mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-28 05:43:50 +00:00
0bf9079d44
Summary: This should give us some performance benefit calling native C++ code. Closes https://github.com/facebook/rocksdb/issues/4786 See https://github.com/evolvedbinary/jni-benchmarks/ for more info. Pull Request resolved: https://github.com/facebook/rocksdb/pull/11882 Reviewed By: pdillinger Differential Revision: D53066207 Pulled By: ajkr fbshipit-source-id: daedef185215d0d8e791cd85bef598900bcb5bf2
81 lines
2.8 KiB
C++
81 lines
2.8 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
//
|
|
// This file implements the "bridge" between Java and C++ and enables
|
|
// calling c++ ROCKSDB_NAMESPACE::Iterator methods from Java side.
|
|
|
|
#include "rocksdb/transaction_log.h"
|
|
|
|
#include <jni.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "include/org_rocksdb_TransactionLogIterator.h"
|
|
#include "rocksjni/portal.h"
|
|
|
|
/*
|
|
* Class: org_rocksdb_TransactionLogIterator
|
|
* Method: disposeInternal
|
|
* Signature: (J)V
|
|
*/
|
|
void Java_org_rocksdb_TransactionLogIterator_disposeInternalJni(JNIEnv* /*env*/,
|
|
jclass /*jcls*/,
|
|
jlong handle) {
|
|
delete reinterpret_cast<ROCKSDB_NAMESPACE::TransactionLogIterator*>(handle);
|
|
}
|
|
|
|
/*
|
|
* Class: org_rocksdb_TransactionLogIterator
|
|
* Method: isValid
|
|
* Signature: (J)Z
|
|
*/
|
|
jboolean Java_org_rocksdb_TransactionLogIterator_isValid(JNIEnv* /*env*/,
|
|
jclass /*jcls*/,
|
|
jlong handle) {
|
|
return reinterpret_cast<ROCKSDB_NAMESPACE::TransactionLogIterator*>(handle)
|
|
->Valid();
|
|
}
|
|
|
|
/*
|
|
* Class: org_rocksdb_TransactionLogIterator
|
|
* Method: next
|
|
* Signature: (J)V
|
|
*/
|
|
void Java_org_rocksdb_TransactionLogIterator_next(JNIEnv* /*env*/,
|
|
jclass /*jcls*/,
|
|
jlong handle) {
|
|
reinterpret_cast<ROCKSDB_NAMESPACE::TransactionLogIterator*>(handle)->Next();
|
|
}
|
|
|
|
/*
|
|
* Class: org_rocksdb_TransactionLogIterator
|
|
* Method: status
|
|
* Signature: (J)V
|
|
*/
|
|
void Java_org_rocksdb_TransactionLogIterator_status(JNIEnv* env,
|
|
jclass /*jcls*/,
|
|
jlong handle) {
|
|
ROCKSDB_NAMESPACE::Status s =
|
|
reinterpret_cast<ROCKSDB_NAMESPACE::TransactionLogIterator*>(handle)
|
|
->status();
|
|
if (!s.ok()) {
|
|
ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Class: org_rocksdb_TransactionLogIterator
|
|
* Method: getBatch
|
|
* Signature: (J)Lorg/rocksdb/TransactionLogIterator$BatchResult
|
|
*/
|
|
jobject Java_org_rocksdb_TransactionLogIterator_getBatch(JNIEnv* env,
|
|
jclass /*jcls*/,
|
|
jlong handle) {
|
|
ROCKSDB_NAMESPACE::BatchResult batch_result =
|
|
reinterpret_cast<ROCKSDB_NAMESPACE::TransactionLogIterator*>(handle)
|
|
->GetBatch();
|
|
return ROCKSDB_NAMESPACE::BatchResultJni::construct(env, batch_result);
|
|
}
|