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Merge pull request #441 from fyrz/RocksJava-ColumnFamilyDescriptor-Alignment

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[RocksJava] ColumnFamilyDescriptor alignment with listColumnFamilies
This commit is contained in:
Yueh-Hsuan Chiang 2015-01-13 01:09:54 -08:00
commit e7dd88c57d
11 changed files with 97 additions and 59 deletions
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5
java/RocksDBColumnFamilySample.java
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@ -33,7 +33,8 @@ public class RocksDBColumnFamilySample {
// create column family
columnFamilyHandle = db.createColumnFamily(
new ColumnFamilyDescriptor("new_cf", new ColumnFamilyOptions()));
new ColumnFamilyDescriptor("new_cf".getBytes(),
new ColumnFamilyOptions()));
assert(columnFamilyHandle != null);
} finally {
@ -56,7 +57,7 @@ public class RocksDBColumnFamilySample {
RocksDB.DEFAULT_COLUMN_FAMILY, new ColumnFamilyOptions()));
// open the new one, too
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
"new_cf", new ColumnFamilyOptions()));
"new_cf".getBytes(), new ColumnFamilyOptions()));
List<ColumnFamilyHandle> columnFamilyHandles = new ArrayList<>();
try {
db = RocksDB.open(new DBOptions(), db_path,

36
java/org/rocksdb/ColumnFamilyDescriptor.java
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@ -16,8 +16,22 @@ public class ColumnFamilyDescriptor {
* options,</p>
*
* @param columnFamilyName name of column family.
* @deprecated will be removed in RocksDB 3.10.0. Use
* {@link #ColumnFamilyDescriptor(byte[])} instead.
*/
@Deprecated
public ColumnFamilyDescriptor(final String columnFamilyName){
this(columnFamilyName.getBytes(), new ColumnFamilyOptions());
}
/**
* <p>Creates a new Column Family using a name and default
* options,</p>
*
* @param columnFamilyName name of column family.
* @since 3.10.0
*/
public ColumnFamilyDescriptor(final byte[] columnFamilyName) {
this(columnFamilyName, new ColumnFamilyOptions());
}
@ -28,9 +42,26 @@ public class ColumnFamilyDescriptor {
* @param columnFamilyName name of column family.
* @param columnFamilyOptions options to be used with
* column family.
* @deprecated will be removed in RocksDB 3.10.0. Use
* {@link #ColumnFamilyDescriptor(byte[], ColumnFamilyOptions)} instead.
*/
@Deprecated
public ColumnFamilyDescriptor(final String columnFamilyName,
final ColumnFamilyOptions columnFamilyOptions) {
this(columnFamilyName.getBytes(), columnFamilyOptions);
}
/**
* <p>Creates a new Column Family using a name and custom
* options.</p>
*
* @param columnFamilyName name of column family.
* @param columnFamilyOptions options to be used with
* column family.
* @since 3.10.0
*/
public ColumnFamilyDescriptor(final byte[] columnFamilyName,
final ColumnFamilyOptions columnFamilyOptions) {
columnFamilyName_ = columnFamilyName;
columnFamilyOptions_ = columnFamilyOptions;
}
@ -39,8 +70,9 @@ public class ColumnFamilyDescriptor {
* Retrieve name of column family.
*
* @return column family name.
* @since 3.10.0
*/
public String columnFamilyName() {
public byte[] columnFamilyName() {
return columnFamilyName_;
}
@ -53,6 +85,6 @@ public class ColumnFamilyDescriptor {
return columnFamilyOptions_;
}
private final String columnFamilyName_;
private final byte[] columnFamilyName_;
private final ColumnFamilyOptions columnFamilyOptions_;
}

2
java/org/rocksdb/RocksDB.java
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@ -16,7 +16,7 @@ import org.rocksdb.util.Environment;
* indicates sth wrong at the RocksDB library side and the call failed.
*/
public class RocksDB extends RocksObject {
public static final String DEFAULT_COLUMN_FAMILY = "default";
public static final byte[] DEFAULT_COLUMN_FAMILY = "default".getBytes();
public static final int NOT_FOUND = -1;
static {

2
java/org/rocksdb/test/AbstractComparatorTest.java
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@ -116,7 +116,7 @@ public abstract class AbstractComparatorTest {
new ArrayList<>();
cfDescriptors.add(new ColumnFamilyDescriptor(
RocksDB.DEFAULT_COLUMN_FAMILY));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf",
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf".getBytes(),
new ColumnFamilyOptions().setComparator(
getAscendingIntKeyComparator())));
List<ColumnFamilyHandle> cfHandles = new ArrayList<>();

