeIterator(iteratorId);
      recv_closeIterator();
    }

    public void send_closeIterator(long iteratorId) throws org.apache.thrift.TException
    {
      closeIterator_args args = new closeIterator_args();
      args.setIteratorId(iteratorId);
      sendBase("closeIterator", args);
    }

    public void recv_closeIterator() throws org.apache.thrift.TException
    {
      closeIterator_result result = new closeIterator_result();
      receiveBase(result, "closeIterator");
      return;
    }

    @Override
    public void seekTo(long iterationId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      send_seekTo(iterationId, keys);
      recv_seekTo();
    }

    public void send_seekTo(long iterationId, java.util.List<java.nio.ByteBuffer> keys) throws org.apache.thrift.TException
    {
      seekTo_args args = new seekTo_args();
      args.setIterationId(iterationId);
      args.setKeys(keys);
      sendBase("seekTo", args);
    }

    public void recv_seekTo() throws org.apache.thrift.TException
    {
      seekTo_result result = new seekTo_result();
      receiveBase(result, "seekTo");
      return;
    }

    @Override
    public void subsequent(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      send_subsequent(iterationId, skipCount, takeCount);
    }

    public void send_subsequent(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      subsequent_args args = new subsequent_args();
      args.setIterationId(iterationId);
      args.setSkipCount(skipCount);
      args.setTakeCount(takeCount);
      sendBaseOneway("subsequent", args);
    }

    @Override
    public boolean subsequentExists(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      send_subsequentExists(iterationId, skipCount, takeCount);
      return recv_subsequentExists();
    }

    public void send_subsequentExists(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      subsequentExists_args args = new subsequentExists_args();
      args.setIterationId(iterationId);
      args.setSkipCount(skipCount);
      args.setTakeCount(takeCount);
      sendBase("subsequentExists", args);
    }

    public boolean recv_subsequentExists() throws org.apache.thrift.TException
    {
      subsequentExists_result result = new subsequentExists_result();
      receiveBase(result, "subsequentExists");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "subsequentExists failed: unknown result");
    }

    @Override
    public java.util.List<OptionalBinary> subsequentMultiGet(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      send_subsequentMultiGet(iterationId, skipCount, takeCount);
      return recv_subsequentMultiGet();
    }

    public void send_subsequentMultiGet(long iterationId, long skipCount, long takeCount) throws org.apache.thrift.TException
    {
      subsequentMultiGet_args args = new subsequentMultiGet_args();
      args.setIterationId(iterationId);
      args.setSkipCount(skipCount);
      args.setTakeCount(takeCount);
      sendBase("subsequentMultiGet", args);
    }

    public java.util.List<OptionalBinary> recv_subsequentMultiGet() throws org.apache.thrift.TException
    {
      subsequentMultiGet_result result = new subsequentMultiGet_result();
      receiveBase(result, "subsequentMultiGet");
      if (result.isSetSuccess()) {
        return result.success;
      }
      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "subsequentMultiGet failed: unknown result");
    }

  }
  public static class AsyncClient extends org.apache.thrift.async.TAsyncClient implements AsyncIface {
    public static class Factory implements org.apache.thrift.async.TAsyncClientFactory<AsyncClient> {
      private org.apache.thrift.async.TAsyncClientManager clientManager;
      private org.apache.thrift.protocol.TProtocolFactory protocolFactory;
      public Factory(org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.protocol.TProtocolFactory protocolFactory) {
        this.clientManager = clientManager;
        this.protocolFactory = protocolFactory;
      }
    @Override
      public AsyncClient getAsyncClient(org.apache.thrift.transport.TNonblockingTransport transport) {
        return new AsyncClient(protocolFactory, clientManager, transport);
      }
    }

    public AsyncClient(org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.transport.TNonblockingTransport transport) {
      super(protocolFactory, clientManager, transport);
    }

    @Override
    public void openTransaction(long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      openTransaction_call method_call = new openTransaction_call(timeoutMs, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class openTransaction_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Long> {
      private long timeoutMs;
      public openTransaction_call(long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.timeoutMs = timeoutMs;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("openTransaction", org.apache.thrift.protocol.TMessageType.CALL, 0));
        openTransaction_args args = new openTransaction_args();
        args.setTimeoutMs(timeoutMs);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Long getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_openTransaction();
      }
    }

    @Override
    public void closeTransaction(long timeoutMs, boolean commit, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      closeTransaction_call method_call = new closeTransaction_call(timeoutMs, commit, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class closeTransaction_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Boolean> {
      private long timeoutMs;
      private boolean commit;
      public closeTransaction_call(long timeoutMs, boolean commit, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.timeoutMs = timeoutMs;
        this.commit = commit;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("closeTransaction", org.apache.thrift.protocol.TMessageType.CALL, 0));
        closeTransaction_args args = new closeTransaction_args();
        args.setTimeoutMs(timeoutMs);
        args.setCommit(commit);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Boolean getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_closeTransaction();
      }
    }

    @Override
    public void closeFailedUpdate(long updateId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      closeFailedUpdate_call method_call = new closeFailedUpdate_call(updateId, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class closeFailedUpdate_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long updateId;
      public closeFailedUpdate_call(long updateId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.updateId = updateId;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("closeFailedUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
        closeFailedUpdate_args args = new closeFailedUpdate_args();
        args.setUpdateId(updateId);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        (new Client(prot)).recv_closeFailedUpdate();
        return null;
      }
    }

    @Override
    public void createColumn(java.lang.String name, ColumnSchema schema, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      createColumn_call method_call = new createColumn_call(name, schema, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class createColumn_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Long> {
      private java.lang.String name;
      private ColumnSchema schema;
      public createColumn_call(java.lang.String name, ColumnSchema schema, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.name = name;
        this.schema = schema;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("createColumn", org.apache.thrift.protocol.TMessageType.CALL, 0));
        createColumn_args args = new createColumn_args();
        args.setName(name);
        args.setSchema(schema);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Long getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_createColumn();
      }
    }

    @Override
    public void deleteColumn(long columnId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      deleteColumn_call method_call = new deleteColumn_call(columnId, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class deleteColumn_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long columnId;
      public deleteColumn_call(long columnId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.columnId = columnId;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("deleteColumn", org.apache.thrift.protocol.TMessageType.CALL, 0));
        deleteColumn_args args = new deleteColumn_args();
        args.setColumnId(columnId);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        (new Client(prot)).recv_deleteColumn();
        return null;
      }
    }

    @Override
    public void getColumnId(java.lang.String name, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      getColumnId_call method_call = new getColumnId_call(name, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class getColumnId_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Long> {
      private java.lang.String name;
      public getColumnId_call(java.lang.String name, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.name = name;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("getColumnId", org.apache.thrift.protocol.TMessageType.CALL, 0));
        getColumnId_args args = new getColumnId_args();
        args.setName(name);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Long getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_getColumnId();
      }
    }

    @Override
    public void put(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      put_call method_call = new put_call(transactionOrUpdateId, columnId, keys, value, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class put_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      private java.nio.ByteBuffer value;
      public put_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, true);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
        this.value = value;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("put", org.apache.thrift.protocol.TMessageType.ONEWAY, 0));
        put_args args = new put_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.setValue(value);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return null;
      }
    }

    @Override
    public void putGetPrevious(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      putGetPrevious_call method_call = new putGetPrevious_call(transactionOrUpdateId, columnId, keys, value, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class putGetPrevious_call extends org.apache.thrift.async.TAsyncMethodCall<OptionalBinary> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      private java.nio.ByteBuffer value;
      public putGetPrevious_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
        this.value = value;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("putGetPrevious", org.apache.thrift.protocol.TMessageType.CALL, 0));
        putGetPrevious_args args = new putGetPrevious_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.setValue(value);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public OptionalBinary getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_putGetPrevious();
      }
    }

    @Override
    public void putGetDelta(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Delta> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      putGetDelta_call method_call = new putGetDelta_call(transactionOrUpdateId, columnId, keys, value, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class putGetDelta_call extends org.apache.thrift.async.TAsyncMethodCall<Delta> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      private java.nio.ByteBuffer value;
      public putGetDelta_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<Delta> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
        this.value = value;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("putGetDelta", org.apache.thrift.protocol.TMessageType.CALL, 0));
        putGetDelta_args args = new putGetDelta_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.setValue(value);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Delta getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_putGetDelta();
      }
    }

    @Override
    public void putGetChanged(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      putGetChanged_call method_call = new putGetChanged_call(transactionOrUpdateId, columnId, keys, value, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class putGetChanged_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Boolean> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      private java.nio.ByteBuffer value;
      public putGetChanged_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
        this.value = value;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("putGetChanged", org.apache.thrift.protocol.TMessageType.CALL, 0));
        putGetChanged_args args = new putGetChanged_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.setValue(value);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Boolean getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_putGetChanged();
      }
    }

    @Override
    public void putGetPreviousPresence(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      putGetPreviousPresence_call method_call = new putGetPreviousPresence_call(transactionOrUpdateId, columnId, keys, value, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class putGetPreviousPresence_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Boolean> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      private java.nio.ByteBuffer value;
      public putGetPreviousPresence_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, java.nio.ByteBuffer value, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
        this.value = value;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("putGetPreviousPresence", org.apache.thrift.protocol.TMessageType.CALL, 0));
        putGetPreviousPresence_args args = new putGetPreviousPresence_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.setValue(value);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Boolean getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_putGetPreviousPresence();
      }
    }

    @Override
    public void get(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      get_call method_call = new get_call(transactionOrUpdateId, columnId, keys, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class get_call extends org.apache.thrift.async.TAsyncMethodCall<OptionalBinary> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      public get_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("get", org.apache.thrift.protocol.TMessageType.CALL, 0));
        get_args args = new get_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public OptionalBinary getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_get();
      }
    }

    @Override
    public void getForUpdate(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<UpdateBegin> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      getForUpdate_call method_call = new getForUpdate_call(transactionOrUpdateId, columnId, keys, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class getForUpdate_call extends org.apache.thrift.async.TAsyncMethodCall<UpdateBegin> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      public getForUpdate_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<UpdateBegin> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("getForUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
        getForUpdate_args args = new getForUpdate_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public UpdateBegin getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_getForUpdate();
      }
    }

    @Override
    public void exists(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      exists_call method_call = new exists_call(transactionOrUpdateId, columnId, keys, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class exists_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Boolean> {
      private long transactionOrUpdateId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> keys;
      public exists_call(long transactionOrUpdateId, long columnId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionOrUpdateId = transactionOrUpdateId;
        this.columnId = columnId;
        this.keys = keys;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("exists", org.apache.thrift.protocol.TMessageType.CALL, 0));
        exists_args args = new exists_args();
        args.setTransactionOrUpdateId(transactionOrUpdateId);
        args.setColumnId(columnId);
        args.setKeys(keys);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Boolean getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_exists();
      }
    }

    @Override
    public void openIterator(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      openIterator_call method_call = new openIterator_call(transactionId, columnId, startKeysInclusive, endKeysExclusive, reverse, timeoutMs, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class openIterator_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Long> {
      private long transactionId;
      private long columnId;
      private java.util.List<java.nio.ByteBuffer> startKeysInclusive;
      private java.util.List<java.nio.ByteBuffer> endKeysExclusive;
      private boolean reverse;
      private long timeoutMs;
      public openIterator_call(long transactionId, long columnId, java.util.List<java.nio.ByteBuffer> startKeysInclusive, java.util.List<java.nio.ByteBuffer> endKeysExclusive, boolean reverse, long timeoutMs, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.transactionId = transactionId;
        this.columnId = columnId;
        this.startKeysInclusive = startKeysInclusive;
        this.endKeysExclusive = endKeysExclusive;
        this.reverse = reverse;
        this.timeoutMs = timeoutMs;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("openIterator", org.apache.thrift.protocol.TMessageType.CALL, 0));
        openIterator_args args = new openIterator_args();
        args.setTransactionId(transactionId);
        args.setColumnId(columnId);
        args.setStartKeysInclusive(startKeysInclusive);
        args.setEndKeysExclusive(endKeysExclusive);
        args.setReverse(reverse);
        args.setTimeoutMs(timeoutMs);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Long getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_openIterator();
      }
    }

    @Override
    public void closeIterator(long iteratorId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      closeIterator_call method_call = new closeIterator_call(iteratorId, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class closeIterator_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long iteratorId;
      public closeIterator_call(long iteratorId, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.iteratorId = iteratorId;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("closeIterator", org.apache.thrift.protocol.TMessageType.CALL, 0));
        closeIterator_args args = new closeIterator_args();
        args.setIteratorId(iteratorId);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        (new Client(prot)).recv_closeIterator();
        return null;
      }
    }

    @Override
    public void seekTo(long iterationId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      seekTo_call method_call = new seekTo_call(iterationId, keys, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class seekTo_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long iterationId;
      private java.util.List<java.nio.ByteBuffer> keys;
      public seekTo_call(long iterationId, java.util.List<java.nio.ByteBuffer> keys, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.iterationId = iterationId;
        this.keys = keys;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("seekTo", org.apache.thrift.protocol.TMessageType.CALL, 0));
        seekTo_args args = new seekTo_args();
        args.setIterationId(iterationId);
        args.setKeys(keys);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        (new Client(prot)).recv_seekTo();
        return null;
      }
    }

    @Override
    public void subsequent(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      subsequent_call method_call = new subsequent_call(iterationId, skipCount, takeCount, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class subsequent_call extends org.apache.thrift.async.TAsyncMethodCall<Void> {
      private long iterationId;
      private long skipCount;
      private long takeCount;
      public subsequent_call(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, true);
        this.iterationId = iterationId;
        this.skipCount = skipCount;
        this.takeCount = takeCount;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("subsequent", org.apache.thrift.protocol.TMessageType.ONEWAY, 0));
        subsequent_args args = new subsequent_args();
        args.setIterationId(iterationId);
        args.setSkipCount(skipCount);
        args.setTakeCount(takeCount);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public Void getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return null;
      }
    }

    @Override
    public void subsequentExists(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      subsequentExists_call method_call = new subsequentExists_call(iterationId, skipCount, takeCount, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class subsequentExists_call extends org.apache.thrift.async.TAsyncMethodCall<java.lang.Boolean> {
      private long iterationId;
      private long skipCount;
      private long takeCount;
      public subsequentExists_call(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.iterationId = iterationId;
        this.skipCount = skipCount;
        this.takeCount = takeCount;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("subsequentExists", org.apache.thrift.protocol.TMessageType.CALL, 0));
        subsequentExists_args args = new subsequentExists_args();
        args.setIterationId(iterationId);
        args.setSkipCount(skipCount);
        args.setTakeCount(takeCount);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.lang.Boolean getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_subsequentExists();
      }
    }

    @Override
    public void subsequentMultiGet(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>> resultHandler) throws org.apache.thrift.TException {
      checkReady();
      subsequentMultiGet_call method_call = new subsequentMultiGet_call(iterationId, skipCount, takeCount, resultHandler, this, ___protocolFactory, ___transport);
      this.___currentMethod = method_call;
      ___manager.call(method_call);
    }

    public static class subsequentMultiGet_call extends org.apache.thrift.async.TAsyncMethodCall<java.util.List<OptionalBinary>> {
      private long iterationId;
      private long skipCount;
      private long takeCount;
      public subsequentMultiGet_call(long iterationId, long skipCount, long takeCount, org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
        super(client, protocolFactory, transport, resultHandler, false);
        this.iterationId = iterationId;
        this.skipCount = skipCount;
        this.takeCount = takeCount;
      }

      @Override
      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("subsequentMultiGet", org.apache.thrift.protocol.TMessageType.CALL, 0));
        subsequentMultiGet_args args = new subsequentMultiGet_args();
        args.setIterationId(iterationId);
        args.setSkipCount(skipCount);
        args.setTakeCount(takeCount);
        args.write(prot);
        prot.writeMessageEnd();
      }

      @Override
      public java.util.List<OptionalBinary> getResult() throws org.apache.thrift.TException {
        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
          throw new java.lang.IllegalStateException("Method call not finished!");
        }
        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
        return (new Client(prot)).recv_subsequentMultiGet();
      }
    }

  }

  public static class Processor<I extends Iface> extends org.apache.thrift.TBaseProcessor<I> implements org.apache.thrift.TProcessor {
    private static final org.slf4j.Logger _LOGGER = org.slf4j.LoggerFactory.getLogger(Processor.class.getName());
    public Processor(I iface) {
      super(iface, getProcessMap(new java.util.HashMap<java.lang.String, org.apache.thrift.ProcessFunction<I, ? extends org.apache.thrift.TBase>>()));
    }

    protected Processor(I iface, java.util.Map<java.lang.String, org.apache.thrift.ProcessFunction<I, ? extends org.apache.thrift.TBase>> processMap) {
      super(iface, getProcessMap(processMap));
    }

    private static <I extends Iface> java.util.Map<java.lang.String,  org.apache.thrift.ProcessFunction<I, ? extends org.apache.thrift.TBase>> getProcessMap(java.util.Map<java.lang.String, org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> processMap) {
      processMap.put("openTransaction", new openTransaction());
      processMap.put("closeTransaction", new closeTransaction());
      processMap.put("closeFailedUpdate", new closeFailedUpdate());
      processMap.put("createColumn", new createColumn());
      processMap.put("deleteColumn", new deleteColumn());
      processMap.put("getColumnId", new getColumnId());
      processMap.put("put", new put());
      processMap.put("putGetPrevious", new putGetPrevious());
      processMap.put("putGetDelta", new putGetDelta());
      processMap.put("putGetChanged", new putGetChanged());
      processMap.put("putGetPreviousPresence", new putGetPreviousPresence());
      processMap.put("get", new get());
      processMap.put("getForUpdate", new getForUpdate());
      processMap.put("exists", new exists());
      processMap.put("openIterator", new openIterator());
      processMap.put("closeIterator", new closeIterator());
      processMap.put("seekTo", new seekTo());
      processMap.put("subsequent", new subsequent());
      processMap.put("subsequentExists", new subsequentExists());
      processMap.put("subsequentMultiGet", new subsequentMultiGet());
      return processMap;
    }

    public static class openTransaction<I extends Iface> extends org.apache.thrift.ProcessFunction<I, openTransaction_args> {
      public openTransaction() {
        super("openTransaction");
      }

      @Override
      public openTransaction_args getEmptyArgsInstance() {
        return new openTransaction_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public openTransaction_result getResult(I iface, openTransaction_args args) throws org.apache.thrift.TException {
        openTransaction_result result = new openTransaction_result();
        result.success = iface.openTransaction(args.timeoutMs);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class closeTransaction<I extends Iface> extends org.apache.thrift.ProcessFunction<I, closeTransaction_args> {
      public closeTransaction() {
        super("closeTransaction");
      }

      @Override
      public closeTransaction_args getEmptyArgsInstance() {
        return new closeTransaction_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public closeTransaction_result getResult(I iface, closeTransaction_args args) throws org.apache.thrift.TException {
        closeTransaction_result result = new closeTransaction_result();
        result.success = iface.closeTransaction(args.timeoutMs, args.commit);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class closeFailedUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, closeFailedUpdate_args> {
      public closeFailedUpdate() {
        super("closeFailedUpdate");
      }

      @Override
      public closeFailedUpdate_args getEmptyArgsInstance() {
        return new closeFailedUpdate_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public closeFailedUpdate_result getResult(I iface, closeFailedUpdate_args args) throws org.apache.thrift.TException {
        closeFailedUpdate_result result = new closeFailedUpdate_result();
        iface.closeFailedUpdate(args.updateId);
        return result;
      }
    }

    public static class createColumn<I extends Iface> extends org.apache.thrift.ProcessFunction<I, createColumn_args> {
      public createColumn() {
        super("createColumn");
      }

      @Override
      public createColumn_args getEmptyArgsInstance() {
        return new createColumn_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public createColumn_result getResult(I iface, createColumn_args args) throws org.apache.thrift.TException {
        createColumn_result result = new createColumn_result();
        result.success = iface.createColumn(args.name, args.schema);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class deleteColumn<I extends Iface> extends org.apache.thrift.ProcessFunction<I, deleteColumn_args> {
      public deleteColumn() {
        super("deleteColumn");
      }

      @Override
      public deleteColumn_args getEmptyArgsInstance() {
        return new deleteColumn_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public deleteColumn_result getResult(I iface, deleteColumn_args args) throws org.apache.thrift.TException {
        deleteColumn_result result = new deleteColumn_result();
        iface.deleteColumn(args.columnId);
        return result;
      }
    }

    public static class getColumnId<I extends Iface> extends org.apache.thrift.ProcessFunction<I, getColumnId_args> {
      public getColumnId() {
        super("getColumnId");
      }

      @Override
      public getColumnId_args getEmptyArgsInstance() {
        return new getColumnId_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public getColumnId_result getResult(I iface, getColumnId_args args) throws org.apache.thrift.TException {
        getColumnId_result result = new getColumnId_result();
        result.success = iface.getColumnId(args.name);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class put<I extends Iface> extends org.apache.thrift.ProcessFunction<I, put_args> {
      public put() {
        super("put");
      }

      @Override
      public put_args getEmptyArgsInstance() {
        return new put_args();
      }

      @Override
      protected boolean isOneway() {
        return true;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public org.apache.thrift.TBase getResult(I iface, put_args args) throws org.apache.thrift.TException {
        iface.put(args.transactionOrUpdateId, args.columnId, args.keys, args.value);
        return null;
      }
    }

    public static class putGetPrevious<I extends Iface> extends org.apache.thrift.ProcessFunction<I, putGetPrevious_args> {
      public putGetPrevious() {
        super("putGetPrevious");
      }

      @Override
      public putGetPrevious_args getEmptyArgsInstance() {
        return new putGetPrevious_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public putGetPrevious_result getResult(I iface, putGetPrevious_args args) throws org.apache.thrift.TException {
        putGetPrevious_result result = new putGetPrevious_result();
        result.success = iface.putGetPrevious(args.transactionOrUpdateId, args.columnId, args.keys, args.value);
        return result;
      }
    }

    public static class putGetDelta<I extends Iface> extends org.apache.thrift.ProcessFunction<I, putGetDelta_args> {
      public putGetDelta() {
        super("putGetDelta");
      }

      @Override
      public putGetDelta_args getEmptyArgsInstance() {
        return new putGetDelta_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public putGetDelta_result getResult(I iface, putGetDelta_args args) throws org.apache.thrift.TException {
        putGetDelta_result result = new putGetDelta_result();
        result.success = iface.putGetDelta(args.transactionOrUpdateId, args.columnId, args.keys, args.value);
        return result;
      }
    }

    public static class putGetChanged<I extends Iface> extends org.apache.thrift.ProcessFunction<I, putGetChanged_args> {
      public putGetChanged() {
        super("putGetChanged");
      }

