51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
// 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::Logger
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#ifndef JAVA_ROCKSJNI_LOGGERJNICALLBACK_H_
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#define JAVA_ROCKSJNI_LOGGERJNICALLBACK_H_
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#include <jni.h>
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#include <memory>
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#include <string>
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#include "port/port.h"
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#include "rocksdb/env.h"
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namespace rocksdb {
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class LoggerJniCallback : public Logger {
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public:
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LoggerJniCallback(JNIEnv* env, jobject jLogger);
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virtual ~LoggerJniCallback();
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using Logger::SetInfoLogLevel;
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using Logger::GetInfoLogLevel;
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// Write an entry to the log file with the specified format.
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virtual void Logv(const char* format, va_list ap);
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// Write an entry to the log file with the specified log level
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// and format. Any log with level under the internal log level
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// of *this (see @SetInfoLogLevel and @GetInfoLogLevel) will not be
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// printed.
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virtual void Logv(const InfoLogLevel log_level,
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const char* format, va_list ap);
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private:
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JavaVM* m_jvm;
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jobject m_jLogger;
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jmethodID m_jLogMethodId;
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jobject m_jdebug_level;
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jobject m_jinfo_level;
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jobject m_jwarn_level;
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jobject m_jerror_level;
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jobject m_jfatal_level;
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jobject m_jheader_level;
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std::unique_ptr<char[]> format_str(const char* format, va_list ap) const;
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};
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} // namespace rocksdb
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#endif // JAVA_ROCKSJNI_LOGGERJNICALLBACK_H_
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