XMLSubSys.h

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/****************************************************************************/
// Utility methods for initialising, closing and using the XML-subsystem
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright (C) 2001-2011 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   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.
//
/****************************************************************************/
#ifndef XMLSubSys_h
#define XMLSubSys_h


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <vector>
#include <xercesc/sax2/SAX2XMLReader.hpp>
#include <utils/common/UtilExceptions.h>


// ===========================================================================
// class declarations
// ===========================================================================
class GenericSAXHandler;
class SUMOSAXHandler;


// ===========================================================================
// class definitions
// ===========================================================================
class XMLSubSys {
public:
    static void init(bool enableValidation) throw(ProcessError);


    static void close() throw();


    static XERCES_CPP_NAMESPACE_QUALIFIER SAX2XMLReader* getSAXReader(SUMOSAXHandler& handler) throw();


    static void setHandler(GenericSAXHandler& handler);


    static bool runParser(GenericSAXHandler& handler,
                          const std::string& file) throw();


protected:
    static XERCES_CPP_NAMESPACE_QUALIFIER SAX2XMLReader* getSAXReader() throw();


    static void setFeature(XERCES_CPP_NAMESPACE_QUALIFIER SAX2XMLReader& reader,
                           const std::string& feature, bool value) throw();


private:
    static std::vector<XERCES_CPP_NAMESPACE_QUALIFIER SAX2XMLReader*> myReaders;

    static unsigned int myNextFreeReader;

    static bool myEnableValidation;

};


#endif

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