debug.h

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/* -*- Mode: c++ -*- */
/*
 *  this is part of Spm
 *
 *  Copyright (c) 2006 Guillaume Chevallereau
 *
 *  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. Either version 2 of the license or (at your 
 *  option) any later version.
 *
 *  This program is distributed in the hope that it will be usefull but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
 *  more details.
 *
 *  You should have received a copy of the GNU General Public License along 
 *  with this program; if not, write to the Free Software Foundation, Inc., 
 *  59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
 */
#ifndef __DEBUG_H__
#define __DEBUG_H__

#include <boost/shared_ptr.hpp>
#include <sstream>
#include <map>

namespace Spm
{
  namespace Util
  {
    class Output
    {
      friend class Debug;
    protected :
      Output ()
      {
      }

      virtual ~Output ()
      {
      }

    public :
      virtual void out (const std::string & str,
                        const std::string & className,
                        const std::string & functionName,
                        const std::string & file,
                        int line)
      {
      }
      
      virtual void error (const std::string & str,
                          const std::string & className,
                          const std::string & functionName,
                          const std::string & file,
                          int line)
      {
      }

      virtual void warning (const std::string & str,
                            const std::string & className,
                            const std::string & functionName,
                            const std::string & file,
                            int line)
      {
      }
    };

    typedef enum 
      {
        MESSAGE,
        WARNING,
        ERROR
      } messageType_e;

    class Debug
    {
    private:
      Debug (const std::string & projectName);
      Output * __output;
      static std::map<std::string,
                      boost::shared_ptr<Debug> > __debugInstances;
    public:
      static boost::shared_ptr<Debug> create (const std::string & project);

      void message (const std::string & message,
                    messageType_e type = MESSAGE,
                    const std::string & className = "",
                    const std::string & functionName = "",
                    const std::string & file = "",
                    int line = 0);

      template <class T>  void value (const std::string & varName,
                                      T & value,
                                      const std::string & className = "",
                                      const std::string & functionName = "",
                                      const std::string & file = "",
                                      int line = 0)
      {
        std::stringstream strStream;
        strStream << varName << "=" << value;
        __output->out(strStream.str (),
                      className,
                      functionName,
                      file,
                      line);
      }
      
      template <class T>  void valueNotRef (const std::string & varName,
                                            T value,
                                            const std::string & className = "",
                                            const std::string & functionName = "",
                                            const std::string & file = "",
                                            int line = 0)
      {
        std::stringstream strStream;
        strStream << varName << "=" << value;
        __output->out(strStream.str (),
                      className,
                      functionName,
                      file,
                      line);
      }

      template <class Iterator> void value (const std::string & varName,
                                            Iterator beginIterator,
                                            Iterator endIterator,
                                            const std::string & className = "",
                                            const std::string & functionName = "",
                                            const std::string & file = "",
                                            int line = 0)
      {
        __output->out(varName,
                      className,
                      functionName,
                      file,
                      line);
        for(;
            beginIterator != endIterator;
            beginIterator++)
          __output->out("\t" + *beginIterator + "\n",
                        "",
                        "",
                        "",
                        0);
          
      }

      template <class Iterator> void mapValue (const std::string & varName,
                                               Iterator beginIterator,
                                               Iterator endIterator,
                                               const std::string & className = "",
                                               const std::string & functionName = "",
                                               const std::string & file = "",
                                               int line = 0)
      {
        __output->out(varName,
                      className,
                      functionName,
                      file,
                      line);
        for(;
            beginIterator != endIterator;
            beginIterator++)
          __output->out("\t" + beginIterator->first + "=" + beginIterator->second + "\n",
                        "",
                        "",
                        "",
                        0);       
      }
    };
  }
  std::string strUpper (const char * str);
}

#endif

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