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rocksdb/java/rocksjni/statistics.cc

29 lines
946 B

11 years ago
// 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++ and enables
// calling c++ rocksdb::Statistics methods from Java side.
#include <stdio.h>
#include <stdlib.h>
#include <jni.h>
#include "include/org_rocksdb_Statistics.h"
#include "rocksjni/portal.h"
#include "rocksdb/statistics.h"
/*
* Class: org_rocksdb_Statistics
* Method: getTickerCount0
* Signature: (IJ)J
*/
jlong Java_org_rocksdb_Statistics_getTickerCount0(
JNIEnv* env, jobject jobj, int ticker, jlong handle) {
auto st = reinterpret_cast<rocksdb::Statistics*>(handle);
assert(st != nullptr);
return st->getTickerCount(static_cast<rocksdb::Tickers>(ticker));
}