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rocksdb/java/rocksjni/filter.cc

38 lines
1.2 KiB

// Copyright (c) 2014, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
// This file implements the "bridge" between Java and C++ for
// rocksdb::FilterPolicy.
#include <stdio.h>
#include <stdlib.h>
#include <jni.h>
#include <string>
#include "include/org_rocksdb_Filter.h"
#include "include/org_rocksdb_BloomFilter.h"
#include "rocksjni/portal.h"
#include "rocksdb/filter_policy.h"
/*
* Class: org_rocksdb_BloomFilter
* Method: createNewFilter0
* Signature: (I)V
*/
void Java_org_rocksdb_BloomFilter_createNewFilter0(
JNIEnv* env, jobject jobj, jint bits_per_key) {
const rocksdb::FilterPolicy* fp = rocksdb::NewBloomFilterPolicy(bits_per_key);
rocksdb::FilterJni::setHandle(env, jobj, fp);
}
/*
* Class: org_rocksdb_Filter
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_Filter_disposeInternal(
JNIEnv* env, jobject jobj, jlong handle) {
delete reinterpret_cast<rocksdb::FilterPolicy*>(handle);
}