vpException.cpp

/****************************************************************************
 *
 * This file is part of the ViSP software.
 * Copyright (C) 2005 - 2017 by Inria. All rights reserved.
 *
 * This software is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * ("GPL") version 2 as published by the Free Software Foundation.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See http://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * Exception handling.
 *
 * Authors:
 * Nicolas Mansard
 *
 *****************************************************************************/


/* \file vpException.cpp
   \brief error that can be emited by the vp class and its derivates
 */

#include <stdio.h>
#include "visp3/core/vpException.h"


/* ------------------------------------------------------------------------- */
/* --- CONSTRUCTORS -------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
vpException::vpException (int id)
  : code (id), message ()
{
}

vpException::vpException (int id, const std::string & msg)
  : code (id), message (msg)
{
}

vpException::vpException (int id, const char* format, ...)
  : code (id), message ()
{
  va_list args;
  va_start(args, format);
  setMessage(format, args);
  va_end (args);
}

vpException::vpException (const int id, const char* format, va_list args)
  : code (id), message ()
{
  setMessage(format, args);
}
/* ------------------------------------------------------------------------ */
/* --- DESTRUCTORS -------------------------------------------------------- */
/* ------------------------------------------------------------------------ */

/* Destructeur par default suffisant. */
// vpException::
// ~vpException (void)
// {
// }


void vpException::setMessage(const char* format, va_list args)
{
  char buffer[1024];
  vsnprintf (buffer, 1024, format, args);
  std::string msg(buffer);
  message = msg;
}

/* ------------------------------------------------------------------------ */
/* --- ACCESSORS ---------------------------------------------------------- */
/* ------------------------------------------------------------------------ */

const char *vpException::getMessage (void) const
{
    return (this->message) .c_str();
}

const std::string &vpException::getStringMessage (void) const
{
    return this->message;
}

int
vpException::getCode (void)
{
    return this->code;
}

const char* vpException::what () const throw()
{
  return (this->message) .c_str();
}


/* ------------------------------------------------------------------------- */
/* --- MODIFIORS ----------------------------------------------------------- */
/* ------------------------------------------------------------------------- */

/* ------------------------------------------------------------------------- */
/* --- OP << --------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */

VISP_EXPORT std::ostream &
operator << (std::ostream & os, const vpException & error)
{
  os << "Error [" << error.code << "]:\t" << error.message << std::endl;

    return os;
}


/*
 * Local variables:
 * c-basic-offset: 2
 * End:
 */