      @Override
      public putGetChanged_args getEmptyArgsInstance() {
        return new putGetChanged_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public putGetChanged_result getResult(I iface, putGetChanged_args args) throws org.apache.thrift.TException {
        putGetChanged_result result = new putGetChanged_result();
        result.success = iface.putGetChanged(args.transactionOrUpdateId, args.columnId, args.keys, args.value);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class putGetPreviousPresence<I extends Iface> extends org.apache.thrift.ProcessFunction<I, putGetPreviousPresence_args> {
      public putGetPreviousPresence() {
        super("putGetPreviousPresence");
      }

      @Override
      public putGetPreviousPresence_args getEmptyArgsInstance() {
        return new putGetPreviousPresence_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public putGetPreviousPresence_result getResult(I iface, putGetPreviousPresence_args args) throws org.apache.thrift.TException {
        putGetPreviousPresence_result result = new putGetPreviousPresence_result();
        result.success = iface.putGetPreviousPresence(args.transactionOrUpdateId, args.columnId, args.keys, args.value);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class get<I extends Iface> extends org.apache.thrift.ProcessFunction<I, get_args> {
      public get() {
        super("get");
      }

      @Override
      public get_args getEmptyArgsInstance() {
        return new get_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public get_result getResult(I iface, get_args args) throws org.apache.thrift.TException {
        get_result result = new get_result();
        result.success = iface.get(args.transactionOrUpdateId, args.columnId, args.keys);
        return result;
      }
    }

    public static class getForUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, getForUpdate_args> {
      public getForUpdate() {
        super("getForUpdate");
      }

      @Override
      public getForUpdate_args getEmptyArgsInstance() {
        return new getForUpdate_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public getForUpdate_result getResult(I iface, getForUpdate_args args) throws org.apache.thrift.TException {
        getForUpdate_result result = new getForUpdate_result();
        result.success = iface.getForUpdate(args.transactionOrUpdateId, args.columnId, args.keys);
        return result;
      }
    }

    public static class exists<I extends Iface> extends org.apache.thrift.ProcessFunction<I, exists_args> {
      public exists() {
        super("exists");
      }

      @Override
      public exists_args getEmptyArgsInstance() {
        return new exists_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public exists_result getResult(I iface, exists_args args) throws org.apache.thrift.TException {
        exists_result result = new exists_result();
        result.success = iface.exists(args.transactionOrUpdateId, args.columnId, args.keys);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class openIterator<I extends Iface> extends org.apache.thrift.ProcessFunction<I, openIterator_args> {
      public openIterator() {
        super("openIterator");
      }

      @Override
      public openIterator_args getEmptyArgsInstance() {
        return new openIterator_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public openIterator_result getResult(I iface, openIterator_args args) throws org.apache.thrift.TException {
        openIterator_result result = new openIterator_result();
        result.success = iface.openIterator(args.transactionId, args.columnId, args.startKeysInclusive, args.endKeysExclusive, args.reverse, args.timeoutMs);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class closeIterator<I extends Iface> extends org.apache.thrift.ProcessFunction<I, closeIterator_args> {
      public closeIterator() {
        super("closeIterator");
      }

      @Override
      public closeIterator_args getEmptyArgsInstance() {
        return new closeIterator_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public closeIterator_result getResult(I iface, closeIterator_args args) throws org.apache.thrift.TException {
        closeIterator_result result = new closeIterator_result();
        iface.closeIterator(args.iteratorId);
        return result;
      }
    }

    public static class seekTo<I extends Iface> extends org.apache.thrift.ProcessFunction<I, seekTo_args> {
      public seekTo() {
        super("seekTo");
      }

      @Override
      public seekTo_args getEmptyArgsInstance() {
        return new seekTo_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public seekTo_result getResult(I iface, seekTo_args args) throws org.apache.thrift.TException {
        seekTo_result result = new seekTo_result();
        iface.seekTo(args.iterationId, args.keys);
        return result;
      }
    }

    public static class subsequent<I extends Iface> extends org.apache.thrift.ProcessFunction<I, subsequent_args> {
      public subsequent() {
        super("subsequent");
      }

      @Override
      public subsequent_args getEmptyArgsInstance() {
        return new subsequent_args();
      }

      @Override
      protected boolean isOneway() {
        return true;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public org.apache.thrift.TBase getResult(I iface, subsequent_args args) throws org.apache.thrift.TException {
        iface.subsequent(args.iterationId, args.skipCount, args.takeCount);
        return null;
      }
    }

    public static class subsequentExists<I extends Iface> extends org.apache.thrift.ProcessFunction<I, subsequentExists_args> {
      public subsequentExists() {
        super("subsequentExists");
      }

      @Override
      public subsequentExists_args getEmptyArgsInstance() {
        return new subsequentExists_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public subsequentExists_result getResult(I iface, subsequentExists_args args) throws org.apache.thrift.TException {
        subsequentExists_result result = new subsequentExists_result();
        result.success = iface.subsequentExists(args.iterationId, args.skipCount, args.takeCount);
        result.setSuccessIsSet(true);
        return result;
      }
    }

    public static class subsequentMultiGet<I extends Iface> extends org.apache.thrift.ProcessFunction<I, subsequentMultiGet_args> {
      public subsequentMultiGet() {
        super("subsequentMultiGet");
      }

      @Override
      public subsequentMultiGet_args getEmptyArgsInstance() {
        return new subsequentMultiGet_args();
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      protected boolean rethrowUnhandledExceptions() {
        return false;
      }

      @Override
      public subsequentMultiGet_result getResult(I iface, subsequentMultiGet_args args) throws org.apache.thrift.TException {
        subsequentMultiGet_result result = new subsequentMultiGet_result();
        result.success = iface.subsequentMultiGet(args.iterationId, args.skipCount, args.takeCount);
        return result;
      }
    }

  }

  public static class AsyncProcessor<I extends AsyncIface> extends org.apache.thrift.TBaseAsyncProcessor<I> {
    private static final org.slf4j.Logger _LOGGER = org.slf4j.LoggerFactory.getLogger(AsyncProcessor.class.getName());
    public AsyncProcessor(I iface) {
      super(iface, getProcessMap(new java.util.HashMap<java.lang.String, org.apache.thrift.AsyncProcessFunction<I, ? extends org.apache.thrift.TBase, ?>>()));
    }

    protected AsyncProcessor(I iface, java.util.Map<java.lang.String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase, ?>> processMap) {
      super(iface, getProcessMap(processMap));
    }

    private static <I extends AsyncIface> java.util.Map<java.lang.String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase,?>> getProcessMap(java.util.Map<java.lang.String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase, ?>> processMap) {
      processMap.put("openTransaction", new openTransaction());
      processMap.put("closeTransaction", new closeTransaction());
      processMap.put("closeFailedUpdate", new closeFailedUpdate());
      processMap.put("createColumn", new createColumn());
      processMap.put("deleteColumn", new deleteColumn());
      processMap.put("getColumnId", new getColumnId());
      processMap.put("put", new put());
      processMap.put("putGetPrevious", new putGetPrevious());
      processMap.put("putGetDelta", new putGetDelta());
      processMap.put("putGetChanged", new putGetChanged());
      processMap.put("putGetPreviousPresence", new putGetPreviousPresence());
      processMap.put("get", new get());
      processMap.put("getForUpdate", new getForUpdate());
      processMap.put("exists", new exists());
      processMap.put("openIterator", new openIterator());
      processMap.put("closeIterator", new closeIterator());
      processMap.put("seekTo", new seekTo());
      processMap.put("subsequent", new subsequent());
      processMap.put("subsequentExists", new subsequentExists());
      processMap.put("subsequentMultiGet", new subsequentMultiGet());
      return processMap;
    }

    public static class openTransaction<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, openTransaction_args, java.lang.Long> {
      public openTransaction() {
        super("openTransaction");
      }

      @Override
      public openTransaction_args getEmptyArgsInstance() {
        return new openTransaction_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Long>() { 
          @Override
          public void onComplete(java.lang.Long o) {
            openTransaction_result result = new openTransaction_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            openTransaction_result result = new openTransaction_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, openTransaction_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
        iface.openTransaction(args.timeoutMs,resultHandler);
      }
    }

    public static class closeTransaction<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, closeTransaction_args, java.lang.Boolean> {
      public closeTransaction() {
        super("closeTransaction");
      }

      @Override
      public closeTransaction_args getEmptyArgsInstance() {
        return new closeTransaction_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean>() { 
          @Override
          public void onComplete(java.lang.Boolean o) {
            closeTransaction_result result = new closeTransaction_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            closeTransaction_result result = new closeTransaction_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, closeTransaction_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
        iface.closeTransaction(args.timeoutMs, args.commit,resultHandler);
      }
    }

    public static class closeFailedUpdate<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, closeFailedUpdate_args, Void> {
      public closeFailedUpdate() {
        super("closeFailedUpdate");
      }

      @Override
      public closeFailedUpdate_args getEmptyArgsInstance() {
        return new closeFailedUpdate_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
            closeFailedUpdate_result result = new closeFailedUpdate_result();
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            closeFailedUpdate_result result = new closeFailedUpdate_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, closeFailedUpdate_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.closeFailedUpdate(args.updateId,resultHandler);
      }
    }

    public static class createColumn<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, createColumn_args, java.lang.Long> {
      public createColumn() {
        super("createColumn");
      }

      @Override
      public createColumn_args getEmptyArgsInstance() {
        return new createColumn_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Long>() { 
          @Override
          public void onComplete(java.lang.Long o) {
            createColumn_result result = new createColumn_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            createColumn_result result = new createColumn_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, createColumn_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
        iface.createColumn(args.name, args.schema,resultHandler);
      }
    }

    public static class deleteColumn<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, deleteColumn_args, Void> {
      public deleteColumn() {
        super("deleteColumn");
      }

      @Override
      public deleteColumn_args getEmptyArgsInstance() {
        return new deleteColumn_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
            deleteColumn_result result = new deleteColumn_result();
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            deleteColumn_result result = new deleteColumn_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, deleteColumn_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.deleteColumn(args.columnId,resultHandler);
      }
    }

    public static class getColumnId<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, getColumnId_args, java.lang.Long> {
      public getColumnId() {
        super("getColumnId");
      }

      @Override
      public getColumnId_args getEmptyArgsInstance() {
        return new getColumnId_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Long>() { 
          @Override
          public void onComplete(java.lang.Long o) {
            getColumnId_result result = new getColumnId_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            getColumnId_result result = new getColumnId_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, getColumnId_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
        iface.getColumnId(args.name,resultHandler);
      }
    }

    public static class put<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, put_args, Void> {
      public put() {
        super("put");
      }

      @Override
      public put_args getEmptyArgsInstance() {
        return new put_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
          }
          @Override
          public void onError(java.lang.Exception e) {
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
            } else {
              _LOGGER.error("Exception inside oneway handler", e);
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return true;
      }

      @Override
      public void start(I iface, put_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.put(args.transactionOrUpdateId, args.columnId, args.keys, args.value,resultHandler);
      }
    }

    public static class putGetPrevious<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, putGetPrevious_args, OptionalBinary> {
      public putGetPrevious() {
        super("putGetPrevious");
      }

      @Override
      public putGetPrevious_args getEmptyArgsInstance() {
        return new putGetPrevious_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<OptionalBinary>() { 
          @Override
          public void onComplete(OptionalBinary o) {
            putGetPrevious_result result = new putGetPrevious_result();
            result.success = o;
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            putGetPrevious_result result = new putGetPrevious_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, putGetPrevious_args args, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException {
        iface.putGetPrevious(args.transactionOrUpdateId, args.columnId, args.keys, args.value,resultHandler);
      }
    }

    public static class putGetDelta<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, putGetDelta_args, Delta> {
      public putGetDelta() {
        super("putGetDelta");
      }

      @Override
      public putGetDelta_args getEmptyArgsInstance() {
        return new putGetDelta_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Delta> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Delta>() { 
          @Override
          public void onComplete(Delta o) {
            putGetDelta_result result = new putGetDelta_result();
            result.success = o;
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            putGetDelta_result result = new putGetDelta_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, putGetDelta_args args, org.apache.thrift.async.AsyncMethodCallback<Delta> resultHandler) throws org.apache.thrift.TException {
        iface.putGetDelta(args.transactionOrUpdateId, args.columnId, args.keys, args.value,resultHandler);
      }
    }

    public static class putGetChanged<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, putGetChanged_args, java.lang.Boolean> {
      public putGetChanged() {
        super("putGetChanged");
      }

      @Override
      public putGetChanged_args getEmptyArgsInstance() {
        return new putGetChanged_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean>() { 
          @Override
          public void onComplete(java.lang.Boolean o) {
            putGetChanged_result result = new putGetChanged_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            putGetChanged_result result = new putGetChanged_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, putGetChanged_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
        iface.putGetChanged(args.transactionOrUpdateId, args.columnId, args.keys, args.value,resultHandler);
      }
    }

    public static class putGetPreviousPresence<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, putGetPreviousPresence_args, java.lang.Boolean> {
      public putGetPreviousPresence() {
        super("putGetPreviousPresence");
      }

      @Override
      public putGetPreviousPresence_args getEmptyArgsInstance() {
        return new putGetPreviousPresence_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean>() { 
          @Override
          public void onComplete(java.lang.Boolean o) {
            putGetPreviousPresence_result result = new putGetPreviousPresence_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            putGetPreviousPresence_result result = new putGetPreviousPresence_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, putGetPreviousPresence_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
        iface.putGetPreviousPresence(args.transactionOrUpdateId, args.columnId, args.keys, args.value,resultHandler);
      }
    }

    public static class get<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, get_args, OptionalBinary> {
      public get() {
        super("get");
      }

      @Override
      public get_args getEmptyArgsInstance() {
        return new get_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<OptionalBinary>() { 
          @Override
          public void onComplete(OptionalBinary o) {
            get_result result = new get_result();
            result.success = o;
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            get_result result = new get_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, get_args args, org.apache.thrift.async.AsyncMethodCallback<OptionalBinary> resultHandler) throws org.apache.thrift.TException {
        iface.get(args.transactionOrUpdateId, args.columnId, args.keys,resultHandler);
      }
    }

    public static class getForUpdate<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, getForUpdate_args, UpdateBegin> {
      public getForUpdate() {
        super("getForUpdate");
      }

      @Override
      public getForUpdate_args getEmptyArgsInstance() {
        return new getForUpdate_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<UpdateBegin> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<UpdateBegin>() { 
          @Override
          public void onComplete(UpdateBegin o) {
            getForUpdate_result result = new getForUpdate_result();
            result.success = o;
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            getForUpdate_result result = new getForUpdate_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, getForUpdate_args args, org.apache.thrift.async.AsyncMethodCallback<UpdateBegin> resultHandler) throws org.apache.thrift.TException {
        iface.getForUpdate(args.transactionOrUpdateId, args.columnId, args.keys,resultHandler);
      }
    }

    public static class exists<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, exists_args, java.lang.Boolean> {
      public exists() {
        super("exists");
      }

      @Override
      public exists_args getEmptyArgsInstance() {
        return new exists_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean>() { 
          @Override
          public void onComplete(java.lang.Boolean o) {
            exists_result result = new exists_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            exists_result result = new exists_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, exists_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
        iface.exists(args.transactionOrUpdateId, args.columnId, args.keys,resultHandler);
      }
    }

    public static class openIterator<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, openIterator_args, java.lang.Long> {
      public openIterator() {
        super("openIterator");
      }

      @Override
      public openIterator_args getEmptyArgsInstance() {
        return new openIterator_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Long>() { 
          @Override
          public void onComplete(java.lang.Long o) {
            openIterator_result result = new openIterator_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            openIterator_result result = new openIterator_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, openIterator_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Long> resultHandler) throws org.apache.thrift.TException {
        iface.openIterator(args.transactionId, args.columnId, args.startKeysInclusive, args.endKeysExclusive, args.reverse, args.timeoutMs,resultHandler);
      }
    }

    public static class closeIterator<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, closeIterator_args, Void> {
      public closeIterator() {
        super("closeIterator");
      }

      @Override
      public closeIterator_args getEmptyArgsInstance() {
        return new closeIterator_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
            closeIterator_result result = new closeIterator_result();
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            closeIterator_result result = new closeIterator_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, closeIterator_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.closeIterator(args.iteratorId,resultHandler);
      }
    }

    public static class seekTo<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, seekTo_args, Void> {
      public seekTo() {
        super("seekTo");
      }

      @Override
      public seekTo_args getEmptyArgsInstance() {
        return new seekTo_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
            seekTo_result result = new seekTo_result();
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            seekTo_result result = new seekTo_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, seekTo_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.seekTo(args.iterationId, args.keys,resultHandler);
      }
    }

    public static class subsequent<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, subsequent_args, Void> {
      public subsequent() {
        super("subsequent");
      }

      @Override
      public subsequent_args getEmptyArgsInstance() {
        return new subsequent_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<Void> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<Void>() { 
          @Override
          public void onComplete(Void o) {
          }
          @Override
          public void onError(java.lang.Exception e) {
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
            } else {
              _LOGGER.error("Exception inside oneway handler", e);
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return true;
      }

      @Override
      public void start(I iface, subsequent_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws org.apache.thrift.TException {
        iface.subsequent(args.iterationId, args.skipCount, args.takeCount,resultHandler);
      }
    }

    public static class subsequentExists<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, subsequentExists_args, java.lang.Boolean> {
      public subsequentExists() {
        super("subsequentExists");
      }

      @Override
      public subsequentExists_args getEmptyArgsInstance() {
        return new subsequentExists_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean>() { 
          @Override
          public void onComplete(java.lang.Boolean o) {
            subsequentExists_result result = new subsequentExists_result();
            result.success = o;
            result.setSuccessIsSet(true);
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            subsequentExists_result result = new subsequentExists_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, subsequentExists_args args, org.apache.thrift.async.AsyncMethodCallback<java.lang.Boolean> resultHandler) throws org.apache.thrift.TException {
        iface.subsequentExists(args.iterationId, args.skipCount, args.takeCount,resultHandler);
      }
    }

    public static class subsequentMultiGet<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, subsequentMultiGet_args, java.util.List<OptionalBinary>> {
      public subsequentMultiGet() {
        super("subsequentMultiGet");
      }

      @Override
      public subsequentMultiGet_args getEmptyArgsInstance() {
        return new subsequentMultiGet_args();
      }

      @Override
      public org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>> getResultHandler(final org.apache.thrift.server.AbstractNonblockingServer.AsyncFrameBuffer fb, final int seqid) {
        final org.apache.thrift.AsyncProcessFunction fcall = this;
        return new org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>>() { 
          @Override
          public void onComplete(java.util.List<OptionalBinary> o) {
            subsequentMultiGet_result result = new subsequentMultiGet_result();
            result.success = o;
            try {
              fcall.sendResponse(fb, result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
            } catch (org.apache.thrift.transport.TTransportException e) {
              _LOGGER.error("TTransportException writing to internal frame buffer", e);
              fb.close();
            } catch (java.lang.Exception e) {
              _LOGGER.error("Exception writing to internal frame buffer", e);
              onError(e);
            }
          }
          @Override
          public void onError(java.lang.Exception e) {
            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
            org.apache.thrift.TSerializable msg;
            subsequentMultiGet_result result = new subsequentMultiGet_result();
            if (e instanceof org.apache.thrift.transport.TTransportException) {
              _LOGGER.error("TTransportException inside handler", e);
              fb.close();
              return;
            } else if (e instanceof org.apache.thrift.TApplicationException) {
              _LOGGER.error("TApplicationException inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = (org.apache.thrift.TApplicationException)e;
            } else {
              _LOGGER.error("Exception inside handler", e);
              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
              msg = new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
            }
            try {
              fcall.sendResponse(fb,msg,msgType,seqid);
            } catch (java.lang.Exception ex) {
              _LOGGER.error("Exception writing to internal frame buffer", ex);
              fb.close();
            }
          }
        };
      }

      @Override
      protected boolean isOneway() {
        return false;
      }

      @Override
      public void start(I iface, subsequentMultiGet_args args, org.apache.thrift.async.AsyncMethodCallback<java.util.List<OptionalBinary>> resultHandler) throws org.apache.thrift.TException {
        iface.subsequentMultiGet(args.iterationId, args.skipCount, args.takeCount,resultHandler);
      }
    }

  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class openTransaction_args implements org.apache.thrift.TBase<openTransaction_args, openTransaction_args._Fields>, java.io.Serializable, Cloneable, Comparable<openTransaction_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("openTransaction_args");

    private static final org.apache.thrift.protocol.TField TIMEOUT_MS_FIELD_DESC = new org.apache.thrift.protocol.TField("timeoutMs", org.apache.thrift.protocol.TType.I64, (short)1);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new openTransaction_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new openTransaction_argsTupleSchemeFactory();

    public long timeoutMs; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TIMEOUT_MS((short)1, "timeoutMs");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TIMEOUT_MS
            return TIMEOUT_MS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TIMEOUTMS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TIMEOUT_MS, new org.apache.thrift.meta_data.FieldMetaData("timeoutMs", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(openTransaction_args.class, metaDataMap);
    }

    public openTransaction_args() {
    }

    public openTransaction_args(
      long timeoutMs)
    {
      this();
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public openTransaction_args(openTransaction_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.timeoutMs = other.timeoutMs;
    }

    @Override
    public openTransaction_args deepCopy() {
      return new openTransaction_args(this);
    }

