105 lines
3.6 KiB
Java
105 lines
3.6 KiB
Java
package it.cavallium.dbengine.database.disk;
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import io.micrometer.core.instrument.MeterRegistry;
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import io.netty5.buffer.api.Buffer;
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import io.netty5.buffer.api.BufferAllocator;
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import it.cavallium.dbengine.database.LLRange;
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import it.cavallium.dbengine.database.LLUtils;
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import it.cavallium.dbengine.database.disk.rocksdb.RocksIteratorObj;
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import it.cavallium.dbengine.database.disk.rocksdb.RocksObj;
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import java.io.IOException;
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import java.util.List;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.rocksdb.ColumnFamilyHandle;
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import org.rocksdb.CompactRangeOptions;
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import org.rocksdb.FlushOptions;
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import org.rocksdb.ReadOptions;
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import org.rocksdb.RocksDBException;
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import org.rocksdb.WriteBatch;
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import org.rocksdb.WriteOptions;
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public sealed interface RocksDBColumn permits AbstractRocksDBColumn {
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/**
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* This method should not modify or move the writerIndex/readerIndex of the buffers inside the range
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*/
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@NotNull RocksIteratorObj newRocksIterator(boolean allowNettyDirect,
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RocksObj<ReadOptions> readOptions,
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LLRange range,
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boolean reverse) throws RocksDBException;
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default byte @Nullable [] get(@NotNull RocksObj<ReadOptions> readOptions,
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byte[] key,
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boolean existsAlmostCertainly)
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throws RocksDBException {
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var allocator = getAllocator();
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try (var keyBuf = allocator.allocate(key.length)) {
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keyBuf.writeBytes(key);
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try (var result = this.get(readOptions, keyBuf)) {
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if (result == null) {
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return null;
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}
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return LLUtils.toArray(result);
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}
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}
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}
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@Nullable
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Buffer get(@NotNull RocksObj<ReadOptions> readOptions, Buffer key) throws RocksDBException;
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boolean exists(@NotNull RocksObj<ReadOptions> readOptions, Buffer key) throws RocksDBException;
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boolean mayExists(@NotNull RocksObj<ReadOptions> readOptions, Buffer key) throws RocksDBException;
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void put(@NotNull RocksObj<WriteOptions> writeOptions, Buffer key, Buffer value) throws RocksDBException;
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default void put(@NotNull RocksObj<WriteOptions> writeOptions, byte[] key, byte[] value) throws RocksDBException {
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var allocator = getAllocator();
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try (var keyBuf = allocator.allocate(key.length)) {
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keyBuf.writeBytes(key);
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try (var valBuf = allocator.allocate(value.length)) {
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valBuf.writeBytes(value);
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this.put(writeOptions, keyBuf, valBuf);
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}
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}
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}
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@NotNull RocksIteratorObj newIterator(@NotNull RocksObj<ReadOptions> readOptions, @Nullable Buffer min, @Nullable Buffer max);
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@NotNull UpdateAtomicResult updateAtomic(@NotNull RocksObj<ReadOptions> readOptions,
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@NotNull RocksObj<WriteOptions> writeOptions,
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Buffer key,
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BinarySerializationFunction updater,
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UpdateAtomicResultMode returnMode) throws RocksDBException, IOException;
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void delete(RocksObj<WriteOptions> writeOptions, Buffer key) throws RocksDBException;
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void delete(RocksObj<WriteOptions> writeOptions, byte[] key) throws RocksDBException;
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List<byte[]> multiGetAsList(RocksObj<ReadOptions> readOptions, List<byte[]> keys) throws RocksDBException;
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void write(RocksObj<WriteOptions> writeOptions, WriteBatch writeBatch) throws RocksDBException;
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void suggestCompactRange() throws RocksDBException;
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void compactRange(byte[] begin, byte[] end, RocksObj<CompactRangeOptions> options) throws RocksDBException;
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void flush(RocksObj<FlushOptions> options) throws RocksDBException;
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void flushWal(boolean sync) throws RocksDBException;
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long getLongProperty(String property) throws RocksDBException;
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RocksObj<ColumnFamilyHandle> getColumnFamilyHandle();
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BufferAllocator getAllocator();
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MeterRegistry getMeterRegistry();
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boolean supportsTransactions();
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void forceCompaction(int volumeId) throws RocksDBException;
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}
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