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37 lines
1.1 KiB
37 lines
1.1 KiB
1 year ago
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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// This file implements the callback "bridge" between Java and C++ for
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// ROCKSDB_NAMESPACE::TraceWriter.
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#ifndef JAVA_ROCKSJNI_TRACE_WRITER_JNICALLBACK_H_
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#define JAVA_ROCKSJNI_TRACE_WRITER_JNICALLBACK_H_
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#include <jni.h>
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#include <memory>
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#include "rocksdb/trace_reader_writer.h"
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#include "rocksjni/jnicallback.h"
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namespace ROCKSDB_NAMESPACE {
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class TraceWriterJniCallback : public JniCallback, public TraceWriter {
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public:
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TraceWriterJniCallback(JNIEnv* env, jobject jtrace_writer);
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virtual Status Write(const Slice& data);
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virtual Status Close();
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virtual uint64_t GetFileSize();
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private:
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jmethodID m_jwrite_proxy_methodid;
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jmethodID m_jclose_writer_proxy_methodid;
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jmethodID m_jget_file_size_methodid;
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};
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} // namespace ROCKSDB_NAMESPACE
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#endif // JAVA_ROCKSJNI_TRACE_WRITER_JNICALLBACK_H_
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