    @Override
    public void clear() {
      setTimeoutMsIsSet(false);
      this.timeoutMs = 0;
    }

    public long getTimeoutMs() {
      return this.timeoutMs;
    }

    public openTransaction_args setTimeoutMs(long timeoutMs) {
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
      return this;
    }

    public void unsetTimeoutMs() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    /** Returns true if field timeoutMs is set (has been assigned a value) and false otherwise */
    public boolean isSetTimeoutMs() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    public void setTimeoutMsIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TIMEOUT_MS:
        if (value == null) {
          unsetTimeoutMs();
        } else {
          setTimeoutMs((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TIMEOUT_MS:
        return getTimeoutMs();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TIMEOUT_MS:
        return isSetTimeoutMs();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof openTransaction_args)
        return this.equals((openTransaction_args)that);
      return false;
    }

    public boolean equals(openTransaction_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_timeoutMs = true;
      boolean that_present_timeoutMs = true;
      if (this_present_timeoutMs || that_present_timeoutMs) {
        if (!(this_present_timeoutMs && that_present_timeoutMs))
          return false;
        if (this.timeoutMs != that.timeoutMs)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(timeoutMs);

      return hashCode;
    }

    @Override
    public int compareTo(openTransaction_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTimeoutMs(), other.isSetTimeoutMs());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTimeoutMs()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timeoutMs, other.timeoutMs);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("openTransaction_args(");
      boolean first = true;

      sb.append("timeoutMs:");
      sb.append(this.timeoutMs);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'timeoutMs' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class openTransaction_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openTransaction_argsStandardScheme getScheme() {
        return new openTransaction_argsStandardScheme();
      }
    }

    private static class openTransaction_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<openTransaction_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, openTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TIMEOUT_MS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.timeoutMs = iprot.readI64();
                struct.setTimeoutMsIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTimeoutMs()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'timeoutMs' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, openTransaction_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TIMEOUT_MS_FIELD_DESC);
        oprot.writeI64(struct.timeoutMs);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class openTransaction_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openTransaction_argsTupleScheme getScheme() {
        return new openTransaction_argsTupleScheme();
      }
    }

    private static class openTransaction_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<openTransaction_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, openTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.timeoutMs);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, openTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.timeoutMs = iprot.readI64();
        struct.setTimeoutMsIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class openTransaction_result implements org.apache.thrift.TBase<openTransaction_result, openTransaction_result._Fields>, java.io.Serializable, Cloneable, Comparable<openTransaction_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("openTransaction_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I64, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new openTransaction_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new openTransaction_resultTupleSchemeFactory();

    public long success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(openTransaction_result.class, metaDataMap);
    }

    public openTransaction_result() {
    }

    public openTransaction_result(
      long success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public openTransaction_result(openTransaction_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public openTransaction_result deepCopy() {
      return new openTransaction_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = 0;
    }

    public long getSuccess() {
      return this.success;
    }

    public openTransaction_result setSuccess(long success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof openTransaction_result)
        return this.equals((openTransaction_result)that);
      return false;
    }

    public boolean equals(openTransaction_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(success);

      return hashCode;
    }

    @Override
    public int compareTo(openTransaction_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("openTransaction_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class openTransaction_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openTransaction_resultStandardScheme getScheme() {
        return new openTransaction_resultStandardScheme();
      }
    }

    private static class openTransaction_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<openTransaction_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, openTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.success = iprot.readI64();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, openTransaction_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeI64(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class openTransaction_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openTransaction_resultTupleScheme getScheme() {
        return new openTransaction_resultTupleScheme();
      }
    }

    private static class openTransaction_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<openTransaction_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, openTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeI64(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, openTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readI64();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeTransaction_args implements org.apache.thrift.TBase<closeTransaction_args, closeTransaction_args._Fields>, java.io.Serializable, Cloneable, Comparable<closeTransaction_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeTransaction_args");

    private static final org.apache.thrift.protocol.TField TIMEOUT_MS_FIELD_DESC = new org.apache.thrift.protocol.TField("timeoutMs", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COMMIT_FIELD_DESC = new org.apache.thrift.protocol.TField("commit", org.apache.thrift.protocol.TType.BOOL, (short)2);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeTransaction_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeTransaction_argsTupleSchemeFactory();

    public long timeoutMs; // required
    public boolean commit; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TIMEOUT_MS((short)1, "timeoutMs"),
      COMMIT((short)2, "commit");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TIMEOUT_MS
            return TIMEOUT_MS;
          case 2: // COMMIT
            return COMMIT;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TIMEOUTMS_ISSET_ID = 0;
    private static final int __COMMIT_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TIMEOUT_MS, new org.apache.thrift.meta_data.FieldMetaData("timeoutMs", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COMMIT, new org.apache.thrift.meta_data.FieldMetaData("commit", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeTransaction_args.class, metaDataMap);
    }

    public closeTransaction_args() {
    }

    public closeTransaction_args(
      long timeoutMs,
      boolean commit)
    {
      this();
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
      this.commit = commit;
      setCommitIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeTransaction_args(closeTransaction_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.timeoutMs = other.timeoutMs;
      this.commit = other.commit;
    }

    @Override
    public closeTransaction_args deepCopy() {
      return new closeTransaction_args(this);
    }

    @Override
    public void clear() {
      setTimeoutMsIsSet(false);
      this.timeoutMs = 0;
      setCommitIsSet(false);
      this.commit = false;
    }

    public long getTimeoutMs() {
      return this.timeoutMs;
    }

    public closeTransaction_args setTimeoutMs(long timeoutMs) {
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
      return this;
    }

    public void unsetTimeoutMs() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    /** Returns true if field timeoutMs is set (has been assigned a value) and false otherwise */
    public boolean isSetTimeoutMs() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    public void setTimeoutMsIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID, value);
    }

    public boolean isCommit() {
      return this.commit;
    }

    public closeTransaction_args setCommit(boolean commit) {
      this.commit = commit;
      setCommitIsSet(true);
      return this;
    }

    public void unsetCommit() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COMMIT_ISSET_ID);
    }

    /** Returns true if field commit is set (has been assigned a value) and false otherwise */
    public boolean isSetCommit() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COMMIT_ISSET_ID);
    }

    public void setCommitIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COMMIT_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TIMEOUT_MS:
        if (value == null) {
          unsetTimeoutMs();
        } else {
          setTimeoutMs((java.lang.Long)value);
        }
        break;

      case COMMIT:
        if (value == null) {
          unsetCommit();
        } else {
          setCommit((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TIMEOUT_MS:
        return getTimeoutMs();

      case COMMIT:
        return isCommit();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TIMEOUT_MS:
        return isSetTimeoutMs();
      case COMMIT:
        return isSetCommit();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeTransaction_args)
        return this.equals((closeTransaction_args)that);
      return false;
    }

    public boolean equals(closeTransaction_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_timeoutMs = true;
      boolean that_present_timeoutMs = true;
      if (this_present_timeoutMs || that_present_timeoutMs) {
        if (!(this_present_timeoutMs && that_present_timeoutMs))
          return false;
        if (this.timeoutMs != that.timeoutMs)
          return false;
      }

      boolean this_present_commit = true;
      boolean that_present_commit = true;
      if (this_present_commit || that_present_commit) {
        if (!(this_present_commit && that_present_commit))
          return false;
        if (this.commit != that.commit)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(timeoutMs);

      hashCode = hashCode * 8191 + ((commit) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(closeTransaction_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTimeoutMs(), other.isSetTimeoutMs());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTimeoutMs()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timeoutMs, other.timeoutMs);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetCommit(), other.isSetCommit());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetCommit()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.commit, other.commit);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeTransaction_args(");
      boolean first = true;

      sb.append("timeoutMs:");
      sb.append(this.timeoutMs);
      first = false;
      if (!first) sb.append(", ");
      sb.append("commit:");
      sb.append(this.commit);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'timeoutMs' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'commit' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeTransaction_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeTransaction_argsStandardScheme getScheme() {
        return new closeTransaction_argsStandardScheme();
      }
    }

    private static class closeTransaction_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeTransaction_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TIMEOUT_MS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.timeoutMs = iprot.readI64();
                struct.setTimeoutMsIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COMMIT
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.commit = iprot.readBool();
                struct.setCommitIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTimeoutMs()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'timeoutMs' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetCommit()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'commit' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeTransaction_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TIMEOUT_MS_FIELD_DESC);
        oprot.writeI64(struct.timeoutMs);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COMMIT_FIELD_DESC);
        oprot.writeBool(struct.commit);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeTransaction_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeTransaction_argsTupleScheme getScheme() {
        return new closeTransaction_argsTupleScheme();
      }
    }

    private static class closeTransaction_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeTransaction_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.timeoutMs);
        oprot.writeBool(struct.commit);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeTransaction_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.timeoutMs = iprot.readI64();
        struct.setTimeoutMsIsSet(true);
        struct.commit = iprot.readBool();
        struct.setCommitIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeTransaction_result implements org.apache.thrift.TBase<closeTransaction_result, closeTransaction_result._Fields>, java.io.Serializable, Cloneable, Comparable<closeTransaction_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeTransaction_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeTransaction_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeTransaction_resultTupleSchemeFactory();

    public boolean success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeTransaction_result.class, metaDataMap);
    }

    public closeTransaction_result() {
    }

    public closeTransaction_result(
      boolean success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeTransaction_result(closeTransaction_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public closeTransaction_result deepCopy() {
      return new closeTransaction_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = false;
    }

    public boolean isSuccess() {
      return this.success;
    }

    public closeTransaction_result setSuccess(boolean success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return isSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeTransaction_result)
        return this.equals((closeTransaction_result)that);
      return false;
    }

    public boolean equals(closeTransaction_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((success) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(closeTransaction_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeTransaction_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeTransaction_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeTransaction_resultStandardScheme getScheme() {
        return new closeTransaction_resultStandardScheme();
      }
    }

    private static class closeTransaction_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeTransaction_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.success = iprot.readBool();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeTransaction_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeBool(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeTransaction_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeTransaction_resultTupleScheme getScheme() {
        return new closeTransaction_resultTupleScheme();
      }
    }

    private static class closeTransaction_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeTransaction_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeBool(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeTransaction_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readBool();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeFailedUpdate_args implements org.apache.thrift.TBase<closeFailedUpdate_args, closeFailedUpdate_args._Fields>, java.io.Serializable, Cloneable, Comparable<closeFailedUpdate_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeFailedUpdate_args");

    private static final org.apache.thrift.protocol.TField UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("updateId", org.apache.thrift.protocol.TType.I64, (short)1);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeFailedUpdate_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeFailedUpdate_argsTupleSchemeFactory();

    public long updateId; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      UPDATE_ID((short)1, "updateId");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // UPDATE_ID
            return UPDATE_ID;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __UPDATEID_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("updateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeFailedUpdate_args.class, metaDataMap);
    }

    public closeFailedUpdate_args() {
    }

    public closeFailedUpdate_args(
      long updateId)
    {
      this();
      this.updateId = updateId;
      setUpdateIdIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeFailedUpdate_args(closeFailedUpdate_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.updateId = other.updateId;
    }

    @Override
    public closeFailedUpdate_args deepCopy() {
      return new closeFailedUpdate_args(this);
    }

    @Override
    public void clear() {
      setUpdateIdIsSet(false);
      this.updateId = 0;
    }

    public long getUpdateId() {
      return this.updateId;
    }

    public closeFailedUpdate_args setUpdateId(long updateId) {
      this.updateId = updateId;
      setUpdateIdIsSet(true);
      return this;
    }

    public void unsetUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __UPDATEID_ISSET_ID);
    }

    /** Returns true if field updateId is set (has been assigned a value) and false otherwise */
    public boolean isSetUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __UPDATEID_ISSET_ID);
    }

    public void setUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __UPDATEID_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case UPDATE_ID:
        if (value == null) {
          unsetUpdateId();
        } else {
          setUpdateId((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case UPDATE_ID:
        return getUpdateId();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case UPDATE_ID:
        return isSetUpdateId();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeFailedUpdate_args)
        return this.equals((closeFailedUpdate_args)that);
      return false;
    }

    public boolean equals(closeFailedUpdate_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_updateId = true;
      boolean that_present_updateId = true;
      if (this_present_updateId || that_present_updateId) {
        if (!(this_present_updateId && that_present_updateId))
          return false;
        if (this.updateId != that.updateId)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(updateId);

      return hashCode;
    }

    @Override
    public int compareTo(closeFailedUpdate_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetUpdateId(), other.isSetUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.updateId, other.updateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeFailedUpdate_args(");
      boolean first = true;

      sb.append("updateId:");
      sb.append(this.updateId);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'updateId' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeFailedUpdate_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeFailedUpdate_argsStandardScheme getScheme() {
        return new closeFailedUpdate_argsStandardScheme();
      }
    }

    private static class closeFailedUpdate_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeFailedUpdate_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeFailedUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.updateId = iprot.readI64();
                struct.setUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'updateId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeFailedUpdate_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.updateId);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeFailedUpdate_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeFailedUpdate_argsTupleScheme getScheme() {
        return new closeFailedUpdate_argsTupleScheme();
      }
    }

    private static class closeFailedUpdate_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeFailedUpdate_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeFailedUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.updateId);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeFailedUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.updateId = iprot.readI64();
        struct.setUpdateIdIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeFailedUpdate_result implements org.apache.thrift.TBase<closeFailedUpdate_result, closeFailedUpdate_result._Fields>, java.io.Serializable, Cloneable, Comparable<closeFailedUpdate_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeFailedUpdate_result");


    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeFailedUpdate_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeFailedUpdate_resultTupleSchemeFactory();


    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
;

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeFailedUpdate_result.class, metaDataMap);
    }

    public closeFailedUpdate_result() {
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeFailedUpdate_result(closeFailedUpdate_result other) {
    }

    @Override
    public closeFailedUpdate_result deepCopy() {
      return new closeFailedUpdate_result(this);
    }

    @Override
    public void clear() {
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeFailedUpdate_result)
        return this.equals((closeFailedUpdate_result)that);
      return false;
    }

    public boolean equals(closeFailedUpdate_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      return hashCode;
    }

    @Override
    public int compareTo(closeFailedUpdate_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeFailedUpdate_result(");
      boolean first = true;

      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeFailedUpdate_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeFailedUpdate_resultStandardScheme getScheme() {
        return new closeFailedUpdate_resultStandardScheme();
      }
    }

    private static class closeFailedUpdate_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeFailedUpdate_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeFailedUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeFailedUpdate_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeFailedUpdate_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeFailedUpdate_resultTupleScheme getScheme() {
        return new closeFailedUpdate_resultTupleScheme();
      }
    }

    private static class closeFailedUpdate_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeFailedUpdate_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeFailedUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeFailedUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class createColumn_args implements org.apache.thrift.TBase<createColumn_args, createColumn_args._Fields>, java.io.Serializable, Cloneable, Comparable<createColumn_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("createColumn_args");

    private static final org.apache.thrift.protocol.TField NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("name", org.apache.thrift.protocol.TType.STRING, (short)1);
    private static final org.apache.thrift.protocol.TField SCHEMA_FIELD_DESC = new org.apache.thrift.protocol.TField("schema", org.apache.thrift.protocol.TType.STRUCT, (short)2);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new createColumn_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new createColumn_argsTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable java.lang.String name; // required
    public @org.apache.thrift.annotation.Nullable ColumnSchema schema; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      NAME((short)1, "name"),
      SCHEMA((short)2, "schema");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // NAME
            return NAME;
          case 2: // SCHEMA
            return SCHEMA;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.NAME, new org.apache.thrift.meta_data.FieldMetaData("name", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
      tmpMap.put(_Fields.SCHEMA, new org.apache.thrift.meta_data.FieldMetaData("schema", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ColumnSchema.class)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(createColumn_args.class, metaDataMap);
    }

    public createColumn_args() {
    }

    public createColumn_args(
      java.lang.String name,
      ColumnSchema schema)
    {
      this();
      this.name = name;
      this.schema = schema;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public createColumn_args(createColumn_args other) {
      if (other.isSetName()) {
        this.name = other.name;
      }
      if (other.isSetSchema()) {
        this.schema = new ColumnSchema(other.schema);
      }
    }

    @Override
    public createColumn_args deepCopy() {
      return new createColumn_args(this);
    }

    @Override
    public void clear() {
      this.name = null;
      this.schema = null;
    }

    @org.apache.thrift.annotation.Nullable
    public java.lang.String getName() {
      return this.name;
    }

    public createColumn_args setName(@org.apache.thrift.annotation.Nullable java.lang.String name) {
      this.name = name;
      return this;
    }

    public void unsetName() {
      this.name = null;
    }

    /** Returns true if field name is set (has been assigned a value) and false otherwise */
    public boolean isSetName() {
      return this.name != null;
    }

    public void setNameIsSet(boolean value) {
      if (!value) {
        this.name = null;
      }
    }

    @org.apache.thrift.annotation.Nullable
    public ColumnSchema getSchema() {
      return this.schema;
    }

    public createColumn_args setSchema(@org.apache.thrift.annotation.Nullable ColumnSchema schema) {
      this.schema = schema;
      return this;
    }

    public void unsetSchema() {
      this.schema = null;
    }

    /** Returns true if field schema is set (has been assigned a value) and false otherwise */
    public boolean isSetSchema() {
      return this.schema != null;
    }

    public void setSchemaIsSet(boolean value) {
      if (!value) {
        this.schema = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case NAME:
        if (value == null) {
          unsetName();
        } else {
          setName((java.lang.String)value);
        }
        break;

      case SCHEMA:
        if (value == null) {
          unsetSchema();
        } else {
          setSchema((ColumnSchema)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case NAME:
        return getName();

      case SCHEMA:
        return getSchema();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case NAME:
        return isSetName();
      case SCHEMA:
        return isSetSchema();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof createColumn_args)
        return this.equals((createColumn_args)that);
      return false;
    }

    public boolean equals(createColumn_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_name = true && this.isSetName();
      boolean that_present_name = true && that.isSetName();
      if (this_present_name || that_present_name) {
        if (!(this_present_name && that_present_name))
          return false;
        if (!this.name.equals(that.name))
          return false;
      }

      boolean this_present_schema = true && this.isSetSchema();
      boolean that_present_schema = true && that.isSetSchema();
      if (this_present_schema || that_present_schema) {
        if (!(this_present_schema && that_present_schema))
          return false;
        if (!this.schema.equals(that.schema))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetName()) ? 131071 : 524287);
      if (isSetName())
        hashCode = hashCode * 8191 + name.hashCode();

      hashCode = hashCode * 8191 + ((isSetSchema()) ? 131071 : 524287);
      if (isSetSchema())
        hashCode = hashCode * 8191 + schema.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(createColumn_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetName(), other.isSetName());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetName()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.name, other.name);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetSchema(), other.isSetSchema());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSchema()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.schema, other.schema);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("createColumn_args(");
      boolean first = true;

      sb.append("name:");
      if (this.name == null) {
        sb.append("null");
      } else {
        sb.append(this.name);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("schema:");
      if (this.schema == null) {
        sb.append("null");
      } else {
        sb.append(this.schema);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      if (name == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'name' was not present! Struct: " + toString());
      }
      if (schema == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'schema' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
      if (schema != null) {
        schema.validate();
      }
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class createColumn_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public createColumn_argsStandardScheme getScheme() {
        return new createColumn_argsStandardScheme();
      }
    }

    private static class createColumn_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<createColumn_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, createColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // NAME
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.name = iprot.readString();
                struct.setNameIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // SCHEMA
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.schema = new ColumnSchema();
                struct.schema.read(iprot);
                struct.setSchemaIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, createColumn_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.name != null) {
          oprot.writeFieldBegin(NAME_FIELD_DESC);
          oprot.writeString(struct.name);
          oprot.writeFieldEnd();
        }
        if (struct.schema != null) {
          oprot.writeFieldBegin(SCHEMA_FIELD_DESC);
          struct.schema.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class createColumn_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public createColumn_argsTupleScheme getScheme() {
        return new createColumn_argsTupleScheme();
      }
    }

    private static class createColumn_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<createColumn_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, createColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeString(struct.name);
        struct.schema.write(oprot);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, createColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.name = iprot.readString();
        struct.setNameIsSet(true);
        struct.schema = new ColumnSchema();
        struct.schema.read(iprot);
        struct.setSchemaIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class createColumn_result implements org.apache.thrift.TBase<createColumn_result, createColumn_result._Fields>, java.io.Serializable, Cloneable, Comparable<createColumn_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("createColumn_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I64, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new createColumn_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new createColumn_resultTupleSchemeFactory();

    public long success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(createColumn_result.class, metaDataMap);
    }

    public createColumn_result() {
    }

    public createColumn_result(
      long success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public createColumn_result(createColumn_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public createColumn_result deepCopy() {
      return new createColumn_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = 0;
    }

    public long getSuccess() {
      return this.success;
    }

    public createColumn_result setSuccess(long success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof createColumn_result)
        return this.equals((createColumn_result)that);
      return false;
    }

    public boolean equals(createColumn_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(success);

      return hashCode;
    }

    @Override
    public int compareTo(createColumn_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("createColumn_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class createColumn_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public createColumn_resultStandardScheme getScheme() {
        return new createColumn_resultStandardScheme();
      }
    }

    private static class createColumn_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<createColumn_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, createColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.success = iprot.readI64();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, createColumn_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeI64(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class createColumn_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public createColumn_resultTupleScheme getScheme() {
        return new createColumn_resultTupleScheme();
      }
    }

    private static class createColumn_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<createColumn_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, createColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeI64(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, createColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readI64();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class deleteColumn_args implements org.apache.thrift.TBase<deleteColumn_args, deleteColumn_args._Fields>, java.io.Serializable, Cloneable, Comparable<deleteColumn_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("deleteColumn_args");

    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)1);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new deleteColumn_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new deleteColumn_argsTupleSchemeFactory();

    public long columnId; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      COLUMN_ID((short)1, "columnId");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // COLUMN_ID
            return COLUMN_ID;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __COLUMNID_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(deleteColumn_args.class, metaDataMap);
    }

    public deleteColumn_args() {
    }

    public deleteColumn_args(
      long columnId)
    {
      this();
      this.columnId = columnId;
      setColumnIdIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public deleteColumn_args(deleteColumn_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.columnId = other.columnId;
    }

    @Override
    public deleteColumn_args deepCopy() {
      return new deleteColumn_args(this);
    }

    @Override
    public void clear() {
      setColumnIdIsSet(false);
      this.columnId = 0;
    }

    public long getColumnId() {
      return this.columnId;
    }

    public deleteColumn_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case COLUMN_ID:
        return getColumnId();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case COLUMN_ID:
        return isSetColumnId();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof deleteColumn_args)
        return this.equals((deleteColumn_args)that);
      return false;
    }

    public boolean equals(deleteColumn_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      return hashCode;
    }

    @Override
    public int compareTo(deleteColumn_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("deleteColumn_args(");
      boolean first = true;

      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class deleteColumn_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public deleteColumn_argsStandardScheme getScheme() {
        return new deleteColumn_argsStandardScheme();
      }
    }

    private static class deleteColumn_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<deleteColumn_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, deleteColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, deleteColumn_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class deleteColumn_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public deleteColumn_argsTupleScheme getScheme() {
        return new deleteColumn_argsTupleScheme();
      }
    }

    private static class deleteColumn_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<deleteColumn_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, deleteColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.columnId);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, deleteColumn_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class deleteColumn_result implements org.apache.thrift.TBase<deleteColumn_result, deleteColumn_result._Fields>, java.io.Serializable, Cloneable, Comparable<deleteColumn_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("deleteColumn_result");


