Logger.hpp

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/****************************************************************
 *
 * Copyright (c) 2011
 * All rights reserved.
 *
 * Hochschule Bonn-Rhein-Sieg
 * University of Applied Sciences
 * Computer Science Department
 *
 * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 *
 * Author:
 * Jan Paulus, Nico Hochgeschwender, Michael Reckhaus, Azamat Shakhimardanov
 * Supervised by:
 * Gerhard K. Kraetzschmar
 *
 * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 *
 * This sofware is published under a dual-license: GNU Lesser General Public
 * License LGPL 2.1 and BSD license. The dual-license implies that users of this
 * code may choose which terms they prefer.
 *
 * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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 * modification, are permitted provided that the following conditions are met:
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 *     * Redistributions in binary form must reproduce the above copyright
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 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
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 * This program is free software: you can redistribute it and/or modify
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#ifndef YOUBOT_LOGGER_HPP
#define YOUBOT_LOGGER_HPP

#include <iostream>
#include <fstream>
#include "boost/date_time/posix_time/posix_time.hpp"

#ifdef USE_ROS_LOGGING
        #include <ros/ros.h>
#endif

namespace youbot {

    enum severity_level {
        trace,
        debug,
        info,
        warning,
        error,
        fatal
    };
    
    class Logger {
    private:
        std::stringstream out;
        bool print;
        severity_level level;
    public:

        Logger(const std::string &funcName, const int &lineNo, const std::string &fileName, severity_level level);
        ~Logger();
        
        static bool toConsole;
        static bool toFile;
        static bool toROS;
        static severity_level logginLevel;

        template <class T>
        Logger & operator<<(const T &v) {
            out << v;
            return *this;
        }
    };

#ifdef _MSC_VER
        #define LOG(level) Logger(__FUNCTION__, __LINE__ , __FILE__, level)
#else
        #define LOG(level) Logger(__PRETTY_FUNCTION__, __LINE__ , __FILE__, level)
#endif

} // namespace youbot

#endif  /* YOUBOT_LOGGER_HPP */