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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/rocksdb/java/rocksjni/jnicallback.h | |
parent | Initial commit. (diff) | |
download | ceph-upstream/18.2.2.tar.xz ceph-upstream/18.2.2.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/java/rocksjni/jnicallback.h | 32 |
1 files changed, 32 insertions, 0 deletions
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 <jni.h> + +#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_ |