rocksdb/java/rocksjni/snapshot.cc

27 lines
836 B
C++

// Copyright (c) 2011-present, 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++.
#include <jni.h>
#include <stdio.h>
#include <stdlib.h>
#include "include/org_rocksdb_Snapshot.h"
#include "rocksdb/db.h"
#include "rocksjni/portal.h"
/*
* Class: org_rocksdb_Snapshot
* Method: getSequenceNumber
* Signature: (J)J
*/
jlong Java_org_rocksdb_Snapshot_getSequenceNumber(JNIEnv* env,
jobject jobj, jlong jsnapshot_handle) {
auto* snapshot = reinterpret_cast<rocksdb::Snapshot*>(
jsnapshot_handle);
return snapshot->GetSequenceNumber();
}