26
java/org/rocksdb/test/ColumnFamilyTest.java
View File

@ -68,7 +68,7 @@ public class ColumnFamilyTest {
dbOptions.setCreateIfMissing(true);
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath());
db.createColumnFamily(new ColumnFamilyDescriptor("new_cf",
db.createColumnFamily(new ColumnFamilyDescriptor("new_cf".getBytes(),
new ColumnFamilyOptions()));
db.close();
List<byte[]> columnFamilyNames;
@ -102,7 +102,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -191,12 +191,12 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(opt, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
tmpColumnFamilyHandle = db.createColumnFamily(
new ColumnFamilyDescriptor("tmpCF", new ColumnFamilyOptions()));
new ColumnFamilyDescriptor("tmpCF".getBytes(), new ColumnFamilyOptions()));
db.put(tmpColumnFamilyHandle, "key".getBytes(), "value".getBytes());
db.dropColumnFamily(tmpColumnFamilyHandle);
tmpColumnFamilyHandle.dispose();
@ -226,7 +226,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(opt, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -273,7 +273,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -322,7 +322,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfDescriptors.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf"));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfDescriptors, columnFamilyHandleList);
@ -367,7 +367,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -409,7 +409,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -459,7 +459,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -487,7 +487,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -515,7 +515,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);
@ -543,7 +543,7 @@ public class ColumnFamilyTest {
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfNames.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfNames.add(new ColumnFamilyDescriptor("new_cf"));
cfNames.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options, dbFolder.getRoot().getAbsolutePath(),
cfNames, columnFamilyHandleList);

4
java/org/rocksdb/test/KeyMayExistTest.java
View File

@ -37,8 +37,8 @@ public class KeyMayExistTest {
new ArrayList<>();
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfDescriptors.add(new ColumnFamilyDescriptor("default"));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf"));
cfDescriptors.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf".getBytes()));
db = RocksDB.open(options,
dbFolder.getRoot().getAbsolutePath(),
cfDescriptors, columnFamilyHandleList);

11
java/org/rocksdb/test/MergeTest.java
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@ -8,7 +8,6 @@ package org.rocksdb.test;
import java.util.List;
import java.util.ArrayList;
import org.junit.Assert;
import org.junit.ClassRule;
import org.junit.Rule;
import org.junit.Test;
@ -73,10 +72,10 @@ public class MergeTest {
List<ColumnFamilyDescriptor> cfDescriptors =
new ArrayList<>();
cfDescriptors.add(new ColumnFamilyDescriptor("default",
cfDescriptors.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY,
new ColumnFamilyOptions().setMergeOperatorName(
"stringappend")));
cfDescriptors.add(new ColumnFamilyDescriptor("default",
cfDescriptors.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY,
new ColumnFamilyOptions().setMergeOperatorName(
"stringappend")));
db = RocksDB.open(opt, db_path_string,
@ -158,10 +157,10 @@ public class MergeTest {
new ArrayList<>();
List<ColumnFamilyHandle> columnFamilyHandleList =
new ArrayList<>();
cfDescriptors.add(new ColumnFamilyDescriptor("default",
cfDescriptors.add(new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY,
new ColumnFamilyOptions().setMergeOperator(
stringAppendOperator)));
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf",
cfDescriptors.add(new ColumnFamilyDescriptor("new_cf".getBytes(),
new ColumnFamilyOptions().setMergeOperator(
stringAppendOperator)));
db = RocksDB.open(opt, db_path_string,
@ -178,7 +177,7 @@ public class MergeTest {
// Test also with createColumnFamily
columnFamilyHandle = db.createColumnFamily(
new ColumnFamilyDescriptor("new_cf2",
new ColumnFamilyDescriptor("new_cf2".getBytes(),
new ColumnFamilyOptions().setMergeOperator(stringAppendOperator)));
// writing xx under cfkey2
db.put(columnFamilyHandle, "cfkey2".getBytes(), "xx".getBytes());