    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new deleteColumn_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new deleteColumn_resultTupleSchemeFactory();


    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
;

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(deleteColumn_result.class, metaDataMap);
    }

    public deleteColumn_result() {
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public deleteColumn_result(deleteColumn_result other) {
    }

    @Override
    public deleteColumn_result deepCopy() {
      return new deleteColumn_result(this);
    }

    @Override
    public void clear() {
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof deleteColumn_result)
        return this.equals((deleteColumn_result)that);
      return false;
    }

    public boolean equals(deleteColumn_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      return hashCode;
    }

    @Override
    public int compareTo(deleteColumn_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("deleteColumn_result(");
      boolean first = true;

      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class deleteColumn_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public deleteColumn_resultStandardScheme getScheme() {
        return new deleteColumn_resultStandardScheme();
      }
    }

    private static class deleteColumn_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<deleteColumn_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, deleteColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, deleteColumn_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class deleteColumn_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public deleteColumn_resultTupleScheme getScheme() {
        return new deleteColumn_resultTupleScheme();
      }
    }

    private static class deleteColumn_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<deleteColumn_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, deleteColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, deleteColumn_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class getColumnId_args implements org.apache.thrift.TBase<getColumnId_args, getColumnId_args._Fields>, java.io.Serializable, Cloneable, Comparable<getColumnId_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getColumnId_args");

    private static final org.apache.thrift.protocol.TField NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("name", org.apache.thrift.protocol.TType.STRING, (short)1);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new getColumnId_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new getColumnId_argsTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable java.lang.String name; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      NAME((short)1, "name");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // NAME
            return NAME;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.NAME, new org.apache.thrift.meta_data.FieldMetaData("name", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getColumnId_args.class, metaDataMap);
    }

    public getColumnId_args() {
    }

    public getColumnId_args(
      java.lang.String name)
    {
      this();
      this.name = name;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public getColumnId_args(getColumnId_args other) {
      if (other.isSetName()) {
        this.name = other.name;
      }
    }

    @Override
    public getColumnId_args deepCopy() {
      return new getColumnId_args(this);
    }

    @Override
    public void clear() {
      this.name = null;
    }

    @org.apache.thrift.annotation.Nullable
    public java.lang.String getName() {
      return this.name;
    }

    public getColumnId_args setName(@org.apache.thrift.annotation.Nullable java.lang.String name) {
      this.name = name;
      return this;
    }

    public void unsetName() {
      this.name = null;
    }

    /** Returns true if field name is set (has been assigned a value) and false otherwise */
    public boolean isSetName() {
      return this.name != null;
    }

    public void setNameIsSet(boolean value) {
      if (!value) {
        this.name = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case NAME:
        if (value == null) {
          unsetName();
        } else {
          setName((java.lang.String)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case NAME:
        return getName();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case NAME:
        return isSetName();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof getColumnId_args)
        return this.equals((getColumnId_args)that);
      return false;
    }

    public boolean equals(getColumnId_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_name = true && this.isSetName();
      boolean that_present_name = true && that.isSetName();
      if (this_present_name || that_present_name) {
        if (!(this_present_name && that_present_name))
          return false;
        if (!this.name.equals(that.name))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetName()) ? 131071 : 524287);
      if (isSetName())
        hashCode = hashCode * 8191 + name.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(getColumnId_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetName(), other.isSetName());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetName()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.name, other.name);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("getColumnId_args(");
      boolean first = true;

      sb.append("name:");
      if (this.name == null) {
        sb.append("null");
      } else {
        sb.append(this.name);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      if (name == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'name' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class getColumnId_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getColumnId_argsStandardScheme getScheme() {
        return new getColumnId_argsStandardScheme();
      }
    }

    private static class getColumnId_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<getColumnId_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, getColumnId_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // NAME
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.name = iprot.readString();
                struct.setNameIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, getColumnId_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.name != null) {
          oprot.writeFieldBegin(NAME_FIELD_DESC);
          oprot.writeString(struct.name);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class getColumnId_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getColumnId_argsTupleScheme getScheme() {
        return new getColumnId_argsTupleScheme();
      }
    }

    private static class getColumnId_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<getColumnId_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, getColumnId_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeString(struct.name);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, getColumnId_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.name = iprot.readString();
        struct.setNameIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class getColumnId_result implements org.apache.thrift.TBase<getColumnId_result, getColumnId_result._Fields>, java.io.Serializable, Cloneable, Comparable<getColumnId_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getColumnId_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I64, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new getColumnId_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new getColumnId_resultTupleSchemeFactory();

    public long success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getColumnId_result.class, metaDataMap);
    }

    public getColumnId_result() {
    }

    public getColumnId_result(
      long success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public getColumnId_result(getColumnId_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public getColumnId_result deepCopy() {
      return new getColumnId_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = 0;
    }

    public long getSuccess() {
      return this.success;
    }

    public getColumnId_result setSuccess(long success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof getColumnId_result)
        return this.equals((getColumnId_result)that);
      return false;
    }

    public boolean equals(getColumnId_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(success);

      return hashCode;
    }

    @Override
    public int compareTo(getColumnId_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("getColumnId_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class getColumnId_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getColumnId_resultStandardScheme getScheme() {
        return new getColumnId_resultStandardScheme();
      }
    }

    private static class getColumnId_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<getColumnId_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, getColumnId_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.success = iprot.readI64();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, getColumnId_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeI64(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class getColumnId_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getColumnId_resultTupleScheme getScheme() {
        return new getColumnId_resultTupleScheme();
      }
    }

    private static class getColumnId_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<getColumnId_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, getColumnId_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeI64(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, getColumnId_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readI64();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class put_args implements org.apache.thrift.TBase<put_args, put_args._Fields>, java.io.Serializable, Cloneable, Comparable<put_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("put_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", org.apache.thrift.protocol.TType.STRING, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new put_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new put_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required
    public @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys"),
      VALUE((short)4, "value");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          case 4: // VALUE
            return VALUE;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(put_args.class, metaDataMap);
    }

    public put_args() {
    }

    public put_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys,
      java.nio.ByteBuffer value)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public put_args(put_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
      if (other.isSetValue()) {
        this.value = org.apache.thrift.TBaseHelper.copyBinary(other.value);
      }
    }

    @Override
    public put_args deepCopy() {
      return new put_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
      this.value = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public put_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public put_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public put_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    public byte[] getValue() {
      setValue(org.apache.thrift.TBaseHelper.rightSize(value));
      return value == null ? null : value.array();
    }

    public java.nio.ByteBuffer bufferForValue() {
      return org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    public put_args setValue(byte[] value) {
      this.value = value == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(value.clone());
      return this;
    }

    public put_args setValue(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value) {
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
      return this;
    }

    public void unsetValue() {
      this.value = null;
    }

    /** Returns true if field value is set (has been assigned a value) and false otherwise */
    public boolean isSetValue() {
      return this.value != null;
    }

    public void setValueIsSet(boolean value) {
      if (!value) {
        this.value = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case VALUE:
        if (value == null) {
          unsetValue();
        } else {
          if (value instanceof byte[]) {
            setValue((byte[])value);
          } else {
            setValue((java.nio.ByteBuffer)value);
          }
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      case VALUE:
        return getValue();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      case VALUE:
        return isSetValue();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof put_args)
        return this.equals((put_args)that);
      return false;
    }

    public boolean equals(put_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      boolean this_present_value = true && this.isSetValue();
      boolean that_present_value = true && that.isSetValue();
      if (this_present_value || that_present_value) {
        if (!(this_present_value && that_present_value))
          return false;
        if (!this.value.equals(that.value))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      hashCode = hashCode * 8191 + ((isSetValue()) ? 131071 : 524287);
      if (isSetValue())
        hashCode = hashCode * 8191 + value.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(put_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetValue(), other.isSetValue());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetValue()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("put_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("value:");
      if (this.value == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.value, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      if (value == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'value' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class put_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public put_argsStandardScheme getScheme() {
        return new put_argsStandardScheme();
      }
    }

    private static class put_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<put_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, put_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list16 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list16.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem17;
                  for (int _i18 = 0; _i18 < _list16.size; ++_i18)
                  {
                    _elem17 = iprot.readBinary();
                    struct.keys.add(_elem17);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // VALUE
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.value = iprot.readBinary();
                struct.setValueIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, put_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter19 : struct.keys)
            {
              oprot.writeBinary(_iter19);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.value != null) {
          oprot.writeFieldBegin(VALUE_FIELD_DESC);
          oprot.writeBinary(struct.value);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class put_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public put_argsTupleScheme getScheme() {
        return new put_argsTupleScheme();
      }
    }

    private static class put_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<put_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, put_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter20 : struct.keys)
          {
            oprot.writeBinary(_iter20);
          }
        }
        oprot.writeBinary(struct.value);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, put_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list21 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list21.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem22;
          for (int _i23 = 0; _i23 < _list21.size; ++_i23)
          {
            _elem22 = iprot.readBinary();
            struct.keys.add(_elem22);
          }
        }
        struct.setKeysIsSet(true);
        struct.value = iprot.readBinary();
        struct.setValueIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetPrevious_args implements org.apache.thrift.TBase<putGetPrevious_args, putGetPrevious_args._Fields>, java.io.Serializable, Cloneable, Comparable<putGetPrevious_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetPrevious_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", org.apache.thrift.protocol.TType.STRING, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetPrevious_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetPrevious_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required
    public @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys"),
      VALUE((short)4, "value");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          case 4: // VALUE
            return VALUE;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetPrevious_args.class, metaDataMap);
    }

    public putGetPrevious_args() {
    }

    public putGetPrevious_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys,
      java.nio.ByteBuffer value)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetPrevious_args(putGetPrevious_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
      if (other.isSetValue()) {
        this.value = org.apache.thrift.TBaseHelper.copyBinary(other.value);
      }
    }

    @Override
    public putGetPrevious_args deepCopy() {
      return new putGetPrevious_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
      this.value = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public putGetPrevious_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public putGetPrevious_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public putGetPrevious_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    public byte[] getValue() {
      setValue(org.apache.thrift.TBaseHelper.rightSize(value));
      return value == null ? null : value.array();
    }

    public java.nio.ByteBuffer bufferForValue() {
      return org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    public putGetPrevious_args setValue(byte[] value) {
      this.value = value == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(value.clone());
      return this;
    }

    public putGetPrevious_args setValue(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value) {
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
      return this;
    }

    public void unsetValue() {
      this.value = null;
    }

    /** Returns true if field value is set (has been assigned a value) and false otherwise */
    public boolean isSetValue() {
      return this.value != null;
    }

    public void setValueIsSet(boolean value) {
      if (!value) {
        this.value = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case VALUE:
        if (value == null) {
          unsetValue();
        } else {
          if (value instanceof byte[]) {
            setValue((byte[])value);
          } else {
            setValue((java.nio.ByteBuffer)value);
          }
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      case VALUE:
        return getValue();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      case VALUE:
        return isSetValue();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetPrevious_args)
        return this.equals((putGetPrevious_args)that);
      return false;
    }

    public boolean equals(putGetPrevious_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      boolean this_present_value = true && this.isSetValue();
      boolean that_present_value = true && that.isSetValue();
      if (this_present_value || that_present_value) {
        if (!(this_present_value && that_present_value))
          return false;
        if (!this.value.equals(that.value))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      hashCode = hashCode * 8191 + ((isSetValue()) ? 131071 : 524287);
      if (isSetValue())
        hashCode = hashCode * 8191 + value.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetPrevious_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetValue(), other.isSetValue());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetValue()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetPrevious_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("value:");
      if (this.value == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.value, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      if (value == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'value' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetPrevious_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPrevious_argsStandardScheme getScheme() {
        return new putGetPrevious_argsStandardScheme();
      }
    }

    private static class putGetPrevious_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetPrevious_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetPrevious_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list24 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list24.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem25;
                  for (int _i26 = 0; _i26 < _list24.size; ++_i26)
                  {
                    _elem25 = iprot.readBinary();
                    struct.keys.add(_elem25);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // VALUE
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.value = iprot.readBinary();
                struct.setValueIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetPrevious_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter27 : struct.keys)
            {
              oprot.writeBinary(_iter27);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.value != null) {
          oprot.writeFieldBegin(VALUE_FIELD_DESC);
          oprot.writeBinary(struct.value);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetPrevious_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPrevious_argsTupleScheme getScheme() {
        return new putGetPrevious_argsTupleScheme();
      }
    }

    private static class putGetPrevious_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetPrevious_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetPrevious_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter28 : struct.keys)
          {
            oprot.writeBinary(_iter28);
          }
        }
        oprot.writeBinary(struct.value);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetPrevious_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list29 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list29.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem30;
          for (int _i31 = 0; _i31 < _list29.size; ++_i31)
          {
            _elem30 = iprot.readBinary();
            struct.keys.add(_elem30);
          }
        }
        struct.setKeysIsSet(true);
        struct.value = iprot.readBinary();
        struct.setValueIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetPrevious_result implements org.apache.thrift.TBase<putGetPrevious_result, putGetPrevious_result._Fields>, java.io.Serializable, Cloneable, Comparable<putGetPrevious_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetPrevious_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetPrevious_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetPrevious_resultTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable OptionalBinary success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, OptionalBinary.class)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetPrevious_result.class, metaDataMap);
    }

    public putGetPrevious_result() {
    }

    public putGetPrevious_result(
      OptionalBinary success)
    {
      this();
      this.success = success;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetPrevious_result(putGetPrevious_result other) {
      if (other.isSetSuccess()) {
        this.success = new OptionalBinary(other.success);
      }
    }

    @Override
    public putGetPrevious_result deepCopy() {
      return new putGetPrevious_result(this);
    }

    @Override
    public void clear() {
      this.success = null;
    }

    @org.apache.thrift.annotation.Nullable
    public OptionalBinary getSuccess() {
      return this.success;
    }

    public putGetPrevious_result setSuccess(@org.apache.thrift.annotation.Nullable OptionalBinary success) {
      this.success = success;
      return this;
    }

    public void unsetSuccess() {
      this.success = null;
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return this.success != null;
    }

    public void setSuccessIsSet(boolean value) {
      if (!value) {
        this.success = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((OptionalBinary)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetPrevious_result)
        return this.equals((putGetPrevious_result)that);
      return false;
    }

    public boolean equals(putGetPrevious_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true && this.isSetSuccess();
      boolean that_present_success = true && that.isSetSuccess();
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (!this.success.equals(that.success))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetSuccess()) ? 131071 : 524287);
      if (isSetSuccess())
        hashCode = hashCode * 8191 + success.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetPrevious_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetPrevious_result(");
      boolean first = true;

      sb.append("success:");
      if (this.success == null) {
        sb.append("null");
      } else {
        sb.append(this.success);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
      if (success != null) {
        success.validate();
      }
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetPrevious_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPrevious_resultStandardScheme getScheme() {
        return new putGetPrevious_resultStandardScheme();
      }
    }

    private static class putGetPrevious_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetPrevious_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetPrevious_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.success = new OptionalBinary();
                struct.success.read(iprot);
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetPrevious_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.success != null) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          struct.success.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetPrevious_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPrevious_resultTupleScheme getScheme() {
        return new putGetPrevious_resultTupleScheme();
      }
    }

    private static class putGetPrevious_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetPrevious_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetPrevious_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          struct.success.write(oprot);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetPrevious_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = new OptionalBinary();
          struct.success.read(iprot);
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetDelta_args implements org.apache.thrift.TBase<putGetDelta_args, putGetDelta_args._Fields>, java.io.Serializable, Cloneable, Comparable<putGetDelta_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetDelta_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", org.apache.thrift.protocol.TType.STRING, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetDelta_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetDelta_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required
    public @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys"),
      VALUE((short)4, "value");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          case 4: // VALUE
            return VALUE;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetDelta_args.class, metaDataMap);
    }

    public putGetDelta_args() {
    }

    public putGetDelta_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys,
      java.nio.ByteBuffer value)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetDelta_args(putGetDelta_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
      if (other.isSetValue()) {
        this.value = org.apache.thrift.TBaseHelper.copyBinary(other.value);
      }
    }

    @Override
    public putGetDelta_args deepCopy() {
      return new putGetDelta_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
      this.value = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public putGetDelta_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public putGetDelta_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public putGetDelta_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    public byte[] getValue() {
      setValue(org.apache.thrift.TBaseHelper.rightSize(value));
      return value == null ? null : value.array();
    }

    public java.nio.ByteBuffer bufferForValue() {
      return org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    public putGetDelta_args setValue(byte[] value) {
      this.value = value == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(value.clone());
      return this;
    }

    public putGetDelta_args setValue(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value) {
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
      return this;
    }

    public void unsetValue() {
      this.value = null;
    }

    /** Returns true if field value is set (has been assigned a value) and false otherwise */
    public boolean isSetValue() {
      return this.value != null;
    }

    public void setValueIsSet(boolean value) {
      if (!value) {
        this.value = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case VALUE:
        if (value == null) {
          unsetValue();
        } else {
          if (value instanceof byte[]) {
            setValue((byte[])value);
          } else {
            setValue((java.nio.ByteBuffer)value);
          }
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      case VALUE:
        return getValue();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      case VALUE:
        return isSetValue();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetDelta_args)
        return this.equals((putGetDelta_args)that);
      return false;
    }

    public boolean equals(putGetDelta_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      boolean this_present_value = true && this.isSetValue();
      boolean that_present_value = true && that.isSetValue();
      if (this_present_value || that_present_value) {
        if (!(this_present_value && that_present_value))
          return false;
        if (!this.value.equals(that.value))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      hashCode = hashCode * 8191 + ((isSetValue()) ? 131071 : 524287);
      if (isSetValue())
        hashCode = hashCode * 8191 + value.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetDelta_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetValue(), other.isSetValue());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetValue()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetDelta_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("value:");
      if (this.value == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.value, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      if (value == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'value' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetDelta_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetDelta_argsStandardScheme getScheme() {
        return new putGetDelta_argsStandardScheme();
      }
    }

    private static class putGetDelta_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetDelta_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetDelta_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list32 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list32.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem33;
                  for (int _i34 = 0; _i34 < _list32.size; ++_i34)
                  {
                    _elem33 = iprot.readBinary();
                    struct.keys.add(_elem33);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // VALUE
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.value = iprot.readBinary();
                struct.setValueIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetDelta_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter35 : struct.keys)
            {
              oprot.writeBinary(_iter35);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.value != null) {
          oprot.writeFieldBegin(VALUE_FIELD_DESC);
          oprot.writeBinary(struct.value);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetDelta_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetDelta_argsTupleScheme getScheme() {
        return new putGetDelta_argsTupleScheme();
      }
    }

    private static class putGetDelta_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetDelta_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetDelta_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter36 : struct.keys)
          {
            oprot.writeBinary(_iter36);
          }
        }
        oprot.writeBinary(struct.value);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetDelta_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list37 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list37.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem38;
          for (int _i39 = 0; _i39 < _list37.size; ++_i39)
          {
            _elem38 = iprot.readBinary();
            struct.keys.add(_elem38);
          }
        }
        struct.setKeysIsSet(true);
        struct.value = iprot.readBinary();
        struct.setValueIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetDelta_result implements org.apache.thrift.TBase<putGetDelta_result, putGetDelta_result._Fields>, java.io.Serializable, Cloneable, Comparable<putGetDelta_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetDelta_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetDelta_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetDelta_resultTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable Delta success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, Delta.class)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetDelta_result.class, metaDataMap);
    }

    public putGetDelta_result() {
    }

    public putGetDelta_result(
      Delta success)
    {
      this();
      this.success = success;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetDelta_result(putGetDelta_result other) {
      if (other.isSetSuccess()) {
        this.success = new Delta(other.success);
      }
    }

    @Override
    public putGetDelta_result deepCopy() {
      return new putGetDelta_result(this);
    }

    @Override
    public void clear() {
      this.success = null;
    }

    @org.apache.thrift.annotation.Nullable
    public Delta getSuccess() {
      return this.success;
    }

    public putGetDelta_result setSuccess(@org.apache.thrift.annotation.Nullable Delta success) {
      this.success = success;
      return this;
    }

    public void unsetSuccess() {
      this.success = null;
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return this.success != null;
    }

    public void setSuccessIsSet(boolean value) {
      if (!value) {
        this.success = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((Delta)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetDelta_result)
        return this.equals((putGetDelta_result)that);
      return false;
    }

    public boolean equals(putGetDelta_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true && this.isSetSuccess();
      boolean that_present_success = true && that.isSetSuccess();
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (!this.success.equals(that.success))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetSuccess()) ? 131071 : 524287);
      if (isSetSuccess())
        hashCode = hashCode * 8191 + success.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetDelta_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetDelta_result(");
      boolean first = true;

      sb.append("success:");
      if (this.success == null) {
        sb.append("null");
      } else {
        sb.append(this.success);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
      if (success != null) {
        success.validate();
      }
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetDelta_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetDelta_resultStandardScheme getScheme() {
        return new putGetDelta_resultStandardScheme();
      }
    }

    private static class putGetDelta_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetDelta_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetDelta_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.success = new Delta();
                struct.success.read(iprot);
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetDelta_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.success != null) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          struct.success.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetDelta_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetDelta_resultTupleScheme getScheme() {
        return new putGetDelta_resultTupleScheme();
      }
    }

    private static class putGetDelta_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetDelta_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetDelta_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          struct.success.write(oprot);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetDelta_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = new Delta();
          struct.success.read(iprot);
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetChanged_args implements org.apache.thrift.TBase<putGetChanged_args, putGetChanged_args._Fields>, java.io.Serializable, Cloneable, Comparable<putGetChanged_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetChanged_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", org.apache.thrift.protocol.TType.STRING, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetChanged_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetChanged_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required
    public @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys"),
      VALUE((short)4, "value");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          case 4: // VALUE
            return VALUE;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetChanged_args.class, metaDataMap);
    }

    public putGetChanged_args() {
    }

    public putGetChanged_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys,
      java.nio.ByteBuffer value)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetChanged_args(putGetChanged_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
      if (other.isSetValue()) {
        this.value = org.apache.thrift.TBaseHelper.copyBinary(other.value);
      }
    }

