From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/rocksdb/java/rocksjni/jnicallback.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 src/rocksdb/java/rocksjni/jnicallback.h (limited to 'src/rocksdb/java/rocksjni/jnicallback.h') diff --git a/src/rocksdb/java/rocksjni/jnicallback.h b/src/rocksdb/java/rocksjni/jnicallback.h new file mode 100644 index 000000000..a03a04128 --- /dev/null +++ b/src/rocksdb/java/rocksjni/jnicallback.h @@ -0,0 +1,32 @@ +// 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 + +#include "rocksdb/rocksdb_namespace.h" + +namespace ROCKSDB_NAMESPACE { +class JniCallback { + public: + JniCallback(JNIEnv* env, jobject jcallback_obj); + virtual ~JniCallback(); + + const jobject& GetJavaObject() const { return m_jcallback_obj; } + + protected: + JavaVM* m_jvm; + jobject m_jcallback_obj; + JNIEnv* getJniEnv(jboolean* attached) const; + void releaseJniEnv(jboolean& attached) const; +}; +} // namespace ROCKSDB_NAMESPACE + +#endif // JAVA_ROCKSJNI_JNICALLBACK_H_ -- cgit v1.2.3