6
java/org/rocksdb/test/ReadOnlyTest.java
View File

@ -58,9 +58,9 @@ public class ReadOnlyTest {
db = RocksDB.open(
dbFolder.getRoot().getAbsolutePath(), cfDescriptors, columnFamilyHandleList);
columnFamilyHandleList.add(db.createColumnFamily(
new ColumnFamilyDescriptor("new_cf", new ColumnFamilyOptions())));
new ColumnFamilyDescriptor("new_cf".getBytes(), new ColumnFamilyOptions())));
columnFamilyHandleList.add(db.createColumnFamily(
new ColumnFamilyDescriptor("new_cf2", new ColumnFamilyOptions())));
new ColumnFamilyDescriptor("new_cf2".getBytes(), new ColumnFamilyOptions())));
db.put(columnFamilyHandleList.get(2), "key2".getBytes(),
"value2".getBytes());
@ -75,7 +75,7 @@ public class ReadOnlyTest {
new ColumnFamilyDescriptor(RocksDB.DEFAULT_COLUMN_FAMILY,
new ColumnFamilyOptions()));
cfDescriptors.add(
new ColumnFamilyDescriptor("new_cf2", new ColumnFamilyOptions()));
new ColumnFamilyDescriptor("new_cf2".getBytes(), new ColumnFamilyOptions()));
db3 = RocksDB.openReadOnly(
dbFolder.getRoot().getAbsolutePath(), cfDescriptors, readOnlyColumnFamilyHandleList2);
assertThat(new String(db3.get(readOnlyColumnFamilyHandleList2.get(1),

8
java/org/rocksdb/test/RocksDBTest.java
View File

@ -370,7 +370,7 @@ public class RocksDBTest {
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
RocksDB.DEFAULT_COLUMN_FAMILY));
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
"new_cf",
"new_cf".getBytes(),
new ColumnFamilyOptions().
setDisableAutoCompactions(true).
setCompactionStyle(CompactionStyle.LEVEL).
@ -501,7 +501,7 @@ public class RocksDBTest {
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
RocksDB.DEFAULT_COLUMN_FAMILY));
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
"new_cf",
"new_cf".getBytes(),
new ColumnFamilyOptions().
setDisableAutoCompactions(true).
setCompactionStyle(CompactionStyle.LEVEL).
@ -556,7 +556,7 @@ public class RocksDBTest {
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
RocksDB.DEFAULT_COLUMN_FAMILY));
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
"new_cf",
"new_cf".getBytes(),
new ColumnFamilyOptions().
setDisableAutoCompactions(true).
setCompactionStyle(CompactionStyle.LEVEL).
@ -670,7 +670,7 @@ public class RocksDBTest {
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
RocksDB.DEFAULT_COLUMN_FAMILY));
columnFamilyDescriptors.add(new ColumnFamilyDescriptor(
"new_cf",
"new_cf".getBytes(),
new ColumnFamilyOptions().
setDisableAutoCompactions(true).
setCompactionStyle(CompactionStyle.LEVEL).

2
java/rocksjni/portal.h
View File

@ -172,7 +172,7 @@ class ColumnFamilyDescriptorJni {
static jmethodID getColumnFamilyNameMethod(JNIEnv* env) {
static jmethodID mid = env->GetMethodID(
getColumnFamilyDescriptorClass(env),
"columnFamilyName", "()Ljava/lang/String;");
"columnFamilyName", "()[B");
assert(mid != nullptr);
return mid;
}

