logger.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2012 Vincent Lachenal
 
  This file is part of ANCH Framework.
 
  ANCH Framework is free software: you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  ANCH Framework is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <iostream>
#include <sstream>
#include <vector>
 
#include "logger/levels.hpp"
#include "logger/writer.hpp"
 
namespace anch::logger {

  class Logger {
    // Attributes +
  private:
    std::string _name;

    anch::logger::Level _level;

    std::vector<anch::logger::Writer*> _writers;
    // Attributes -
 
    // Constructors +
  public:
    Logger(const std::string& name,
           const anch::logger::Level level,
           const std::vector<anch::logger::Writer*>& writers);
    // Constructors -
 
    // Destructor +
    virtual ~Logger();
    // Destructor -
 
    // Methods +
  public:
    template<typename T, typename... Q>
    void trace(const T& value, const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void debug(const T& value, const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void info(const T& value, const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void warn(const T& value, const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void error(const T& value, const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void fatal(const T& value, const Q&... values) const noexcept;
 
  private:
    template<typename T>
    void log(const Level& level,
             std::ostringstream& out,
             const T& value) const noexcept;

    template<typename T, typename... Q>
    void log(const Level& level,
             const T& value,
             const Q&... values) const noexcept;

    template<typename T, typename... Q>
    void log(const Level& level,
             std::ostringstream& out,
             const T& value,
             const Q&... values) const noexcept;
    // Methods -
 
  };
 
}
 
#include "logger/impl/logger.hpp"