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// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
// Copyright (c) 2014, Vlad Balan (vlad.gm@gmail.com). 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++
// for ROCKSDB_NAMESPACE::MergeOperator.
#include <jni.h>
#include <stdio.h>
#include <stdlib.h>
#include <memory>
#include <string>
#include "include/org_rocksdb_StringAppendOperator.h"
#include "include/org_rocksdb_UInt64AddOperator.h"
#include "rocksdb/db.h"
#include "rocksdb/memtablerep.h"
#include "rocksdb/merge_operator.h"
#include "rocksdb/options.h"
#include "rocksdb/slice_transform.h"
#include "rocksdb/statistics.h"
#include "rocksdb/table.h"
#include "rocksjni/portal.h"
#include "utilities/merge_operators.h"
/*
* Class: org_rocksdb_StringAppendOperator
* Method: newSharedStringAppendOperator
* Signature: (C)J
*/
jlong Java_org_rocksdb_StringAppendOperator_newSharedStringAppendOperator(
JNIEnv* /*env*/, jclass /*jclazz*/, jchar jdelim) {
auto* sptr_string_append_op =
new std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>(
ROCKSDB_NAMESPACE::MergeOperators::CreateStringAppendOperator(
(char)jdelim));
return reinterpret_cast<jlong>(sptr_string_append_op);
}
/*
* Class: org_rocksdb_StringAppendOperator
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_StringAppendOperator_disposeInternal(JNIEnv* /*env*/,
jobject /*jobj*/,
jlong jhandle) {
auto* sptr_string_append_op =
reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>*>(
jhandle);
delete sptr_string_append_op; // delete std::shared_ptr
}
/*
* Class: org_rocksdb_UInt64AddOperator
* Method: newSharedUInt64AddOperator
* Signature: ()J
*/
jlong Java_org_rocksdb_UInt64AddOperator_newSharedUInt64AddOperator(
JNIEnv* /*env*/, jclass /*jclazz*/) {
auto* sptr_uint64_add_op =
new std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>(
ROCKSDB_NAMESPACE::MergeOperators::CreateUInt64AddOperator());
return reinterpret_cast<jlong>(sptr_uint64_add_op);
}
/*
* Class: org_rocksdb_UInt64AddOperator
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_UInt64AddOperator_disposeInternal(JNIEnv* /*env*/,
jobject /*jobj*/,
jlong jhandle) {
auto* sptr_uint64_add_op =
reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>*>(
jhandle);
delete sptr_uint64_add_op; // delete std::shared_ptr
}
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