54
java/rocksjni/rocksjni.cc
View File

@ -74,8 +74,8 @@ jobject
rocksdb::DB* db = nullptr;
const char* db_path = env->GetStringUTFChars(jdb_path, 0);
std::vector<const char*> cfnames_to_free;
std::vector<jstring> jcfnames_for_free;
std::vector<jbyte*> cfnames_to_free;
std::vector<jbyteArray> jcfnames_for_free;
std::vector<rocksdb::ColumnFamilyDescriptor> column_families;
std::vector<rocksdb::ColumnFamilyHandle* > handles;
@ -90,22 +90,24 @@ jobject
jobject jcf_descriptor = env->CallObjectMethod(iteratorObj,
rocksdb::ListJni::getNextMethod(env));
// get ColumnFamilyName
jstring jstr = (jstring) env->CallObjectMethod(jcf_descriptor,
jbyteArray byteArray = static_cast<jbyteArray>(env->CallObjectMethod(
jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyNameMethod(
env));
env)));
// get CF Options
jobject jcf_opt_obj = env->CallObjectMethod(jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyOptionsMethod(
env));
env));
rocksdb::ColumnFamilyOptions* cfOptions =
rocksdb::ColumnFamilyOptionsJni::getHandle(env, jcf_opt_obj);
const char* cfname = env->GetStringUTFChars(jstr, 0);
jbyte* cfname = env->GetByteArrayElements(byteArray, 0);
// free allocated cfnames after call to open
cfnames_to_free.push_back(cfname);
jcfnames_for_free.push_back(jstr);
column_families.push_back(rocksdb::ColumnFamilyDescriptor(cfname,
jcfnames_for_free.push_back(byteArray);
column_families.push_back(rocksdb::ColumnFamilyDescriptor(
reinterpret_cast<char *>(cfname),
*cfOptions));
}
@ -116,7 +118,7 @@ jobject
for (std::vector<jbyte*>::size_type i = 0;
i != cfnames_to_free.size(); i++) {
// free cfnames
env->ReleaseStringUTFChars(jcfnames_for_free[i], cfnames_to_free[i]);
env->ReleaseByteArrayElements(jcfnames_for_free[i], cfnames_to_free[i], 0);
}
// check if open operation was successful
@ -157,8 +159,8 @@ jobject Java_org_rocksdb_RocksDB_open__JLjava_lang_String_2Ljava_util_List_2I(
rocksdb::DB* db = nullptr;
const char* db_path = env->GetStringUTFChars(jdb_path, 0);
std::vector<const char*> cfnames_to_free;
std::vector<jstring> jcfnames_for_free;
std::vector<jbyte*> cfnames_to_free;
std::vector<jbyteArray> jcfnames_for_free;
std::vector<rocksdb::ColumnFamilyDescriptor> column_families;
std::vector<rocksdb::ColumnFamilyHandle* > handles;
@ -173,22 +175,24 @@ jobject Java_org_rocksdb_RocksDB_open__JLjava_lang_String_2Ljava_util_List_2I(
jobject jcf_descriptor = env->CallObjectMethod(iteratorObj,
rocksdb::ListJni::getNextMethod(env));
// get ColumnFamilyName
jstring jstr = (jstring) env->CallObjectMethod(jcf_descriptor,
jbyteArray byteArray = static_cast<jbyteArray>(env->CallObjectMethod(
jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyNameMethod(
env));
env)));
// get CF Options
jobject jcf_opt_obj = env->CallObjectMethod(jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyOptionsMethod(
env));
env));
rocksdb::ColumnFamilyOptions* cfOptions =
rocksdb::ColumnFamilyOptionsJni::getHandle(env, jcf_opt_obj);
const char* cfname = env->GetStringUTFChars(jstr, 0);
jbyte* cfname = env->GetByteArrayElements(byteArray, 0);
// free allocated cfnames after call to open
cfnames_to_free.push_back(cfname);
jcfnames_for_free.push_back(jstr);
column_families.push_back(rocksdb::ColumnFamilyDescriptor(cfname,
jcfnames_for_free.push_back(byteArray);
column_families.push_back(rocksdb::ColumnFamilyDescriptor(
reinterpret_cast<const char *>(cfname),
*cfOptions));
}
@ -199,7 +203,7 @@ jobject Java_org_rocksdb_RocksDB_open__JLjava_lang_String_2Ljava_util_List_2I(
for (std::vector<jbyte*>::size_type i = 0;
i != cfnames_to_free.size(); i++) {
// free cfnames
env->ReleaseStringUTFChars(jcfnames_for_free[i], cfnames_to_free[i]);
env->ReleaseByteArrayElements(jcfnames_for_free[i], cfnames_to_free[i], 0);
}
// check if open operation was successful
@ -1181,20 +1185,22 @@ jlong Java_org_rocksdb_RocksDB_createColumnFamily(
rocksdb::ColumnFamilyHandle* handle;
auto db_handle = reinterpret_cast<rocksdb::DB*>(jdb_handle);
jstring jstr = (jstring) env->CallObjectMethod(jcf_descriptor,
// get ColumnFamilyName
jbyteArray byteArray = static_cast<jbyteArray>(env->CallObjectMethod(
jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyNameMethod(
env));
env)));
// get CF Options
jobject jcf_opt_obj = env->CallObjectMethod(jcf_descriptor,
rocksdb::ColumnFamilyDescriptorJni::getColumnFamilyOptionsMethod(
env));
env));
rocksdb::ColumnFamilyOptions* cfOptions =
rocksdb::ColumnFamilyOptionsJni::getHandle(env, jcf_opt_obj);
const char* cfname = env->GetStringUTFChars(jstr, 0);
jbyte* cfname = env->GetByteArrayElements(byteArray, 0);
rocksdb::Status s = db_handle->CreateColumnFamily(
*cfOptions, cfname, &handle);
env->ReleaseStringUTFChars(jstr, cfname);
*cfOptions, reinterpret_cast<char *>(cfname), &handle);
env->ReleaseByteArrayElements(byteArray, cfname, 0);
if (s.ok()) {
return reinterpret_cast<jlong>(handle);