    @Override
    public putGetChanged_args deepCopy() {
      return new putGetChanged_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
      this.value = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public putGetChanged_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public putGetChanged_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public putGetChanged_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    public byte[] getValue() {
      setValue(org.apache.thrift.TBaseHelper.rightSize(value));
      return value == null ? null : value.array();
    }

    public java.nio.ByteBuffer bufferForValue() {
      return org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    public putGetChanged_args setValue(byte[] value) {
      this.value = value == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(value.clone());
      return this;
    }

    public putGetChanged_args setValue(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value) {
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
      return this;
    }

    public void unsetValue() {
      this.value = null;
    }

    /** Returns true if field value is set (has been assigned a value) and false otherwise */
    public boolean isSetValue() {
      return this.value != null;
    }

    public void setValueIsSet(boolean value) {
      if (!value) {
        this.value = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case VALUE:
        if (value == null) {
          unsetValue();
        } else {
          if (value instanceof byte[]) {
            setValue((byte[])value);
          } else {
            setValue((java.nio.ByteBuffer)value);
          }
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      case VALUE:
        return getValue();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      case VALUE:
        return isSetValue();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetChanged_args)
        return this.equals((putGetChanged_args)that);
      return false;
    }

    public boolean equals(putGetChanged_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      boolean this_present_value = true && this.isSetValue();
      boolean that_present_value = true && that.isSetValue();
      if (this_present_value || that_present_value) {
        if (!(this_present_value && that_present_value))
          return false;
        if (!this.value.equals(that.value))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      hashCode = hashCode * 8191 + ((isSetValue()) ? 131071 : 524287);
      if (isSetValue())
        hashCode = hashCode * 8191 + value.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetChanged_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetValue(), other.isSetValue());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetValue()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetChanged_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("value:");
      if (this.value == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.value, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      if (value == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'value' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetChanged_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetChanged_argsStandardScheme getScheme() {
        return new putGetChanged_argsStandardScheme();
      }
    }

    private static class putGetChanged_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetChanged_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetChanged_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list40 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list40.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem41;
                  for (int _i42 = 0; _i42 < _list40.size; ++_i42)
                  {
                    _elem41 = iprot.readBinary();
                    struct.keys.add(_elem41);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // VALUE
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.value = iprot.readBinary();
                struct.setValueIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetChanged_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter43 : struct.keys)
            {
              oprot.writeBinary(_iter43);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.value != null) {
          oprot.writeFieldBegin(VALUE_FIELD_DESC);
          oprot.writeBinary(struct.value);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetChanged_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetChanged_argsTupleScheme getScheme() {
        return new putGetChanged_argsTupleScheme();
      }
    }

    private static class putGetChanged_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetChanged_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetChanged_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter44 : struct.keys)
          {
            oprot.writeBinary(_iter44);
          }
        }
        oprot.writeBinary(struct.value);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetChanged_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list45 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list45.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem46;
          for (int _i47 = 0; _i47 < _list45.size; ++_i47)
          {
            _elem46 = iprot.readBinary();
            struct.keys.add(_elem46);
          }
        }
        struct.setKeysIsSet(true);
        struct.value = iprot.readBinary();
        struct.setValueIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetChanged_result implements org.apache.thrift.TBase<putGetChanged_result, putGetChanged_result._Fields>, java.io.Serializable, Cloneable, Comparable<putGetChanged_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetChanged_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetChanged_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetChanged_resultTupleSchemeFactory();

    public boolean success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetChanged_result.class, metaDataMap);
    }

    public putGetChanged_result() {
    }

    public putGetChanged_result(
      boolean success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetChanged_result(putGetChanged_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public putGetChanged_result deepCopy() {
      return new putGetChanged_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = false;
    }

    public boolean isSuccess() {
      return this.success;
    }

    public putGetChanged_result setSuccess(boolean success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return isSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetChanged_result)
        return this.equals((putGetChanged_result)that);
      return false;
    }

    public boolean equals(putGetChanged_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((success) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(putGetChanged_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetChanged_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetChanged_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetChanged_resultStandardScheme getScheme() {
        return new putGetChanged_resultStandardScheme();
      }
    }

    private static class putGetChanged_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetChanged_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetChanged_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.success = iprot.readBool();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetChanged_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeBool(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetChanged_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetChanged_resultTupleScheme getScheme() {
        return new putGetChanged_resultTupleScheme();
      }
    }

    private static class putGetChanged_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetChanged_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetChanged_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeBool(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetChanged_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readBool();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetPreviousPresence_args implements org.apache.thrift.TBase<putGetPreviousPresence_args, putGetPreviousPresence_args._Fields>, java.io.Serializable, Cloneable, Comparable<putGetPreviousPresence_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetPreviousPresence_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", org.apache.thrift.protocol.TType.STRING, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetPreviousPresence_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetPreviousPresence_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required
    public @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys"),
      VALUE((short)4, "value");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          case 4: // VALUE
            return VALUE;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetPreviousPresence_args.class, metaDataMap);
    }

    public putGetPreviousPresence_args() {
    }

    public putGetPreviousPresence_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys,
      java.nio.ByteBuffer value)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetPreviousPresence_args(putGetPreviousPresence_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
      if (other.isSetValue()) {
        this.value = org.apache.thrift.TBaseHelper.copyBinary(other.value);
      }
    }

    @Override
    public putGetPreviousPresence_args deepCopy() {
      return new putGetPreviousPresence_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
      this.value = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public putGetPreviousPresence_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public putGetPreviousPresence_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public putGetPreviousPresence_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    public byte[] getValue() {
      setValue(org.apache.thrift.TBaseHelper.rightSize(value));
      return value == null ? null : value.array();
    }

    public java.nio.ByteBuffer bufferForValue() {
      return org.apache.thrift.TBaseHelper.copyBinary(value);
    }

    public putGetPreviousPresence_args setValue(byte[] value) {
      this.value = value == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(value.clone());
      return this;
    }

    public putGetPreviousPresence_args setValue(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer value) {
      this.value = org.apache.thrift.TBaseHelper.copyBinary(value);
      return this;
    }

    public void unsetValue() {
      this.value = null;
    }

    /** Returns true if field value is set (has been assigned a value) and false otherwise */
    public boolean isSetValue() {
      return this.value != null;
    }

    public void setValueIsSet(boolean value) {
      if (!value) {
        this.value = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case VALUE:
        if (value == null) {
          unsetValue();
        } else {
          if (value instanceof byte[]) {
            setValue((byte[])value);
          } else {
            setValue((java.nio.ByteBuffer)value);
          }
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      case VALUE:
        return getValue();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      case VALUE:
        return isSetValue();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetPreviousPresence_args)
        return this.equals((putGetPreviousPresence_args)that);
      return false;
    }

    public boolean equals(putGetPreviousPresence_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      boolean this_present_value = true && this.isSetValue();
      boolean that_present_value = true && that.isSetValue();
      if (this_present_value || that_present_value) {
        if (!(this_present_value && that_present_value))
          return false;
        if (!this.value.equals(that.value))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      hashCode = hashCode * 8191 + ((isSetValue()) ? 131071 : 524287);
      if (isSetValue())
        hashCode = hashCode * 8191 + value.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(putGetPreviousPresence_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetValue(), other.isSetValue());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetValue()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetPreviousPresence_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("value:");
      if (this.value == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.value, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      if (value == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'value' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetPreviousPresence_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPreviousPresence_argsStandardScheme getScheme() {
        return new putGetPreviousPresence_argsStandardScheme();
      }
    }

    private static class putGetPreviousPresence_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetPreviousPresence_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetPreviousPresence_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list48 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list48.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem49;
                  for (int _i50 = 0; _i50 < _list48.size; ++_i50)
                  {
                    _elem49 = iprot.readBinary();
                    struct.keys.add(_elem49);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // VALUE
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.value = iprot.readBinary();
                struct.setValueIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetPreviousPresence_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter51 : struct.keys)
            {
              oprot.writeBinary(_iter51);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.value != null) {
          oprot.writeFieldBegin(VALUE_FIELD_DESC);
          oprot.writeBinary(struct.value);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetPreviousPresence_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPreviousPresence_argsTupleScheme getScheme() {
        return new putGetPreviousPresence_argsTupleScheme();
      }
    }

    private static class putGetPreviousPresence_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetPreviousPresence_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetPreviousPresence_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter52 : struct.keys)
          {
            oprot.writeBinary(_iter52);
          }
        }
        oprot.writeBinary(struct.value);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetPreviousPresence_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list53 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list53.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem54;
          for (int _i55 = 0; _i55 < _list53.size; ++_i55)
          {
            _elem54 = iprot.readBinary();
            struct.keys.add(_elem54);
          }
        }
        struct.setKeysIsSet(true);
        struct.value = iprot.readBinary();
        struct.setValueIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class putGetPreviousPresence_result implements org.apache.thrift.TBase<putGetPreviousPresence_result, putGetPreviousPresence_result._Fields>, java.io.Serializable, Cloneable, Comparable<putGetPreviousPresence_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("putGetPreviousPresence_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new putGetPreviousPresence_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new putGetPreviousPresence_resultTupleSchemeFactory();

    public boolean success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(putGetPreviousPresence_result.class, metaDataMap);
    }

    public putGetPreviousPresence_result() {
    }

    public putGetPreviousPresence_result(
      boolean success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public putGetPreviousPresence_result(putGetPreviousPresence_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public putGetPreviousPresence_result deepCopy() {
      return new putGetPreviousPresence_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = false;
    }

    public boolean isSuccess() {
      return this.success;
    }

    public putGetPreviousPresence_result setSuccess(boolean success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return isSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof putGetPreviousPresence_result)
        return this.equals((putGetPreviousPresence_result)that);
      return false;
    }

    public boolean equals(putGetPreviousPresence_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((success) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(putGetPreviousPresence_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("putGetPreviousPresence_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class putGetPreviousPresence_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPreviousPresence_resultStandardScheme getScheme() {
        return new putGetPreviousPresence_resultStandardScheme();
      }
    }

    private static class putGetPreviousPresence_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<putGetPreviousPresence_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, putGetPreviousPresence_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.success = iprot.readBool();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, putGetPreviousPresence_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeBool(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class putGetPreviousPresence_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public putGetPreviousPresence_resultTupleScheme getScheme() {
        return new putGetPreviousPresence_resultTupleScheme();
      }
    }

    private static class putGetPreviousPresence_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<putGetPreviousPresence_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, putGetPreviousPresence_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeBool(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, putGetPreviousPresence_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readBool();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class get_args implements org.apache.thrift.TBase<get_args, get_args._Fields>, java.io.Serializable, Cloneable, Comparable<get_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("get_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new get_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new get_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(get_args.class, metaDataMap);
    }

    public get_args() {
    }

    public get_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public get_args(get_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
    }

    @Override
    public get_args deepCopy() {
      return new get_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public get_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public get_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public get_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof get_args)
        return this.equals((get_args)that);
      return false;
    }

    public boolean equals(get_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(get_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("get_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class get_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public get_argsStandardScheme getScheme() {
        return new get_argsStandardScheme();
      }
    }

    private static class get_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<get_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, get_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list56 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list56.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem57;
                  for (int _i58 = 0; _i58 < _list56.size; ++_i58)
                  {
                    _elem57 = iprot.readBinary();
                    struct.keys.add(_elem57);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, get_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter59 : struct.keys)
            {
              oprot.writeBinary(_iter59);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class get_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public get_argsTupleScheme getScheme() {
        return new get_argsTupleScheme();
      }
    }

    private static class get_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<get_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, get_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter60 : struct.keys)
          {
            oprot.writeBinary(_iter60);
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, get_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list61 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list61.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem62;
          for (int _i63 = 0; _i63 < _list61.size; ++_i63)
          {
            _elem62 = iprot.readBinary();
            struct.keys.add(_elem62);
          }
        }
        struct.setKeysIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class get_result implements org.apache.thrift.TBase<get_result, get_result._Fields>, java.io.Serializable, Cloneable, Comparable<get_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("get_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new get_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new get_resultTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable OptionalBinary success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, OptionalBinary.class)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(get_result.class, metaDataMap);
    }

    public get_result() {
    }

    public get_result(
      OptionalBinary success)
    {
      this();
      this.success = success;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public get_result(get_result other) {
      if (other.isSetSuccess()) {
        this.success = new OptionalBinary(other.success);
      }
    }

    @Override
    public get_result deepCopy() {
      return new get_result(this);
    }

    @Override
    public void clear() {
      this.success = null;
    }

    @org.apache.thrift.annotation.Nullable
    public OptionalBinary getSuccess() {
      return this.success;
    }

    public get_result setSuccess(@org.apache.thrift.annotation.Nullable OptionalBinary success) {
      this.success = success;
      return this;
    }

    public void unsetSuccess() {
      this.success = null;
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return this.success != null;
    }

    public void setSuccessIsSet(boolean value) {
      if (!value) {
        this.success = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((OptionalBinary)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof get_result)
        return this.equals((get_result)that);
      return false;
    }

    public boolean equals(get_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true && this.isSetSuccess();
      boolean that_present_success = true && that.isSetSuccess();
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (!this.success.equals(that.success))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetSuccess()) ? 131071 : 524287);
      if (isSetSuccess())
        hashCode = hashCode * 8191 + success.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(get_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("get_result(");
      boolean first = true;

      sb.append("success:");
      if (this.success == null) {
        sb.append("null");
      } else {
        sb.append(this.success);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
      if (success != null) {
        success.validate();
      }
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class get_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public get_resultStandardScheme getScheme() {
        return new get_resultStandardScheme();
      }
    }

    private static class get_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<get_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, get_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.success = new OptionalBinary();
                struct.success.read(iprot);
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, get_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.success != null) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          struct.success.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class get_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public get_resultTupleScheme getScheme() {
        return new get_resultTupleScheme();
      }
    }

    private static class get_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<get_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, get_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          struct.success.write(oprot);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, get_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = new OptionalBinary();
          struct.success.read(iprot);
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class getForUpdate_args implements org.apache.thrift.TBase<getForUpdate_args, getForUpdate_args._Fields>, java.io.Serializable, Cloneable, Comparable<getForUpdate_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getForUpdate_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)3);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new getForUpdate_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new getForUpdate_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)2, "columnId"),
      KEYS((short)3, "keys");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // KEYS
            return KEYS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getForUpdate_args.class, metaDataMap);
    }

    public getForUpdate_args() {
    }

    public getForUpdate_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public getForUpdate_args(getForUpdate_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
    }

    @Override
    public getForUpdate_args deepCopy() {
      return new getForUpdate_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public getForUpdate_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public getForUpdate_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public getForUpdate_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof getForUpdate_args)
        return this.equals((getForUpdate_args)that);
      return false;
    }

    public boolean equals(getForUpdate_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(getForUpdate_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("getForUpdate_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class getForUpdate_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getForUpdate_argsStandardScheme getScheme() {
        return new getForUpdate_argsStandardScheme();
      }
    }

    private static class getForUpdate_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<getForUpdate_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, getForUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list64 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list64.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem65;
                  for (int _i66 = 0; _i66 < _list64.size; ++_i66)
                  {
                    _elem65 = iprot.readBinary();
                    struct.keys.add(_elem65);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, getForUpdate_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter67 : struct.keys)
            {
              oprot.writeBinary(_iter67);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class getForUpdate_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getForUpdate_argsTupleScheme getScheme() {
        return new getForUpdate_argsTupleScheme();
      }
    }

    private static class getForUpdate_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<getForUpdate_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, getForUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter68 : struct.keys)
          {
            oprot.writeBinary(_iter68);
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, getForUpdate_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list69 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list69.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem70;
          for (int _i71 = 0; _i71 < _list69.size; ++_i71)
          {
            _elem70 = iprot.readBinary();
            struct.keys.add(_elem70);
          }
        }
        struct.setKeysIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class getForUpdate_result implements org.apache.thrift.TBase<getForUpdate_result, getForUpdate_result._Fields>, java.io.Serializable, Cloneable, Comparable<getForUpdate_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getForUpdate_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new getForUpdate_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new getForUpdate_resultTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable UpdateBegin success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, UpdateBegin.class)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getForUpdate_result.class, metaDataMap);
    }

    public getForUpdate_result() {
    }

    public getForUpdate_result(
      UpdateBegin success)
    {
      this();
      this.success = success;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public getForUpdate_result(getForUpdate_result other) {
      if (other.isSetSuccess()) {
        this.success = new UpdateBegin(other.success);
      }
    }

    @Override
    public getForUpdate_result deepCopy() {
      return new getForUpdate_result(this);
    }

    @Override
    public void clear() {
      this.success = null;
    }

    @org.apache.thrift.annotation.Nullable
    public UpdateBegin getSuccess() {
      return this.success;
    }

    public getForUpdate_result setSuccess(@org.apache.thrift.annotation.Nullable UpdateBegin success) {
      this.success = success;
      return this;
    }

    public void unsetSuccess() {
      this.success = null;
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return this.success != null;
    }

    public void setSuccessIsSet(boolean value) {
      if (!value) {
        this.success = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((UpdateBegin)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof getForUpdate_result)
        return this.equals((getForUpdate_result)that);
      return false;
    }

    public boolean equals(getForUpdate_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true && this.isSetSuccess();
      boolean that_present_success = true && that.isSetSuccess();
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (!this.success.equals(that.success))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetSuccess()) ? 131071 : 524287);
      if (isSetSuccess())
        hashCode = hashCode * 8191 + success.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(getForUpdate_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("getForUpdate_result(");
      boolean first = true;

      sb.append("success:");
      if (this.success == null) {
        sb.append("null");
      } else {
        sb.append(this.success);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
      if (success != null) {
        success.validate();
      }
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class getForUpdate_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getForUpdate_resultStandardScheme getScheme() {
        return new getForUpdate_resultStandardScheme();
      }
    }

    private static class getForUpdate_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<getForUpdate_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, getForUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.success = new UpdateBegin();
                struct.success.read(iprot);
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, getForUpdate_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.success != null) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          struct.success.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class getForUpdate_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public getForUpdate_resultTupleScheme getScheme() {
        return new getForUpdate_resultTupleScheme();
      }
    }

    private static class getForUpdate_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<getForUpdate_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, getForUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          struct.success.write(oprot);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, getForUpdate_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = new UpdateBegin();
          struct.success.read(iprot);
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class exists_args implements org.apache.thrift.TBase<exists_args, exists_args._Fields>, java.io.Serializable, Cloneable, Comparable<exists_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("exists_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_OR_UPDATE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionOrUpdateId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)3);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)4);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new exists_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new exists_argsTupleSchemeFactory();

    public long transactionOrUpdateId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_OR_UPDATE_ID((short)1, "transactionOrUpdateId"),
      COLUMN_ID((short)3, "columnId"),
      KEYS((short)4, "keys");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_OR_UPDATE_ID
            return TRANSACTION_OR_UPDATE_ID;
          case 3: // COLUMN_ID
            return COLUMN_ID;
          case 4: // KEYS
            return KEYS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONORUPDATEID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_OR_UPDATE_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionOrUpdateId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(exists_args.class, metaDataMap);
    }

    public exists_args() {
    }

    public exists_args(
      long transactionOrUpdateId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> keys)
    {
      this();
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.keys = keys;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public exists_args(exists_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionOrUpdateId = other.transactionOrUpdateId;
      this.columnId = other.columnId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
    }

    @Override
    public exists_args deepCopy() {
      return new exists_args(this);
    }

