targetedexception.hpp

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/*
 *  Open BEAGLE
 *  Copyright (C) 2001-2005 by Christian Gagne and Marc Parizeau
 *
 *  This library 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 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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 this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Contact:
 *  Laboratoire de Vision et Systemes Numeriques
 *  Departement de genie electrique et de genie informatique
 *  Universite Laval, Quebec, Canada, G1K 7P4
 *  http://vision.gel.ulaval.ca
 *
 */

/*!
 *  \file   beagle/TargetedException.hpp
 *  \brief  Definition of class TargetedException.
 *  \author Christian Gagne
 *  \author Marc Parizeau
 *  $Revision: 1.5 $
 *  $Date: 2005/09/30 15:04:54 $
 */

#ifndef Beagle_TargetedException_hpp
#define Beagle_TargetedException_hpp

#include <string>

#include "beagle/config.hpp"
#include "beagle/macros.hpp"
#include "beagle/Object.hpp"
#include "beagle/Exception.hpp"


namespace Beagle {

// Forward declaration.
template <class T, class BaseType> class AbstractAllocT;
template <class T, class BaseType> class PointerT;
template <class T, class BaseType> class ContainerT;

/*!
 *  \class TargetedException beagle/TargetedException.hpp "beagle/TargetedException.hpp"
 *  \brief Targeted Beagle exception that indicate a precise line number in a source file.
 *  \ingroup OOF
 *  \ingroup Except
 */
class TargetedException : public Exception {

public:

  //! TargetedException allocator type.
  typedef AbstractAllocT<TargetedException,Exception::Alloc>
          Alloc;
  //! TargetedException handle type.
  typedef PointerT<TargetedException,Exception::Handle>
          Handle;
  //! TargetedException bag type.
  typedef ContainerT<TargetedException,Exception::Bag>
          Bag;

  explicit TargetedException(string  inMessage="",
                             string  inFileName="",
                             unsigned int inLineNumber=0);
  virtual ~TargetedException() throw() { }

  /*!
   *  \brief  Getting the actual name of a Beagle exception.
   *  \return Exception name.
   */
  virtual const char* getExceptionName() const throw() =0;

  virtual void explain(std::ostream& ioES=std::cerr) throw();

  /*!
   *  \brief  Getting the file name where the exception is detected (throwed).
   *  \return File name where the exception is detected (throwed).
   */
  inline const string& getFileName() const throw()
  {
    return mFileName;
  }

  /*!
   *  \brief  Getting the line number in the file where the exception is detected (throwed).
   *  \return Line number in the file where the exception is detected (throwed).
   */
  inline unsigned int getLineNumber() const throw()
  {
    return mLineNumber;
  }

  /*!
   *  \brief Set the file name where the exception is detected (throwed).
   *  \param inFileName File name where the exception is detected.
   */
  inline void setFileName(const string& inFileName)
  {
    Beagle_StackTraceBeginM();
    mFileName = inFileName;
    Beagle_StackTraceEndM("void TargetedException::setFileName(const string& inFileName)");
  }

  /*!
   *  \brief Set the line number in the file where the exception is detected (throwed).
   *  \param inLineNumber Line number in the file where the exception is detected.
   */
  inline void setLineNumber(unsigned int inLineNumber)
  {
    Beagle_StackTraceBeginM();
    mLineNumber = inLineNumber;
    Beagle_StackTraceEndM("void TargetedException::setLineNumber(unsigned int inLineNumber)");
  }

private:

  string  mFileName;    //!< Name of the file where the error is targeted.
  unsigned int mLineNumber;  //!< Line number in the file where the error is targeted.

};

}


#endif // Beagle_ObjectException_hpp