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