    @Override
    public void clear() {
      setTransactionOrUpdateIdIsSet(false);
      this.transactionOrUpdateId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.keys = null;
    }

    public long getTransactionOrUpdateId() {
      return this.transactionOrUpdateId;
    }

    public exists_args setTransactionOrUpdateId(long transactionOrUpdateId) {
      this.transactionOrUpdateId = transactionOrUpdateId;
      setTransactionOrUpdateIdIsSet(true);
      return this;
    }

    public void unsetTransactionOrUpdateId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    /** Returns true if field transactionOrUpdateId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionOrUpdateId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID);
    }

    public void setTransactionOrUpdateIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONORUPDATEID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public exists_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public exists_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        if (value == null) {
          unsetTransactionOrUpdateId();
        } else {
          setTransactionOrUpdateId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return getTransactionOrUpdateId();

      case COLUMN_ID:
        return getColumnId();

      case KEYS:
        return getKeys();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_OR_UPDATE_ID:
        return isSetTransactionOrUpdateId();
      case COLUMN_ID:
        return isSetColumnId();
      case KEYS:
        return isSetKeys();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof exists_args)
        return this.equals((exists_args)that);
      return false;
    }

    public boolean equals(exists_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionOrUpdateId = true;
      boolean that_present_transactionOrUpdateId = true;
      if (this_present_transactionOrUpdateId || that_present_transactionOrUpdateId) {
        if (!(this_present_transactionOrUpdateId && that_present_transactionOrUpdateId))
          return false;
        if (this.transactionOrUpdateId != that.transactionOrUpdateId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionOrUpdateId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(exists_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionOrUpdateId(), other.isSetTransactionOrUpdateId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionOrUpdateId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionOrUpdateId, other.transactionOrUpdateId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("exists_args(");
      boolean first = true;

      sb.append("transactionOrUpdateId:");
      sb.append(this.transactionOrUpdateId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionOrUpdateId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class exists_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public exists_argsStandardScheme getScheme() {
        return new exists_argsStandardScheme();
      }
    }

    private static class exists_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<exists_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, exists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_OR_UPDATE_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionOrUpdateId = iprot.readI64();
                struct.setTransactionOrUpdateIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list72 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list72.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem73;
                  for (int _i74 = 0; _i74 < _list72.size; ++_i74)
                  {
                    _elem73 = iprot.readBinary();
                    struct.keys.add(_elem73);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionOrUpdateId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionOrUpdateId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, exists_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_OR_UPDATE_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter75 : struct.keys)
            {
              oprot.writeBinary(_iter75);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class exists_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public exists_argsTupleScheme getScheme() {
        return new exists_argsTupleScheme();
      }
    }

    private static class exists_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<exists_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, exists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionOrUpdateId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter76 : struct.keys)
          {
            oprot.writeBinary(_iter76);
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, exists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionOrUpdateId = iprot.readI64();
        struct.setTransactionOrUpdateIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list77 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list77.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem78;
          for (int _i79 = 0; _i79 < _list77.size; ++_i79)
          {
            _elem78 = iprot.readBinary();
            struct.keys.add(_elem78);
          }
        }
        struct.setKeysIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class exists_result implements org.apache.thrift.TBase<exists_result, exists_result._Fields>, java.io.Serializable, Cloneable, Comparable<exists_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("exists_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new exists_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new exists_resultTupleSchemeFactory();

    public boolean success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(exists_result.class, metaDataMap);
    }

    public exists_result() {
    }

    public exists_result(
      boolean success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public exists_result(exists_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public exists_result deepCopy() {
      return new exists_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = false;
    }

    public boolean isSuccess() {
      return this.success;
    }

    public exists_result setSuccess(boolean success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return isSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof exists_result)
        return this.equals((exists_result)that);
      return false;
    }

    public boolean equals(exists_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((success) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(exists_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("exists_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class exists_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public exists_resultStandardScheme getScheme() {
        return new exists_resultStandardScheme();
      }
    }

    private static class exists_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<exists_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, exists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.success = iprot.readBool();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, exists_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeBool(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class exists_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public exists_resultTupleScheme getScheme() {
        return new exists_resultTupleScheme();
      }
    }

    private static class exists_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<exists_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, exists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeBool(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, exists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readBool();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class openIterator_args implements org.apache.thrift.TBase<openIterator_args, openIterator_args._Fields>, java.io.Serializable, Cloneable, Comparable<openIterator_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("openIterator_args");

    private static final org.apache.thrift.protocol.TField TRANSACTION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("transactionId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField COLUMN_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("columnId", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField START_KEYS_INCLUSIVE_FIELD_DESC = new org.apache.thrift.protocol.TField("startKeysInclusive", org.apache.thrift.protocol.TType.LIST, (short)3);
    private static final org.apache.thrift.protocol.TField END_KEYS_EXCLUSIVE_FIELD_DESC = new org.apache.thrift.protocol.TField("endKeysExclusive", org.apache.thrift.protocol.TType.LIST, (short)4);
    private static final org.apache.thrift.protocol.TField REVERSE_FIELD_DESC = new org.apache.thrift.protocol.TField("reverse", org.apache.thrift.protocol.TType.BOOL, (short)5);
    private static final org.apache.thrift.protocol.TField TIMEOUT_MS_FIELD_DESC = new org.apache.thrift.protocol.TField("timeoutMs", org.apache.thrift.protocol.TType.I64, (short)6);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new openIterator_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new openIterator_argsTupleSchemeFactory();

    public long transactionId; // required
    public long columnId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> startKeysInclusive; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> endKeysExclusive; // required
    public boolean reverse; // required
    public long timeoutMs; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      TRANSACTION_ID((short)1, "transactionId"),
      COLUMN_ID((short)2, "columnId"),
      START_KEYS_INCLUSIVE((short)3, "startKeysInclusive"),
      END_KEYS_EXCLUSIVE((short)4, "endKeysExclusive"),
      REVERSE((short)5, "reverse"),
      TIMEOUT_MS((short)6, "timeoutMs");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // TRANSACTION_ID
            return TRANSACTION_ID;
          case 2: // COLUMN_ID
            return COLUMN_ID;
          case 3: // START_KEYS_INCLUSIVE
            return START_KEYS_INCLUSIVE;
          case 4: // END_KEYS_EXCLUSIVE
            return END_KEYS_EXCLUSIVE;
          case 5: // REVERSE
            return REVERSE;
          case 6: // TIMEOUT_MS
            return TIMEOUT_MS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __TRANSACTIONID_ISSET_ID = 0;
    private static final int __COLUMNID_ISSET_ID = 1;
    private static final int __REVERSE_ISSET_ID = 2;
    private static final int __TIMEOUTMS_ISSET_ID = 3;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.TRANSACTION_ID, new org.apache.thrift.meta_data.FieldMetaData("transactionId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.COLUMN_ID, new org.apache.thrift.meta_data.FieldMetaData("columnId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.START_KEYS_INCLUSIVE, new org.apache.thrift.meta_data.FieldMetaData("startKeysInclusive", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.END_KEYS_EXCLUSIVE, new org.apache.thrift.meta_data.FieldMetaData("endKeysExclusive", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      tmpMap.put(_Fields.REVERSE, new org.apache.thrift.meta_data.FieldMetaData("reverse", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      tmpMap.put(_Fields.TIMEOUT_MS, new org.apache.thrift.meta_data.FieldMetaData("timeoutMs", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(openIterator_args.class, metaDataMap);
    }

    public openIterator_args() {
    }

    public openIterator_args(
      long transactionId,
      long columnId,
      java.util.List<java.nio.ByteBuffer> startKeysInclusive,
      java.util.List<java.nio.ByteBuffer> endKeysExclusive,
      boolean reverse,
      long timeoutMs)
    {
      this();
      this.transactionId = transactionId;
      setTransactionIdIsSet(true);
      this.columnId = columnId;
      setColumnIdIsSet(true);
      this.startKeysInclusive = startKeysInclusive;
      this.endKeysExclusive = endKeysExclusive;
      this.reverse = reverse;
      setReverseIsSet(true);
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public openIterator_args(openIterator_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.transactionId = other.transactionId;
      this.columnId = other.columnId;
      if (other.isSetStartKeysInclusive()) {
        java.util.List<java.nio.ByteBuffer> __this__startKeysInclusive = new java.util.ArrayList<java.nio.ByteBuffer>(other.startKeysInclusive);
        this.startKeysInclusive = __this__startKeysInclusive;
      }
      if (other.isSetEndKeysExclusive()) {
        java.util.List<java.nio.ByteBuffer> __this__endKeysExclusive = new java.util.ArrayList<java.nio.ByteBuffer>(other.endKeysExclusive);
        this.endKeysExclusive = __this__endKeysExclusive;
      }
      this.reverse = other.reverse;
      this.timeoutMs = other.timeoutMs;
    }

    @Override
    public openIterator_args deepCopy() {
      return new openIterator_args(this);
    }

    @Override
    public void clear() {
      setTransactionIdIsSet(false);
      this.transactionId = 0;
      setColumnIdIsSet(false);
      this.columnId = 0;
      this.startKeysInclusive = null;
      this.endKeysExclusive = null;
      setReverseIsSet(false);
      this.reverse = false;
      setTimeoutMsIsSet(false);
      this.timeoutMs = 0;
    }

    public long getTransactionId() {
      return this.transactionId;
    }

    public openIterator_args setTransactionId(long transactionId) {
      this.transactionId = transactionId;
      setTransactionIdIsSet(true);
      return this;
    }

    public void unsetTransactionId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TRANSACTIONID_ISSET_ID);
    }

    /** Returns true if field transactionId is set (has been assigned a value) and false otherwise */
    public boolean isSetTransactionId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TRANSACTIONID_ISSET_ID);
    }

    public void setTransactionIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TRANSACTIONID_ISSET_ID, value);
    }

    public long getColumnId() {
      return this.columnId;
    }

    public openIterator_args setColumnId(long columnId) {
      this.columnId = columnId;
      setColumnIdIsSet(true);
      return this;
    }

    public void unsetColumnId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    /** Returns true if field columnId is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __COLUMNID_ISSET_ID);
    }

    public void setColumnIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __COLUMNID_ISSET_ID, value);
    }

    public int getStartKeysInclusiveSize() {
      return (this.startKeysInclusive == null) ? 0 : this.startKeysInclusive.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getStartKeysInclusiveIterator() {
      return (this.startKeysInclusive == null) ? null : this.startKeysInclusive.iterator();
    }

    public void addToStartKeysInclusive(java.nio.ByteBuffer elem) {
      if (this.startKeysInclusive == null) {
        this.startKeysInclusive = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.startKeysInclusive.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getStartKeysInclusive() {
      return this.startKeysInclusive;
    }

    public openIterator_args setStartKeysInclusive(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> startKeysInclusive) {
      this.startKeysInclusive = startKeysInclusive;
      return this;
    }

    public void unsetStartKeysInclusive() {
      this.startKeysInclusive = null;
    }

    /** Returns true if field startKeysInclusive is set (has been assigned a value) and false otherwise */
    public boolean isSetStartKeysInclusive() {
      return this.startKeysInclusive != null;
    }

    public void setStartKeysInclusiveIsSet(boolean value) {
      if (!value) {
        this.startKeysInclusive = null;
      }
    }

    public int getEndKeysExclusiveSize() {
      return (this.endKeysExclusive == null) ? 0 : this.endKeysExclusive.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getEndKeysExclusiveIterator() {
      return (this.endKeysExclusive == null) ? null : this.endKeysExclusive.iterator();
    }

    public void addToEndKeysExclusive(java.nio.ByteBuffer elem) {
      if (this.endKeysExclusive == null) {
        this.endKeysExclusive = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.endKeysExclusive.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getEndKeysExclusive() {
      return this.endKeysExclusive;
    }

    public openIterator_args setEndKeysExclusive(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> endKeysExclusive) {
      this.endKeysExclusive = endKeysExclusive;
      return this;
    }

    public void unsetEndKeysExclusive() {
      this.endKeysExclusive = null;
    }

    /** Returns true if field endKeysExclusive is set (has been assigned a value) and false otherwise */
    public boolean isSetEndKeysExclusive() {
      return this.endKeysExclusive != null;
    }

    public void setEndKeysExclusiveIsSet(boolean value) {
      if (!value) {
        this.endKeysExclusive = null;
      }
    }

    public boolean isReverse() {
      return this.reverse;
    }

    public openIterator_args setReverse(boolean reverse) {
      this.reverse = reverse;
      setReverseIsSet(true);
      return this;
    }

    public void unsetReverse() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __REVERSE_ISSET_ID);
    }

    /** Returns true if field reverse is set (has been assigned a value) and false otherwise */
    public boolean isSetReverse() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __REVERSE_ISSET_ID);
    }

    public void setReverseIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __REVERSE_ISSET_ID, value);
    }

    public long getTimeoutMs() {
      return this.timeoutMs;
    }

    public openIterator_args setTimeoutMs(long timeoutMs) {
      this.timeoutMs = timeoutMs;
      setTimeoutMsIsSet(true);
      return this;
    }

    public void unsetTimeoutMs() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    /** Returns true if field timeoutMs is set (has been assigned a value) and false otherwise */
    public boolean isSetTimeoutMs() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID);
    }

    public void setTimeoutMsIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TIMEOUTMS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case TRANSACTION_ID:
        if (value == null) {
          unsetTransactionId();
        } else {
          setTransactionId((java.lang.Long)value);
        }
        break;

      case COLUMN_ID:
        if (value == null) {
          unsetColumnId();
        } else {
          setColumnId((java.lang.Long)value);
        }
        break;

      case START_KEYS_INCLUSIVE:
        if (value == null) {
          unsetStartKeysInclusive();
        } else {
          setStartKeysInclusive((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case END_KEYS_EXCLUSIVE:
        if (value == null) {
          unsetEndKeysExclusive();
        } else {
          setEndKeysExclusive((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      case REVERSE:
        if (value == null) {
          unsetReverse();
        } else {
          setReverse((java.lang.Boolean)value);
        }
        break;

      case TIMEOUT_MS:
        if (value == null) {
          unsetTimeoutMs();
        } else {
          setTimeoutMs((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case TRANSACTION_ID:
        return getTransactionId();

      case COLUMN_ID:
        return getColumnId();

      case START_KEYS_INCLUSIVE:
        return getStartKeysInclusive();

      case END_KEYS_EXCLUSIVE:
        return getEndKeysExclusive();

      case REVERSE:
        return isReverse();

      case TIMEOUT_MS:
        return getTimeoutMs();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case TRANSACTION_ID:
        return isSetTransactionId();
      case COLUMN_ID:
        return isSetColumnId();
      case START_KEYS_INCLUSIVE:
        return isSetStartKeysInclusive();
      case END_KEYS_EXCLUSIVE:
        return isSetEndKeysExclusive();
      case REVERSE:
        return isSetReverse();
      case TIMEOUT_MS:
        return isSetTimeoutMs();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof openIterator_args)
        return this.equals((openIterator_args)that);
      return false;
    }

    public boolean equals(openIterator_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_transactionId = true;
      boolean that_present_transactionId = true;
      if (this_present_transactionId || that_present_transactionId) {
        if (!(this_present_transactionId && that_present_transactionId))
          return false;
        if (this.transactionId != that.transactionId)
          return false;
      }

      boolean this_present_columnId = true;
      boolean that_present_columnId = true;
      if (this_present_columnId || that_present_columnId) {
        if (!(this_present_columnId && that_present_columnId))
          return false;
        if (this.columnId != that.columnId)
          return false;
      }

      boolean this_present_startKeysInclusive = true && this.isSetStartKeysInclusive();
      boolean that_present_startKeysInclusive = true && that.isSetStartKeysInclusive();
      if (this_present_startKeysInclusive || that_present_startKeysInclusive) {
        if (!(this_present_startKeysInclusive && that_present_startKeysInclusive))
          return false;
        if (!this.startKeysInclusive.equals(that.startKeysInclusive))
          return false;
      }

      boolean this_present_endKeysExclusive = true && this.isSetEndKeysExclusive();
      boolean that_present_endKeysExclusive = true && that.isSetEndKeysExclusive();
      if (this_present_endKeysExclusive || that_present_endKeysExclusive) {
        if (!(this_present_endKeysExclusive && that_present_endKeysExclusive))
          return false;
        if (!this.endKeysExclusive.equals(that.endKeysExclusive))
          return false;
      }

      boolean this_present_reverse = true;
      boolean that_present_reverse = true;
      if (this_present_reverse || that_present_reverse) {
        if (!(this_present_reverse && that_present_reverse))
          return false;
        if (this.reverse != that.reverse)
          return false;
      }

      boolean this_present_timeoutMs = true;
      boolean that_present_timeoutMs = true;
      if (this_present_timeoutMs || that_present_timeoutMs) {
        if (!(this_present_timeoutMs && that_present_timeoutMs))
          return false;
        if (this.timeoutMs != that.timeoutMs)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(transactionId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(columnId);

      hashCode = hashCode * 8191 + ((isSetStartKeysInclusive()) ? 131071 : 524287);
      if (isSetStartKeysInclusive())
        hashCode = hashCode * 8191 + startKeysInclusive.hashCode();

      hashCode = hashCode * 8191 + ((isSetEndKeysExclusive()) ? 131071 : 524287);
      if (isSetEndKeysExclusive())
        hashCode = hashCode * 8191 + endKeysExclusive.hashCode();

      hashCode = hashCode * 8191 + ((reverse) ? 131071 : 524287);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(timeoutMs);

      return hashCode;
    }

    @Override
    public int compareTo(openIterator_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetTransactionId(), other.isSetTransactionId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTransactionId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.transactionId, other.transactionId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetColumnId(), other.isSetColumnId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnId, other.columnId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetStartKeysInclusive(), other.isSetStartKeysInclusive());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetStartKeysInclusive()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.startKeysInclusive, other.startKeysInclusive);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetEndKeysExclusive(), other.isSetEndKeysExclusive());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetEndKeysExclusive()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.endKeysExclusive, other.endKeysExclusive);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetReverse(), other.isSetReverse());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetReverse()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.reverse, other.reverse);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetTimeoutMs(), other.isSetTimeoutMs());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTimeoutMs()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timeoutMs, other.timeoutMs);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("openIterator_args(");
      boolean first = true;

      sb.append("transactionId:");
      sb.append(this.transactionId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("columnId:");
      sb.append(this.columnId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("startKeysInclusive:");
      if (this.startKeysInclusive == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.startKeysInclusive, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("endKeysExclusive:");
      if (this.endKeysExclusive == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.endKeysExclusive, sb);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("reverse:");
      sb.append(this.reverse);
      first = false;
      if (!first) sb.append(", ");
      sb.append("timeoutMs:");
      sb.append(this.timeoutMs);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'transactionId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'columnId' because it's a primitive and you chose the non-beans generator.
      if (startKeysInclusive == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'startKeysInclusive' was not present! Struct: " + toString());
      }
      // alas, we cannot check 'reverse' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'timeoutMs' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class openIterator_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openIterator_argsStandardScheme getScheme() {
        return new openIterator_argsStandardScheme();
      }
    }

    private static class openIterator_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<openIterator_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, openIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // TRANSACTION_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.transactionId = iprot.readI64();
                struct.setTransactionIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // COLUMN_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.columnId = iprot.readI64();
                struct.setColumnIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // START_KEYS_INCLUSIVE
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list80 = iprot.readListBegin();
                  struct.startKeysInclusive = new java.util.ArrayList<java.nio.ByteBuffer>(_list80.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem81;
                  for (int _i82 = 0; _i82 < _list80.size; ++_i82)
                  {
                    _elem81 = iprot.readBinary();
                    struct.startKeysInclusive.add(_elem81);
                  }
                  iprot.readListEnd();
                }
                struct.setStartKeysInclusiveIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // END_KEYS_EXCLUSIVE
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list83 = iprot.readListBegin();
                  struct.endKeysExclusive = new java.util.ArrayList<java.nio.ByteBuffer>(_list83.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem84;
                  for (int _i85 = 0; _i85 < _list83.size; ++_i85)
                  {
                    _elem84 = iprot.readBinary();
                    struct.endKeysExclusive.add(_elem84);
                  }
                  iprot.readListEnd();
                }
                struct.setEndKeysExclusiveIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 5: // REVERSE
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.reverse = iprot.readBool();
                struct.setReverseIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 6: // TIMEOUT_MS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.timeoutMs = iprot.readI64();
                struct.setTimeoutMsIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetTransactionId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'transactionId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetColumnId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetReverse()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'reverse' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetTimeoutMs()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'timeoutMs' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, openIterator_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(TRANSACTION_ID_FIELD_DESC);
        oprot.writeI64(struct.transactionId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(COLUMN_ID_FIELD_DESC);
        oprot.writeI64(struct.columnId);
        oprot.writeFieldEnd();
        if (struct.startKeysInclusive != null) {
          oprot.writeFieldBegin(START_KEYS_INCLUSIVE_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.startKeysInclusive.size()));
            for (java.nio.ByteBuffer _iter86 : struct.startKeysInclusive)
            {
              oprot.writeBinary(_iter86);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        if (struct.endKeysExclusive != null) {
          oprot.writeFieldBegin(END_KEYS_EXCLUSIVE_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.endKeysExclusive.size()));
            for (java.nio.ByteBuffer _iter87 : struct.endKeysExclusive)
            {
              oprot.writeBinary(_iter87);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldBegin(REVERSE_FIELD_DESC);
        oprot.writeBool(struct.reverse);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(TIMEOUT_MS_FIELD_DESC);
        oprot.writeI64(struct.timeoutMs);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class openIterator_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openIterator_argsTupleScheme getScheme() {
        return new openIterator_argsTupleScheme();
      }
    }

    private static class openIterator_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<openIterator_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, openIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.transactionId);
        oprot.writeI64(struct.columnId);
        {
          oprot.writeI32(struct.startKeysInclusive.size());
          for (java.nio.ByteBuffer _iter88 : struct.startKeysInclusive)
          {
            oprot.writeBinary(_iter88);
          }
        }
        oprot.writeBool(struct.reverse);
        oprot.writeI64(struct.timeoutMs);
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetEndKeysExclusive()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetEndKeysExclusive()) {
          {
            oprot.writeI32(struct.endKeysExclusive.size());
            for (java.nio.ByteBuffer _iter89 : struct.endKeysExclusive)
            {
              oprot.writeBinary(_iter89);
            }
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, openIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.transactionId = iprot.readI64();
        struct.setTransactionIdIsSet(true);
        struct.columnId = iprot.readI64();
        struct.setColumnIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list90 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.startKeysInclusive = new java.util.ArrayList<java.nio.ByteBuffer>(_list90.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem91;
          for (int _i92 = 0; _i92 < _list90.size; ++_i92)
          {
            _elem91 = iprot.readBinary();
            struct.startKeysInclusive.add(_elem91);
          }
        }
        struct.setStartKeysInclusiveIsSet(true);
        struct.reverse = iprot.readBool();
        struct.setReverseIsSet(true);
        struct.timeoutMs = iprot.readI64();
        struct.setTimeoutMsIsSet(true);
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          {
            org.apache.thrift.protocol.TList _list93 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
            struct.endKeysExclusive = new java.util.ArrayList<java.nio.ByteBuffer>(_list93.size);
            @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem94;
            for (int _i95 = 0; _i95 < _list93.size; ++_i95)
            {
              _elem94 = iprot.readBinary();
              struct.endKeysExclusive.add(_elem94);
            }
          }
          struct.setEndKeysExclusiveIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class openIterator_result implements org.apache.thrift.TBase<openIterator_result, openIterator_result._Fields>, java.io.Serializable, Cloneable, Comparable<openIterator_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("openIterator_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I64, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new openIterator_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new openIterator_resultTupleSchemeFactory();

    public long success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(openIterator_result.class, metaDataMap);
    }

    public openIterator_result() {
    }

    public openIterator_result(
      long success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public openIterator_result(openIterator_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public openIterator_result deepCopy() {
      return new openIterator_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = 0;
    }

    public long getSuccess() {
      return this.success;
    }

    public openIterator_result setSuccess(long success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof openIterator_result)
        return this.equals((openIterator_result)that);
      return false;
    }

    public boolean equals(openIterator_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(success);

      return hashCode;
    }

    @Override
    public int compareTo(openIterator_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("openIterator_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class openIterator_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openIterator_resultStandardScheme getScheme() {
        return new openIterator_resultStandardScheme();
      }
    }

    private static class openIterator_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<openIterator_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, openIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.success = iprot.readI64();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, openIterator_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeI64(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class openIterator_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public openIterator_resultTupleScheme getScheme() {
        return new openIterator_resultTupleScheme();
      }
    }

    private static class openIterator_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<openIterator_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, openIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeI64(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, openIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readI64();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeIterator_args implements org.apache.thrift.TBase<closeIterator_args, closeIterator_args._Fields>, java.io.Serializable, Cloneable, Comparable<closeIterator_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeIterator_args");

    private static final org.apache.thrift.protocol.TField ITERATOR_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("iteratorId", org.apache.thrift.protocol.TType.I64, (short)1);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeIterator_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeIterator_argsTupleSchemeFactory();

    public long iteratorId; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      ITERATOR_ID((short)1, "iteratorId");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // ITERATOR_ID
            return ITERATOR_ID;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __ITERATORID_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.ITERATOR_ID, new org.apache.thrift.meta_data.FieldMetaData("iteratorId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeIterator_args.class, metaDataMap);
    }

    public closeIterator_args() {
    }

    public closeIterator_args(
      long iteratorId)
    {
      this();
      this.iteratorId = iteratorId;
      setIteratorIdIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeIterator_args(closeIterator_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.iteratorId = other.iteratorId;
    }

