multimedia/client/webrtc_demo/third/include/rtc_base/log_sinks.h

74 lines
2.3 KiB
C++

/*
* Copyright 2015 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef RTC_BASE_LOG_SINKS_H_
#define RTC_BASE_LOG_SINKS_H_
#include <stddef.h>
#include <memory>
#include <string>
#include "rtc_base/constructor_magic.h"
#include "rtc_base/file_rotating_stream.h"
#include "rtc_base/logging.h"
namespace rtc {
// Log sink that uses a FileRotatingStream to write to disk.
// Init() must be called before adding this sink.
class FileRotatingLogSink : public LogSink {
public:
// |num_log_files| must be greater than 1 and |max_log_size| must be greater
// than 0.
FileRotatingLogSink(const std::string& log_dir_path,
const std::string& log_prefix,
size_t max_log_size,
size_t num_log_files);
~FileRotatingLogSink() override;
// Writes the message to the current file. It will spill over to the next
// file if needed.
void OnLogMessage(const std::string& message) override;
void OnLogMessage(const std::string& message,
LoggingSeverity sev,
const char* tag) override;
// Deletes any existing files in the directory and creates a new log file.
virtual bool Init();
// Disables buffering on the underlying stream.
bool DisableBuffering();
protected:
explicit FileRotatingLogSink(FileRotatingStream* stream);
private:
std::unique_ptr<FileRotatingStream> stream_;
RTC_DISALLOW_COPY_AND_ASSIGN(FileRotatingLogSink);
};
// Log sink that uses a CallSessionFileRotatingStream to write to disk.
// Init() must be called before adding this sink.
class CallSessionFileRotatingLogSink : public FileRotatingLogSink {
public:
CallSessionFileRotatingLogSink(const std::string& log_dir_path,
size_t max_total_log_size);
~CallSessionFileRotatingLogSink() override;
private:
RTC_DISALLOW_COPY_AND_ASSIGN(CallSessionFileRotatingLogSink);
};
} // namespace rtc
#endif // RTC_BASE_LOG_SINKS_H_