/home/jpf/code/cc/project/cmil/util/Logger.h

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// =====================================================================================
//       Filename:  Logger.h
//    Description:  
//        Version:  1.0
//        Created:  02/16/2007 09:42:00 PM EST
//       Revision:  none
//       Compiler:  gcc 3.4.6
// 
//         Author:  John P. Feltz 
//          Email:  jfeltz@gmail.com
//          License:  Copyright (c) 2006-2007, John P. Feltz 
//                    This program is free software; you can redistribute it and/or
//                    modify it under the terms of the GNU General Public License as
//                    published by the Free Software Foundation, version 2 of the
//                    License.
//                    This program 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 General Public License version 2 for more details.
// 
// =====================================================================================

  class LogManager {
    public:
      virtual ~LogManager() {}
      LogManager() : m_app_name(""), m_log_debug(true), m_log_errors(true) {}

      void setDebugOption(bool debug);
      void setErrorOption(bool errors); 

      virtual void log_error(const std::string& name, const std::string& message) const {
        if(m_log_errors)  
          std::cout << "   error: " << name << " :: " << message << std::endl;
      }
      virtual void log_debug(const std::string& name, const std::string& message) const{
        if(m_log_debug) 
          std::cout << "debug: " << name << " :: " << message << std::endl;
      }

    private:
      const std::string m_app_name;
      bool m_log_debug;
      bool m_log_errors;
  };


  class Logger {
    public:
      typedef SingletonNoArg<LogManager> sLogManager; 
      virtual ~Logger() {};

      void log_error(const std::string& message) const {
        sLogManager::getInstance()->log_error(getName(), message);
      }

      void log_debug(const std::string& message) const { 
        sLogManager::getInstance()->log_debug(getName(), message);
      }

      virtual std::string getName() const = 0;
  };

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