    @Override
    public closeIterator_args deepCopy() {
      return new closeIterator_args(this);
    }

    @Override
    public void clear() {
      setIteratorIdIsSet(false);
      this.iteratorId = 0;
    }

    public long getIteratorId() {
      return this.iteratorId;
    }

    public closeIterator_args setIteratorId(long iteratorId) {
      this.iteratorId = iteratorId;
      setIteratorIdIsSet(true);
      return this;
    }

    public void unsetIteratorId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __ITERATORID_ISSET_ID);
    }

    /** Returns true if field iteratorId is set (has been assigned a value) and false otherwise */
    public boolean isSetIteratorId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __ITERATORID_ISSET_ID);
    }

    public void setIteratorIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __ITERATORID_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case ITERATOR_ID:
        if (value == null) {
          unsetIteratorId();
        } else {
          setIteratorId((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case ITERATOR_ID:
        return getIteratorId();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case ITERATOR_ID:
        return isSetIteratorId();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeIterator_args)
        return this.equals((closeIterator_args)that);
      return false;
    }

    public boolean equals(closeIterator_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_iteratorId = true;
      boolean that_present_iteratorId = true;
      if (this_present_iteratorId || that_present_iteratorId) {
        if (!(this_present_iteratorId && that_present_iteratorId))
          return false;
        if (this.iteratorId != that.iteratorId)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(iteratorId);

      return hashCode;
    }

    @Override
    public int compareTo(closeIterator_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetIteratorId(), other.isSetIteratorId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetIteratorId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.iteratorId, other.iteratorId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeIterator_args(");
      boolean first = true;

      sb.append("iteratorId:");
      sb.append(this.iteratorId);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'iteratorId' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeIterator_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeIterator_argsStandardScheme getScheme() {
        return new closeIterator_argsStandardScheme();
      }
    }

    private static class closeIterator_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeIterator_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // ITERATOR_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.iteratorId = iprot.readI64();
                struct.setIteratorIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetIteratorId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'iteratorId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeIterator_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(ITERATOR_ID_FIELD_DESC);
        oprot.writeI64(struct.iteratorId);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeIterator_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeIterator_argsTupleScheme getScheme() {
        return new closeIterator_argsTupleScheme();
      }
    }

    private static class closeIterator_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeIterator_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.iteratorId);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeIterator_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.iteratorId = iprot.readI64();
        struct.setIteratorIdIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class closeIterator_result implements org.apache.thrift.TBase<closeIterator_result, closeIterator_result._Fields>, java.io.Serializable, Cloneable, Comparable<closeIterator_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("closeIterator_result");


    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new closeIterator_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new closeIterator_resultTupleSchemeFactory();


    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
;

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(closeIterator_result.class, metaDataMap);
    }

    public closeIterator_result() {
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public closeIterator_result(closeIterator_result other) {
    }

    @Override
    public closeIterator_result deepCopy() {
      return new closeIterator_result(this);
    }

    @Override
    public void clear() {
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof closeIterator_result)
        return this.equals((closeIterator_result)that);
      return false;
    }

    public boolean equals(closeIterator_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      return hashCode;
    }

    @Override
    public int compareTo(closeIterator_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("closeIterator_result(");
      boolean first = true;

      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class closeIterator_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeIterator_resultStandardScheme getScheme() {
        return new closeIterator_resultStandardScheme();
      }
    }

    private static class closeIterator_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<closeIterator_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, closeIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, closeIterator_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class closeIterator_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public closeIterator_resultTupleScheme getScheme() {
        return new closeIterator_resultTupleScheme();
      }
    }

    private static class closeIterator_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<closeIterator_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, closeIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, closeIterator_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class seekTo_args implements org.apache.thrift.TBase<seekTo_args, seekTo_args._Fields>, java.io.Serializable, Cloneable, Comparable<seekTo_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("seekTo_args");

    private static final org.apache.thrift.protocol.TField ITERATION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("iterationId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField KEYS_FIELD_DESC = new org.apache.thrift.protocol.TField("keys", org.apache.thrift.protocol.TType.LIST, (short)2);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new seekTo_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new seekTo_argsTupleSchemeFactory();

    public long iterationId; // required
    public @org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      ITERATION_ID((short)1, "iterationId"),
      KEYS((short)2, "keys");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // ITERATION_ID
            return ITERATION_ID;
          case 2: // KEYS
            return KEYS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __ITERATIONID_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.ITERATION_ID, new org.apache.thrift.meta_data.FieldMetaData("iterationId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.KEYS, new org.apache.thrift.meta_data.FieldMetaData("keys", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(seekTo_args.class, metaDataMap);
    }

    public seekTo_args() {
    }

    public seekTo_args(
      long iterationId,
      java.util.List<java.nio.ByteBuffer> keys)
    {
      this();
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      this.keys = keys;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public seekTo_args(seekTo_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.iterationId = other.iterationId;
      if (other.isSetKeys()) {
        java.util.List<java.nio.ByteBuffer> __this__keys = new java.util.ArrayList<java.nio.ByteBuffer>(other.keys);
        this.keys = __this__keys;
      }
    }

    @Override
    public seekTo_args deepCopy() {
      return new seekTo_args(this);
    }

    @Override
    public void clear() {
      setIterationIdIsSet(false);
      this.iterationId = 0;
      this.keys = null;
    }

    public long getIterationId() {
      return this.iterationId;
    }

    public seekTo_args setIterationId(long iterationId) {
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      return this;
    }

    public void unsetIterationId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    /** Returns true if field iterationId is set (has been assigned a value) and false otherwise */
    public boolean isSetIterationId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    public void setIterationIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __ITERATIONID_ISSET_ID, value);
    }

    public int getKeysSize() {
      return (this.keys == null) ? 0 : this.keys.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<java.nio.ByteBuffer> getKeysIterator() {
      return (this.keys == null) ? null : this.keys.iterator();
    }

    public void addToKeys(java.nio.ByteBuffer elem) {
      if (this.keys == null) {
        this.keys = new java.util.ArrayList<java.nio.ByteBuffer>();
      }
      this.keys.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<java.nio.ByteBuffer> getKeys() {
      return this.keys;
    }

    public seekTo_args setKeys(@org.apache.thrift.annotation.Nullable java.util.List<java.nio.ByteBuffer> keys) {
      this.keys = keys;
      return this;
    }

    public void unsetKeys() {
      this.keys = null;
    }

    /** Returns true if field keys is set (has been assigned a value) and false otherwise */
    public boolean isSetKeys() {
      return this.keys != null;
    }

    public void setKeysIsSet(boolean value) {
      if (!value) {
        this.keys = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case ITERATION_ID:
        if (value == null) {
          unsetIterationId();
        } else {
          setIterationId((java.lang.Long)value);
        }
        break;

      case KEYS:
        if (value == null) {
          unsetKeys();
        } else {
          setKeys((java.util.List<java.nio.ByteBuffer>)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case ITERATION_ID:
        return getIterationId();

      case KEYS:
        return getKeys();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case ITERATION_ID:
        return isSetIterationId();
      case KEYS:
        return isSetKeys();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof seekTo_args)
        return this.equals((seekTo_args)that);
      return false;
    }

    public boolean equals(seekTo_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_iterationId = true;
      boolean that_present_iterationId = true;
      if (this_present_iterationId || that_present_iterationId) {
        if (!(this_present_iterationId && that_present_iterationId))
          return false;
        if (this.iterationId != that.iterationId)
          return false;
      }

      boolean this_present_keys = true && this.isSetKeys();
      boolean that_present_keys = true && that.isSetKeys();
      if (this_present_keys || that_present_keys) {
        if (!(this_present_keys && that_present_keys))
          return false;
        if (!this.keys.equals(that.keys))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(iterationId);

      hashCode = hashCode * 8191 + ((isSetKeys()) ? 131071 : 524287);
      if (isSetKeys())
        hashCode = hashCode * 8191 + keys.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(seekTo_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetIterationId(), other.isSetIterationId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetIterationId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.iterationId, other.iterationId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetKeys(), other.isSetKeys());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetKeys()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.keys, other.keys);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("seekTo_args(");
      boolean first = true;

      sb.append("iterationId:");
      sb.append(this.iterationId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("keys:");
      if (this.keys == null) {
        sb.append("null");
      } else {
        org.apache.thrift.TBaseHelper.toString(this.keys, sb);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'iterationId' because it's a primitive and you chose the non-beans generator.
      if (keys == null) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'keys' was not present! Struct: " + toString());
      }
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class seekTo_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public seekTo_argsStandardScheme getScheme() {
        return new seekTo_argsStandardScheme();
      }
    }

    private static class seekTo_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<seekTo_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, seekTo_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // ITERATION_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.iterationId = iprot.readI64();
                struct.setIterationIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // KEYS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list96 = iprot.readListBegin();
                  struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list96.size);
                  @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem97;
                  for (int _i98 = 0; _i98 < _list96.size; ++_i98)
                  {
                    _elem97 = iprot.readBinary();
                    struct.keys.add(_elem97);
                  }
                  iprot.readListEnd();
                }
                struct.setKeysIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetIterationId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'iterationId' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, seekTo_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(ITERATION_ID_FIELD_DESC);
        oprot.writeI64(struct.iterationId);
        oprot.writeFieldEnd();
        if (struct.keys != null) {
          oprot.writeFieldBegin(KEYS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.keys.size()));
            for (java.nio.ByteBuffer _iter99 : struct.keys)
            {
              oprot.writeBinary(_iter99);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class seekTo_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public seekTo_argsTupleScheme getScheme() {
        return new seekTo_argsTupleScheme();
      }
    }

    private static class seekTo_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<seekTo_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, seekTo_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.iterationId);
        {
          oprot.writeI32(struct.keys.size());
          for (java.nio.ByteBuffer _iter100 : struct.keys)
          {
            oprot.writeBinary(_iter100);
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, seekTo_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.iterationId = iprot.readI64();
        struct.setIterationIdIsSet(true);
        {
          org.apache.thrift.protocol.TList _list101 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRING);
          struct.keys = new java.util.ArrayList<java.nio.ByteBuffer>(_list101.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _elem102;
          for (int _i103 = 0; _i103 < _list101.size; ++_i103)
          {
            _elem102 = iprot.readBinary();
            struct.keys.add(_elem102);
          }
        }
        struct.setKeysIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class seekTo_result implements org.apache.thrift.TBase<seekTo_result, seekTo_result._Fields>, java.io.Serializable, Cloneable, Comparable<seekTo_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("seekTo_result");


    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new seekTo_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new seekTo_resultTupleSchemeFactory();


    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
;

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(seekTo_result.class, metaDataMap);
    }

    public seekTo_result() {
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public seekTo_result(seekTo_result other) {
    }

    @Override
    public seekTo_result deepCopy() {
      return new seekTo_result(this);
    }

    @Override
    public void clear() {
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof seekTo_result)
        return this.equals((seekTo_result)that);
      return false;
    }

    public boolean equals(seekTo_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      return hashCode;
    }

    @Override
    public int compareTo(seekTo_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("seekTo_result(");
      boolean first = true;

      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class seekTo_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public seekTo_resultStandardScheme getScheme() {
        return new seekTo_resultStandardScheme();
      }
    }

    private static class seekTo_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<seekTo_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, seekTo_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, seekTo_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class seekTo_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public seekTo_resultTupleScheme getScheme() {
        return new seekTo_resultTupleScheme();
      }
    }

    private static class seekTo_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<seekTo_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, seekTo_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, seekTo_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class subsequent_args implements org.apache.thrift.TBase<subsequent_args, subsequent_args._Fields>, java.io.Serializable, Cloneable, Comparable<subsequent_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("subsequent_args");

    private static final org.apache.thrift.protocol.TField ITERATION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("iterationId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField SKIP_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("skipCount", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField TAKE_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("takeCount", org.apache.thrift.protocol.TType.I64, (short)3);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new subsequent_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new subsequent_argsTupleSchemeFactory();

    public long iterationId; // required
    public long skipCount; // required
    public long takeCount; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      ITERATION_ID((short)1, "iterationId"),
      SKIP_COUNT((short)2, "skipCount"),
      TAKE_COUNT((short)3, "takeCount");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // ITERATION_ID
            return ITERATION_ID;
          case 2: // SKIP_COUNT
            return SKIP_COUNT;
          case 3: // TAKE_COUNT
            return TAKE_COUNT;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __ITERATIONID_ISSET_ID = 0;
    private static final int __SKIPCOUNT_ISSET_ID = 1;
    private static final int __TAKECOUNT_ISSET_ID = 2;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.ITERATION_ID, new org.apache.thrift.meta_data.FieldMetaData("iterationId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.SKIP_COUNT, new org.apache.thrift.meta_data.FieldMetaData("skipCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.TAKE_COUNT, new org.apache.thrift.meta_data.FieldMetaData("takeCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(subsequent_args.class, metaDataMap);
    }

    public subsequent_args() {
    }

    public subsequent_args(
      long iterationId,
      long skipCount,
      long takeCount)
    {
      this();
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public subsequent_args(subsequent_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.iterationId = other.iterationId;
      this.skipCount = other.skipCount;
      this.takeCount = other.takeCount;
    }

    @Override
    public subsequent_args deepCopy() {
      return new subsequent_args(this);
    }

    @Override
    public void clear() {
      setIterationIdIsSet(false);
      this.iterationId = 0;
      setSkipCountIsSet(false);
      this.skipCount = 0;
      setTakeCountIsSet(false);
      this.takeCount = 0;
    }

    public long getIterationId() {
      return this.iterationId;
    }

    public subsequent_args setIterationId(long iterationId) {
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      return this;
    }

    public void unsetIterationId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    /** Returns true if field iterationId is set (has been assigned a value) and false otherwise */
    public boolean isSetIterationId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    public void setIterationIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __ITERATIONID_ISSET_ID, value);
    }

    public long getSkipCount() {
      return this.skipCount;
    }

    public subsequent_args setSkipCount(long skipCount) {
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      return this;
    }

    public void unsetSkipCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    /** Returns true if field skipCount is set (has been assigned a value) and false otherwise */
    public boolean isSetSkipCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    public void setSkipCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID, value);
    }

    public long getTakeCount() {
      return this.takeCount;
    }

    public subsequent_args setTakeCount(long takeCount) {
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
      return this;
    }

    public void unsetTakeCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    /** Returns true if field takeCount is set (has been assigned a value) and false otherwise */
    public boolean isSetTakeCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    public void setTakeCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TAKECOUNT_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case ITERATION_ID:
        if (value == null) {
          unsetIterationId();
        } else {
          setIterationId((java.lang.Long)value);
        }
        break;

      case SKIP_COUNT:
        if (value == null) {
          unsetSkipCount();
        } else {
          setSkipCount((java.lang.Long)value);
        }
        break;

      case TAKE_COUNT:
        if (value == null) {
          unsetTakeCount();
        } else {
          setTakeCount((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case ITERATION_ID:
        return getIterationId();

      case SKIP_COUNT:
        return getSkipCount();

      case TAKE_COUNT:
        return getTakeCount();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case ITERATION_ID:
        return isSetIterationId();
      case SKIP_COUNT:
        return isSetSkipCount();
      case TAKE_COUNT:
        return isSetTakeCount();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof subsequent_args)
        return this.equals((subsequent_args)that);
      return false;
    }

    public boolean equals(subsequent_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_iterationId = true;
      boolean that_present_iterationId = true;
      if (this_present_iterationId || that_present_iterationId) {
        if (!(this_present_iterationId && that_present_iterationId))
          return false;
        if (this.iterationId != that.iterationId)
          return false;
      }

      boolean this_present_skipCount = true;
      boolean that_present_skipCount = true;
      if (this_present_skipCount || that_present_skipCount) {
        if (!(this_present_skipCount && that_present_skipCount))
          return false;
        if (this.skipCount != that.skipCount)
          return false;
      }

      boolean this_present_takeCount = true;
      boolean that_present_takeCount = true;
      if (this_present_takeCount || that_present_takeCount) {
        if (!(this_present_takeCount && that_present_takeCount))
          return false;
        if (this.takeCount != that.takeCount)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(iterationId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(skipCount);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(takeCount);

      return hashCode;
    }

    @Override
    public int compareTo(subsequent_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetIterationId(), other.isSetIterationId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetIterationId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.iterationId, other.iterationId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetSkipCount(), other.isSetSkipCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSkipCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.skipCount, other.skipCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetTakeCount(), other.isSetTakeCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTakeCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.takeCount, other.takeCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("subsequent_args(");
      boolean first = true;

      sb.append("iterationId:");
      sb.append(this.iterationId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("skipCount:");
      sb.append(this.skipCount);
      first = false;
      if (!first) sb.append(", ");
      sb.append("takeCount:");
      sb.append(this.takeCount);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'iterationId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'skipCount' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'takeCount' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class subsequent_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequent_argsStandardScheme getScheme() {
        return new subsequent_argsStandardScheme();
      }
    }

    private static class subsequent_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<subsequent_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, subsequent_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // ITERATION_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.iterationId = iprot.readI64();
                struct.setIterationIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // SKIP_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.skipCount = iprot.readI64();
                struct.setSkipCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // TAKE_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.takeCount = iprot.readI64();
                struct.setTakeCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetIterationId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'iterationId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetSkipCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'skipCount' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetTakeCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'takeCount' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, subsequent_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(ITERATION_ID_FIELD_DESC);
        oprot.writeI64(struct.iterationId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(SKIP_COUNT_FIELD_DESC);
        oprot.writeI64(struct.skipCount);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(TAKE_COUNT_FIELD_DESC);
        oprot.writeI64(struct.takeCount);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class subsequent_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequent_argsTupleScheme getScheme() {
        return new subsequent_argsTupleScheme();
      }
    }

    private static class subsequent_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<subsequent_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, subsequent_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.iterationId);
        oprot.writeI64(struct.skipCount);
        oprot.writeI64(struct.takeCount);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, subsequent_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.iterationId = iprot.readI64();
        struct.setIterationIdIsSet(true);
        struct.skipCount = iprot.readI64();
        struct.setSkipCountIsSet(true);
        struct.takeCount = iprot.readI64();
        struct.setTakeCountIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class subsequentExists_args implements org.apache.thrift.TBase<subsequentExists_args, subsequentExists_args._Fields>, java.io.Serializable, Cloneable, Comparable<subsequentExists_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("subsequentExists_args");

    private static final org.apache.thrift.protocol.TField ITERATION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("iterationId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField SKIP_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("skipCount", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField TAKE_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("takeCount", org.apache.thrift.protocol.TType.I64, (short)3);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new subsequentExists_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new subsequentExists_argsTupleSchemeFactory();

    public long iterationId; // required
    public long skipCount; // required
    public long takeCount; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      ITERATION_ID((short)1, "iterationId"),
      SKIP_COUNT((short)2, "skipCount"),
      TAKE_COUNT((short)3, "takeCount");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // ITERATION_ID
            return ITERATION_ID;
          case 2: // SKIP_COUNT
            return SKIP_COUNT;
          case 3: // TAKE_COUNT
            return TAKE_COUNT;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __ITERATIONID_ISSET_ID = 0;
    private static final int __SKIPCOUNT_ISSET_ID = 1;
    private static final int __TAKECOUNT_ISSET_ID = 2;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.ITERATION_ID, new org.apache.thrift.meta_data.FieldMetaData("iterationId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.SKIP_COUNT, new org.apache.thrift.meta_data.FieldMetaData("skipCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.TAKE_COUNT, new org.apache.thrift.meta_data.FieldMetaData("takeCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(subsequentExists_args.class, metaDataMap);
    }

    public subsequentExists_args() {
    }

    public subsequentExists_args(
      long iterationId,
      long skipCount,
      long takeCount)
    {
      this();
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public subsequentExists_args(subsequentExists_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.iterationId = other.iterationId;
      this.skipCount = other.skipCount;
      this.takeCount = other.takeCount;
    }

    @Override
    public subsequentExists_args deepCopy() {
      return new subsequentExists_args(this);
    }

