sink_file.h

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//   ealogger is a simple, asynchronous and powerful logger library for c++
//   Copyright 2013 - 2016 Christian Rapp
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.

#ifndef SINK_FILE_H
#define SINK_FILE_H

#include <fstream>

#include <ealogger/sink.h>

namespace ealogger
{
class SinkFile : public Sink
{
public:
    SinkFile(std::string msg_template, std::string datetime_pattern,
             bool enabled, ealogger::constants::LOG_LEVEL min_lvl,
             std::string log_file, bool flush_buffer);
    virtual ~SinkFile();

    void set_log_file(std::string log_file);

private:
    std::mutex mtx_file_stream;
    std::mutex mtx_log_file;

    std::ofstream file_stream;
    std::string log_file;
    bool flush_buffer;

    void write_message(const std::string &msg);
    void config_changed();
    void open_file();
    void close_file();
};
}

#endif /* SINK_FILE_H */