GEOSException.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 * Copyright (C) 2006 Refractions Research Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************/
 
#ifndef GEOS_UTIL_GEOSEXCEPTION_H
#define GEOS_UTIL_GEOSEXCEPTION_H
 
#include <geos/export.h>
#include <stdexcept>
#include <string>
 
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
#pragma warning(disable: 4275) // warning C4275: non-DLL-interface std::exception used as base for DLL-interface GEOSException
#endif
 
namespace geos {
namespace util { // geos.util

class GEOS_DLL GEOSException: public std::exception {
 
        std::string _msg;
 
public:
 
        GEOSException()
                :
                _msg("Unknown error")
        {}
 
        GEOSException(std::string const& msg)
                :
                _msg(msg)
        {}
 
        GEOSException(std::string const& name, std::string const& msg)
                :
                _msg(name+": "+msg)
        {}
 
        virtual ~GEOSException() throw()
        {}
 
        const char* what() const throw()
        {
                return _msg.c_str();
        }
 
};
 
} // namespace geos.util
} // namespace geos
 
#ifdef _MSC_VER
#pragma warning(pop)
#endif
 
#endif // GEOS_UTIL_GEOSEXCEPTION_H