rocksdb/java/rocksjni/rocks_callback_object.cc

31 lines
1.3 KiB
C++

// Copyright (c) 2011-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).
//
// This file implements the "bridge" between Java and C++ for
// JNI Callbacks from C++ to sub-classes or org.rocksdb.RocksCallbackObject
#include <jni.h>
#include "include/org_rocksdb_RocksCallbackObject.h"
#include "jnicallback.h"
/*
* Class: org_rocksdb_RocksCallbackObject
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_RocksCallbackObject_disposeInternal(JNIEnv* /*env*/,
jclass /*jcls*/,
jlong handle) {
// TODO(AR) is deleting from the super class JniCallback OK, or must we delete
// the subclass? Example hierarchies:
// 1) Comparator -> BaseComparatorJniCallback + JniCallback ->
// DirectComparatorJniCallback 2) Comparator -> BaseComparatorJniCallback +
// JniCallback -> ComparatorJniCallback
// I think this is okay, as Comparator and JniCallback both have virtual
// destructors...
delete reinterpret_cast<ROCKSDB_NAMESPACE::JniCallback*>(handle);
}