    @Override
    public void clear() {
      setIterationIdIsSet(false);
      this.iterationId = 0;
      setSkipCountIsSet(false);
      this.skipCount = 0;
      setTakeCountIsSet(false);
      this.takeCount = 0;
    }

    public long getIterationId() {
      return this.iterationId;
    }

    public subsequentExists_args setIterationId(long iterationId) {
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      return this;
    }

    public void unsetIterationId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    /** Returns true if field iterationId is set (has been assigned a value) and false otherwise */
    public boolean isSetIterationId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    public void setIterationIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __ITERATIONID_ISSET_ID, value);
    }

    public long getSkipCount() {
      return this.skipCount;
    }

    public subsequentExists_args setSkipCount(long skipCount) {
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      return this;
    }

    public void unsetSkipCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    /** Returns true if field skipCount is set (has been assigned a value) and false otherwise */
    public boolean isSetSkipCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    public void setSkipCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID, value);
    }

    public long getTakeCount() {
      return this.takeCount;
    }

    public subsequentExists_args setTakeCount(long takeCount) {
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
      return this;
    }

    public void unsetTakeCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    /** Returns true if field takeCount is set (has been assigned a value) and false otherwise */
    public boolean isSetTakeCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    public void setTakeCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TAKECOUNT_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case ITERATION_ID:
        if (value == null) {
          unsetIterationId();
        } else {
          setIterationId((java.lang.Long)value);
        }
        break;

      case SKIP_COUNT:
        if (value == null) {
          unsetSkipCount();
        } else {
          setSkipCount((java.lang.Long)value);
        }
        break;

      case TAKE_COUNT:
        if (value == null) {
          unsetTakeCount();
        } else {
          setTakeCount((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case ITERATION_ID:
        return getIterationId();

      case SKIP_COUNT:
        return getSkipCount();

      case TAKE_COUNT:
        return getTakeCount();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case ITERATION_ID:
        return isSetIterationId();
      case SKIP_COUNT:
        return isSetSkipCount();
      case TAKE_COUNT:
        return isSetTakeCount();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof subsequentExists_args)
        return this.equals((subsequentExists_args)that);
      return false;
    }

    public boolean equals(subsequentExists_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_iterationId = true;
      boolean that_present_iterationId = true;
      if (this_present_iterationId || that_present_iterationId) {
        if (!(this_present_iterationId && that_present_iterationId))
          return false;
        if (this.iterationId != that.iterationId)
          return false;
      }

      boolean this_present_skipCount = true;
      boolean that_present_skipCount = true;
      if (this_present_skipCount || that_present_skipCount) {
        if (!(this_present_skipCount && that_present_skipCount))
          return false;
        if (this.skipCount != that.skipCount)
          return false;
      }

      boolean this_present_takeCount = true;
      boolean that_present_takeCount = true;
      if (this_present_takeCount || that_present_takeCount) {
        if (!(this_present_takeCount && that_present_takeCount))
          return false;
        if (this.takeCount != that.takeCount)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(iterationId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(skipCount);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(takeCount);

      return hashCode;
    }

    @Override
    public int compareTo(subsequentExists_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetIterationId(), other.isSetIterationId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetIterationId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.iterationId, other.iterationId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetSkipCount(), other.isSetSkipCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSkipCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.skipCount, other.skipCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetTakeCount(), other.isSetTakeCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTakeCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.takeCount, other.takeCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("subsequentExists_args(");
      boolean first = true;

      sb.append("iterationId:");
      sb.append(this.iterationId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("skipCount:");
      sb.append(this.skipCount);
      first = false;
      if (!first) sb.append(", ");
      sb.append("takeCount:");
      sb.append(this.takeCount);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'iterationId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'skipCount' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'takeCount' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class subsequentExists_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentExists_argsStandardScheme getScheme() {
        return new subsequentExists_argsStandardScheme();
      }
    }

    private static class subsequentExists_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<subsequentExists_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, subsequentExists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // ITERATION_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.iterationId = iprot.readI64();
                struct.setIterationIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // SKIP_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.skipCount = iprot.readI64();
                struct.setSkipCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // TAKE_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.takeCount = iprot.readI64();
                struct.setTakeCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetIterationId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'iterationId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetSkipCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'skipCount' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetTakeCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'takeCount' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, subsequentExists_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(ITERATION_ID_FIELD_DESC);
        oprot.writeI64(struct.iterationId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(SKIP_COUNT_FIELD_DESC);
        oprot.writeI64(struct.skipCount);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(TAKE_COUNT_FIELD_DESC);
        oprot.writeI64(struct.takeCount);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class subsequentExists_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentExists_argsTupleScheme getScheme() {
        return new subsequentExists_argsTupleScheme();
      }
    }

    private static class subsequentExists_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<subsequentExists_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, subsequentExists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.iterationId);
        oprot.writeI64(struct.skipCount);
        oprot.writeI64(struct.takeCount);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, subsequentExists_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.iterationId = iprot.readI64();
        struct.setIterationIdIsSet(true);
        struct.skipCount = iprot.readI64();
        struct.setSkipCountIsSet(true);
        struct.takeCount = iprot.readI64();
        struct.setTakeCountIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class subsequentExists_result implements org.apache.thrift.TBase<subsequentExists_result, subsequentExists_result._Fields>, java.io.Serializable, Cloneable, Comparable<subsequentExists_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("subsequentExists_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new subsequentExists_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new subsequentExists_resultTupleSchemeFactory();

    public boolean success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __SUCCESS_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(subsequentExists_result.class, metaDataMap);
    }

    public subsequentExists_result() {
    }

    public subsequentExists_result(
      boolean success)
    {
      this();
      this.success = success;
      setSuccessIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public subsequentExists_result(subsequentExists_result other) {
      __isset_bitfield = other.__isset_bitfield;
      this.success = other.success;
    }

    @Override
    public subsequentExists_result deepCopy() {
      return new subsequentExists_result(this);
    }

    @Override
    public void clear() {
      setSuccessIsSet(false);
      this.success = false;
    }

    public boolean isSuccess() {
      return this.success;
    }

    public subsequentExists_result setSuccess(boolean success) {
      this.success = success;
      setSuccessIsSet(true);
      return this;
    }

    public void unsetSuccess() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
    }

    public void setSuccessIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.lang.Boolean)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return isSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof subsequentExists_result)
        return this.equals((subsequentExists_result)that);
      return false;
    }

    public boolean equals(subsequentExists_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true;
      boolean that_present_success = true;
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (this.success != that.success)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((success) ? 131071 : 524287);

      return hashCode;
    }

    @Override
    public int compareTo(subsequentExists_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("subsequentExists_result(");
      boolean first = true;

      sb.append("success:");
      sb.append(this.success);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class subsequentExists_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentExists_resultStandardScheme getScheme() {
        return new subsequentExists_resultStandardScheme();
      }
    }

    private static class subsequentExists_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<subsequentExists_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, subsequentExists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
                struct.success = iprot.readBool();
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, subsequentExists_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.isSetSuccess()) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          oprot.writeBool(struct.success);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class subsequentExists_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentExists_resultTupleScheme getScheme() {
        return new subsequentExists_resultTupleScheme();
      }
    }

    private static class subsequentExists_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<subsequentExists_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, subsequentExists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          oprot.writeBool(struct.success);
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, subsequentExists_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.success = iprot.readBool();
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class subsequentMultiGet_args implements org.apache.thrift.TBase<subsequentMultiGet_args, subsequentMultiGet_args._Fields>, java.io.Serializable, Cloneable, Comparable<subsequentMultiGet_args>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("subsequentMultiGet_args");

    private static final org.apache.thrift.protocol.TField ITERATION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("iterationId", org.apache.thrift.protocol.TType.I64, (short)1);
    private static final org.apache.thrift.protocol.TField SKIP_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("skipCount", org.apache.thrift.protocol.TType.I64, (short)2);
    private static final org.apache.thrift.protocol.TField TAKE_COUNT_FIELD_DESC = new org.apache.thrift.protocol.TField("takeCount", org.apache.thrift.protocol.TType.I64, (short)3);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new subsequentMultiGet_argsStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new subsequentMultiGet_argsTupleSchemeFactory();

    public long iterationId; // required
    public long skipCount; // required
    public long takeCount; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      ITERATION_ID((short)1, "iterationId"),
      SKIP_COUNT((short)2, "skipCount"),
      TAKE_COUNT((short)3, "takeCount");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // ITERATION_ID
            return ITERATION_ID;
          case 2: // SKIP_COUNT
            return SKIP_COUNT;
          case 3: // TAKE_COUNT
            return TAKE_COUNT;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    private static final int __ITERATIONID_ISSET_ID = 0;
    private static final int __SKIPCOUNT_ISSET_ID = 1;
    private static final int __TAKECOUNT_ISSET_ID = 2;
    private byte __isset_bitfield = 0;
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.ITERATION_ID, new org.apache.thrift.meta_data.FieldMetaData("iterationId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.SKIP_COUNT, new org.apache.thrift.meta_data.FieldMetaData("skipCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      tmpMap.put(_Fields.TAKE_COUNT, new org.apache.thrift.meta_data.FieldMetaData("takeCount", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(subsequentMultiGet_args.class, metaDataMap);
    }

    public subsequentMultiGet_args() {
    }

    public subsequentMultiGet_args(
      long iterationId,
      long skipCount,
      long takeCount)
    {
      this();
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public subsequentMultiGet_args(subsequentMultiGet_args other) {
      __isset_bitfield = other.__isset_bitfield;
      this.iterationId = other.iterationId;
      this.skipCount = other.skipCount;
      this.takeCount = other.takeCount;
    }

    @Override
    public subsequentMultiGet_args deepCopy() {
      return new subsequentMultiGet_args(this);
    }

    @Override
    public void clear() {
      setIterationIdIsSet(false);
      this.iterationId = 0;
      setSkipCountIsSet(false);
      this.skipCount = 0;
      setTakeCountIsSet(false);
      this.takeCount = 0;
    }

    public long getIterationId() {
      return this.iterationId;
    }

    public subsequentMultiGet_args setIterationId(long iterationId) {
      this.iterationId = iterationId;
      setIterationIdIsSet(true);
      return this;
    }

    public void unsetIterationId() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    /** Returns true if field iterationId is set (has been assigned a value) and false otherwise */
    public boolean isSetIterationId() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __ITERATIONID_ISSET_ID);
    }

    public void setIterationIdIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __ITERATIONID_ISSET_ID, value);
    }

    public long getSkipCount() {
      return this.skipCount;
    }

    public subsequentMultiGet_args setSkipCount(long skipCount) {
      this.skipCount = skipCount;
      setSkipCountIsSet(true);
      return this;
    }

    public void unsetSkipCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    /** Returns true if field skipCount is set (has been assigned a value) and false otherwise */
    public boolean isSetSkipCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID);
    }

    public void setSkipCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __SKIPCOUNT_ISSET_ID, value);
    }

    public long getTakeCount() {
      return this.takeCount;
    }

    public subsequentMultiGet_args setTakeCount(long takeCount) {
      this.takeCount = takeCount;
      setTakeCountIsSet(true);
      return this;
    }

    public void unsetTakeCount() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    /** Returns true if field takeCount is set (has been assigned a value) and false otherwise */
    public boolean isSetTakeCount() {
      return org.apache.thrift.EncodingUtils.testBit(__isset_bitfield, __TAKECOUNT_ISSET_ID);
    }

    public void setTakeCountIsSet(boolean value) {
      __isset_bitfield = org.apache.thrift.EncodingUtils.setBit(__isset_bitfield, __TAKECOUNT_ISSET_ID, value);
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case ITERATION_ID:
        if (value == null) {
          unsetIterationId();
        } else {
          setIterationId((java.lang.Long)value);
        }
        break;

      case SKIP_COUNT:
        if (value == null) {
          unsetSkipCount();
        } else {
          setSkipCount((java.lang.Long)value);
        }
        break;

      case TAKE_COUNT:
        if (value == null) {
          unsetTakeCount();
        } else {
          setTakeCount((java.lang.Long)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case ITERATION_ID:
        return getIterationId();

      case SKIP_COUNT:
        return getSkipCount();

      case TAKE_COUNT:
        return getTakeCount();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case ITERATION_ID:
        return isSetIterationId();
      case SKIP_COUNT:
        return isSetSkipCount();
      case TAKE_COUNT:
        return isSetTakeCount();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof subsequentMultiGet_args)
        return this.equals((subsequentMultiGet_args)that);
      return false;
    }

    public boolean equals(subsequentMultiGet_args that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_iterationId = true;
      boolean that_present_iterationId = true;
      if (this_present_iterationId || that_present_iterationId) {
        if (!(this_present_iterationId && that_present_iterationId))
          return false;
        if (this.iterationId != that.iterationId)
          return false;
      }

      boolean this_present_skipCount = true;
      boolean that_present_skipCount = true;
      if (this_present_skipCount || that_present_skipCount) {
        if (!(this_present_skipCount && that_present_skipCount))
          return false;
        if (this.skipCount != that.skipCount)
          return false;
      }

      boolean this_present_takeCount = true;
      boolean that_present_takeCount = true;
      if (this_present_takeCount || that_present_takeCount) {
        if (!(this_present_takeCount && that_present_takeCount))
          return false;
        if (this.takeCount != that.takeCount)
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(iterationId);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(skipCount);

      hashCode = hashCode * 8191 + org.apache.thrift.TBaseHelper.hashCode(takeCount);

      return hashCode;
    }

    @Override
    public int compareTo(subsequentMultiGet_args other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetIterationId(), other.isSetIterationId());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetIterationId()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.iterationId, other.iterationId);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetSkipCount(), other.isSetSkipCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSkipCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.skipCount, other.skipCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = java.lang.Boolean.compare(isSetTakeCount(), other.isSetTakeCount());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTakeCount()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.takeCount, other.takeCount);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    @Override
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
    }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("subsequentMultiGet_args(");
      boolean first = true;

      sb.append("iterationId:");
      sb.append(this.iterationId);
      first = false;
      if (!first) sb.append(", ");
      sb.append("skipCount:");
      sb.append(this.skipCount);
      first = false;
      if (!first) sb.append(", ");
      sb.append("takeCount:");
      sb.append(this.takeCount);
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // alas, we cannot check 'iterationId' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'skipCount' because it's a primitive and you chose the non-beans generator.
      // alas, we cannot check 'takeCount' because it's a primitive and you chose the non-beans generator.
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class subsequentMultiGet_argsStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentMultiGet_argsStandardScheme getScheme() {
        return new subsequentMultiGet_argsStandardScheme();
      }
    }

    private static class subsequentMultiGet_argsStandardScheme extends org.apache.thrift.scheme.StandardScheme<subsequentMultiGet_args> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, subsequentMultiGet_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // ITERATION_ID
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.iterationId = iprot.readI64();
                struct.setIterationIdIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // SKIP_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.skipCount = iprot.readI64();
                struct.setSkipCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // TAKE_COUNT
              if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
                struct.takeCount = iprot.readI64();
                struct.setTakeCountIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        if (!struct.isSetIterationId()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'iterationId' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetSkipCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'skipCount' was not found in serialized data! Struct: " + toString());
        }
        if (!struct.isSetTakeCount()) {
          throw new org.apache.thrift.protocol.TProtocolException("Required field 'takeCount' was not found in serialized data! Struct: " + toString());
        }
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, subsequentMultiGet_args struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        oprot.writeFieldBegin(ITERATION_ID_FIELD_DESC);
        oprot.writeI64(struct.iterationId);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(SKIP_COUNT_FIELD_DESC);
        oprot.writeI64(struct.skipCount);
        oprot.writeFieldEnd();
        oprot.writeFieldBegin(TAKE_COUNT_FIELD_DESC);
        oprot.writeI64(struct.takeCount);
        oprot.writeFieldEnd();
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class subsequentMultiGet_argsTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentMultiGet_argsTupleScheme getScheme() {
        return new subsequentMultiGet_argsTupleScheme();
      }
    }

    private static class subsequentMultiGet_argsTupleScheme extends org.apache.thrift.scheme.TupleScheme<subsequentMultiGet_args> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, subsequentMultiGet_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        oprot.writeI64(struct.iterationId);
        oprot.writeI64(struct.skipCount);
        oprot.writeI64(struct.takeCount);
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, subsequentMultiGet_args struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        struct.iterationId = iprot.readI64();
        struct.setIterationIdIsSet(true);
        struct.skipCount = iprot.readI64();
        struct.setSkipCountIsSet(true);
        struct.takeCount = iprot.readI64();
        struct.setTakeCountIsSet(true);
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

  @SuppressWarnings({"cast", "rawtypes", "serial", "unchecked", "unused"})
  public static class subsequentMultiGet_result implements org.apache.thrift.TBase<subsequentMultiGet_result, subsequentMultiGet_result._Fields>, java.io.Serializable, Cloneable, Comparable<subsequentMultiGet_result>   {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("subsequentMultiGet_result");

    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.LIST, (short)0);

    private static final org.apache.thrift.scheme.SchemeFactory STANDARD_SCHEME_FACTORY = new subsequentMultiGet_resultStandardSchemeFactory();
    private static final org.apache.thrift.scheme.SchemeFactory TUPLE_SCHEME_FACTORY = new subsequentMultiGet_resultTupleSchemeFactory();

    public @org.apache.thrift.annotation.Nullable java.util.List<OptionalBinary> success; // required

    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      SUCCESS((short)0, "success");

      private static final java.util.Map<java.lang.String, _Fields> byName = new java.util.HashMap<java.lang.String, _Fields>();

      static {
        for (_Fields field : java.util.EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 0: // SUCCESS
            return SUCCESS;
          default:
            return null;
        }
      }

      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new java.lang.IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }

      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      @org.apache.thrift.annotation.Nullable
      public static _Fields findByName(java.lang.String name) {
        return byName.get(name);
      }

      private final short _thriftId;
      private final java.lang.String _fieldName;

      _Fields(short thriftId, java.lang.String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }

      @Override
      public short getThriftFieldId() {
        return _thriftId;
      }

      @Override
      public java.lang.String getFieldName() {
        return _fieldName;
      }
    }

    // isset id assignments
    public static final java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      java.util.Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new java.util.EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
              new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, OptionalBinary.class))));
      metaDataMap = java.util.Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(subsequentMultiGet_result.class, metaDataMap);
    }

    public subsequentMultiGet_result() {
    }

    public subsequentMultiGet_result(
      java.util.List<OptionalBinary> success)
    {
      this();
      this.success = success;
    }

    /**
     * Performs a deep copy on <i>other</i>.
     */
    public subsequentMultiGet_result(subsequentMultiGet_result other) {
      if (other.isSetSuccess()) {
        java.util.List<OptionalBinary> __this__success = new java.util.ArrayList<OptionalBinary>(other.success.size());
        for (OptionalBinary other_element : other.success) {
          __this__success.add(new OptionalBinary(other_element));
        }
        this.success = __this__success;
      }
    }

    @Override
    public subsequentMultiGet_result deepCopy() {
      return new subsequentMultiGet_result(this);
    }

    @Override
    public void clear() {
      this.success = null;
    }

    public int getSuccessSize() {
      return (this.success == null) ? 0 : this.success.size();
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.Iterator<OptionalBinary> getSuccessIterator() {
      return (this.success == null) ? null : this.success.iterator();
    }

    public void addToSuccess(OptionalBinary elem) {
      if (this.success == null) {
        this.success = new java.util.ArrayList<OptionalBinary>();
      }
      this.success.add(elem);
    }

    @org.apache.thrift.annotation.Nullable
    public java.util.List<OptionalBinary> getSuccess() {
      return this.success;
    }

    public subsequentMultiGet_result setSuccess(@org.apache.thrift.annotation.Nullable java.util.List<OptionalBinary> success) {
      this.success = success;
      return this;
    }

    public void unsetSuccess() {
      this.success = null;
    }

    /** Returns true if field success is set (has been assigned a value) and false otherwise */
    public boolean isSetSuccess() {
      return this.success != null;
    }

    public void setSuccessIsSet(boolean value) {
      if (!value) {
        this.success = null;
      }
    }

    @Override
    public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
      switch (field) {
      case SUCCESS:
        if (value == null) {
          unsetSuccess();
        } else {
          setSuccess((java.util.List<OptionalBinary>)value);
        }
        break;

      }
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public java.lang.Object getFieldValue(_Fields field) {
      switch (field) {
      case SUCCESS:
        return getSuccess();

      }
      throw new java.lang.IllegalStateException();
    }

    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    @Override
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new java.lang.IllegalArgumentException();
      }

      switch (field) {
      case SUCCESS:
        return isSetSuccess();
      }
      throw new java.lang.IllegalStateException();
    }

    @Override
    public boolean equals(java.lang.Object that) {
      if (that instanceof subsequentMultiGet_result)
        return this.equals((subsequentMultiGet_result)that);
      return false;
    }

    public boolean equals(subsequentMultiGet_result that) {
      if (that == null)
        return false;
      if (this == that)
        return true;

      boolean this_present_success = true && this.isSetSuccess();
      boolean that_present_success = true && that.isSetSuccess();
      if (this_present_success || that_present_success) {
        if (!(this_present_success && that_present_success))
          return false;
        if (!this.success.equals(that.success))
          return false;
      }

      return true;
    }

    @Override
    public int hashCode() {
      int hashCode = 1;

      hashCode = hashCode * 8191 + ((isSetSuccess()) ? 131071 : 524287);
      if (isSetSuccess())
        hashCode = hashCode * 8191 + success.hashCode();

      return hashCode;
    }

    @Override
    public int compareTo(subsequentMultiGet_result other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }

      int lastComparison = 0;

      lastComparison = java.lang.Boolean.compare(isSetSuccess(), other.isSetSuccess());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetSuccess()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }

    @org.apache.thrift.annotation.Nullable
    @Override
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      scheme(iprot).read(iprot, this);
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      scheme(oprot).write(oprot, this);
      }

    @Override
    public java.lang.String toString() {
      java.lang.StringBuilder sb = new java.lang.StringBuilder("subsequentMultiGet_result(");
      boolean first = true;

      sb.append("success:");
      if (this.success == null) {
        sb.append("null");
      } else {
        sb.append(this.success);
      }
      first = false;
      sb.append(")");
      return sb.toString();
    }

    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      // check for sub-struct validity
    }

    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, java.lang.ClassNotFoundException {
      try {
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }

    private static class subsequentMultiGet_resultStandardSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentMultiGet_resultStandardScheme getScheme() {
        return new subsequentMultiGet_resultStandardScheme();
      }
    }

    private static class subsequentMultiGet_resultStandardScheme extends org.apache.thrift.scheme.StandardScheme<subsequentMultiGet_result> {

      @Override
      public void read(org.apache.thrift.protocol.TProtocol iprot, subsequentMultiGet_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 0: // SUCCESS
              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
                {
                  org.apache.thrift.protocol.TList _list104 = iprot.readListBegin();
                  struct.success = new java.util.ArrayList<OptionalBinary>(_list104.size);
                  @org.apache.thrift.annotation.Nullable OptionalBinary _elem105;
                  for (int _i106 = 0; _i106 < _list104.size; ++_i106)
                  {
                    _elem105 = new OptionalBinary();
                    _elem105.read(iprot);
                    struct.success.add(_elem105);
                  }
                  iprot.readListEnd();
                }
                struct.setSuccessIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();

        // check for required fields of primitive type, which can't be checked in the validate method
        struct.validate();
      }

      @Override
      public void write(org.apache.thrift.protocol.TProtocol oprot, subsequentMultiGet_result struct) throws org.apache.thrift.TException {
        struct.validate();

        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.success != null) {
          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, struct.success.size()));
            for (OptionalBinary _iter107 : struct.success)
            {
              _iter107.write(oprot);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }

    }

    private static class subsequentMultiGet_resultTupleSchemeFactory implements org.apache.thrift.scheme.SchemeFactory {
      @Override
      public subsequentMultiGet_resultTupleScheme getScheme() {
        return new subsequentMultiGet_resultTupleScheme();
      }
    }

    private static class subsequentMultiGet_resultTupleScheme extends org.apache.thrift.scheme.TupleScheme<subsequentMultiGet_result> {

      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, subsequentMultiGet_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol oprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet optionals = new java.util.BitSet();
        if (struct.isSetSuccess()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetSuccess()) {
          {
            oprot.writeI32(struct.success.size());
            for (OptionalBinary _iter108 : struct.success)
            {
              _iter108.write(oprot);
            }
          }
        }
      }

      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, subsequentMultiGet_result struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
        java.util.BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          {
            org.apache.thrift.protocol.TList _list109 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRUCT);
            struct.success = new java.util.ArrayList<OptionalBinary>(_list109.size);
            @org.apache.thrift.annotation.Nullable OptionalBinary _elem110;
            for (int _i111 = 0; _i111 < _list109.size; ++_i111)
            {
              _elem110 = new OptionalBinary();
              _elem110.read(iprot);
              struct.success.add(_elem110);
            }
          }
          struct.setSuccessIsSet(true);
        }
      }
    }

    private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
  }

}