base/OFException.hpp

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/*
  This file is part of OpenFLUID software
  Copyright (c) 2007-2010 INRA-Montpellier SupAgro


 == GNU General Public License Usage ==

  OpenFLUID 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 3 of the License, or
  (at your option) any later version.

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  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 OpenFLUID.  If not, see <http://www.gnu.org/licenses/>.

  In addition, as a special exception, INRA gives You the additional right
  to dynamically link the code of OpenFLUID with code not covered
  under the GNU General Public License ("Non-GPL Code") and to distribute
  linked combinations including the two, subject to the limitations in this
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  OpenFLUID code and other code used in conjunction with OpenFLUID
  except the Non-GPL Code covered by this exception. If you modify
  this OpenFLUID, you may extend this exception to your version of the file,
  but you are not obligated to do so. If you do not wish to provide this
  exception without modification, you must delete this exception statement
  from your version and license this OpenFLUID solely under the GPL without
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 == Other Usage ==

  Other Usage means a use of OpenFLUID that is inconsistent with the GPL
  license, and requires a written agreement between You and INRA.
  Licensees for Other Usage of OpenFLUID may use this file in accordance
  with the terms contained in the written agreement between You and INRA.
*/


#ifndef __OFEXCEPTION_HPP__
#define __OFEXCEPTION_HPP__

#include <exception>
#include <string>
#include <sstream>

#include <openfluid/dllexport.hpp>

namespace openfluid { namespace base {


class DLLEXPORT OFException : public std::exception
{
  private:
      std::string m_FullMsg;
      int m_TimeStep;
      std::string m_Sender;
      std::string m_Source;
      std::string m_Msg;

      void initValues()
      {
        m_Sender = "";
        m_Source = "";
        m_Msg = "";
        m_TimeStep = -1;
      }

      void buildFullMsg()
      {
        m_FullMsg = "";
        if (m_Msg != "")
        {
          m_FullMsg = m_Msg;
          if (m_Sender != "" )
          {
            m_FullMsg = m_FullMsg + " (sent by " + m_Sender;

            if (m_Source != "")
            {
              m_FullMsg = m_FullMsg + ", from " + m_Source;
            }

            if (m_TimeStep >= 0)
            {
              std::stringstream StrStream;
              StrStream << m_TimeStep;

              m_FullMsg = m_FullMsg + ", at time step #" + StrStream.str();
            }

            m_FullMsg = m_FullMsg + ")";
          }
        }
      }

  public:
    OFException(const char * Msg)
    {
      initValues();
      m_Msg = std::string(Msg);
      buildFullMsg();
    }

    OFException(std::string Msg)
    {
      initValues();
      m_Msg = Msg;
      buildFullMsg();
    }

    OFException(std::string Sender, std::string Msg)
    {
      initValues();
      m_Msg = Msg;
      m_Sender = Sender;
      buildFullMsg();
    }

    OFException(std::string Sender, int TimeStep, std::string Msg)
    {
      initValues();
      m_Msg = Msg;
      m_Sender = Sender;
      m_TimeStep = TimeStep;
      buildFullMsg();
    }

    OFException(std::string Sender, std::string Source, int TimeStep, std::string Msg)
    {
      initValues();
      m_Msg = Msg;
      m_Sender = Sender;
      m_Source = Source;
      m_TimeStep = TimeStep;
      buildFullMsg();
    }

    OFException(std::string Sender, std::string Source, std::string Msg)
    {
      initValues();
      m_Msg = Msg;
      m_Sender = Sender;
      m_Source = Source;
      buildFullMsg();
    }


    virtual ~OFException() throw()
    {

    }

    virtual const char * what() const throw()
    {
      return this->m_FullMsg.c_str();
    }


};


} } // namespace

#endif