rocksdb/java/rocksjni/jnicallback.h
Adam Retter 560e984995 Added CompactionFilterFactory support to RocksJava
Summary:
This PR also includes some cleanup, bugfixes and refactoring of the Java API. However these are really pre-cursors on the road to CompactionFilterFactory support.
Closes https://github.com/facebook/rocksdb/pull/1241

Differential Revision: D6012778

Pulled By: sagar0

fbshipit-source-id: 0774465940ee99001a78906e4fed4ef57068ad5c
2017-10-12 11:12:16 -07:00

28 lines
849 B
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 callback "bridge" between Java and C++ for
// JNI Callbacks from C++ to sub-classes or org.rocksdb.RocksCallbackObject
#ifndef JAVA_ROCKSJNI_JNICALLBACK_H_
#define JAVA_ROCKSJNI_JNICALLBACK_H_
#include <jni.h>
namespace rocksdb {
class JniCallback {
public:
JniCallback(JNIEnv* env, jobject jcallback_obj);
virtual ~JniCallback();
protected:
JavaVM* m_jvm;
jobject m_jcallback_obj;
JNIEnv* getJniEnv(jboolean* attached) const;
void releaseJniEnv(jboolean& attached) const;
};
}
#endif // JAVA_ROCKSJNI_JNICALLBACK_H_