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RocksDB for Erlang

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rocksdb deps rocksdb java rocksjni cassandra_value_operator.cc
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deps/rocksdb/java/rocksjni/cassandra_value_operator.cc 

//  Copyright (c) 2017-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).



#include <jni.h>

#include <stdio.h>

#include <stdlib.h>

#include <memory>

#include <string>



#include "include/org_rocksdb_CassandraValueMergeOperator.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/cassandra/merge_operator.h"



/*

 * Class:     org_rocksdb_CassandraValueMergeOperator

 * Method:    newSharedCassandraValueMergeOperator

 * Signature: (II)J

 */

jlong Java_org_rocksdb_CassandraValueMergeOperator_newSharedCassandraValueMergeOperator(

    JNIEnv* /*env*/, jclass /*jclazz*/, jint gcGracePeriodInSeconds,

    jint operands_limit) {

  auto* op = new std::shared_ptr<rocksdb::MergeOperator>(

      new rocksdb::cassandra::CassandraValueMergeOperator(

          gcGracePeriodInSeconds, operands_limit));

  return reinterpret_cast<jlong>(op);

}



/*

 * Class:     org_rocksdb_CassandraValueMergeOperator

 * Method:    disposeInternal

 * Signature: (J)V

 */

void Java_org_rocksdb_CassandraValueMergeOperator_disposeInternal(

    JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle) {

  auto* op =

      reinterpret_cast<std::shared_ptr<rocksdb::MergeOperator>*>(jhandle);

  delete op;

}