NIXMLTypesHandler.cpp

Go to the documentation of this file.

/****************************************************************************/
// Importer for edge type information stored in XML
/****************************************************************************/
// 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.
//
/****************************************************************************/


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

#include <string>
#include <iostream>
#include <xercesc/sax/HandlerBase.hpp>
#include <xercesc/sax/AttributeList.hpp>
#include <xercesc/sax/SAXParseException.hpp>
#include <xercesc/sax/SAXException.hpp>
#include "NIXMLTypesHandler.h"
#include <netbuild/NBTypeCont.h>
#include <utils/xml/SUMOSAXHandler.h>
#include <utils/xml/SUMOXMLDefinitions.h>
#include <utils/common/TplConvert.h>
#include <utils/common/MsgHandler.h>
#include <utils/common/ToString.h>
#include <utils/common/SUMOVehicleClass.h>

#ifdef CHECK_MEMORY_LEAKS
#include <foreign/nvwa/debug_new.h>
#endif // CHECK_MEMORY_LEAKS


// ===========================================================================
// method definitions
// ===========================================================================
NIXMLTypesHandler::NIXMLTypesHandler(NBTypeCont& tc)
    : SUMOSAXHandler("xml-types - file"),
      myTypeCont(tc), myHaveWarnedAboutDeprecatedNoLanes(false) {}


NIXMLTypesHandler::~NIXMLTypesHandler() throw() {}


void
NIXMLTypesHandler::myStartElement(int element,
                                  const SUMOSAXAttributes& attrs) throw(ProcessError) {
    if (element!=SUMO_TAG_TYPE) {
        return;
    }
    bool ok = true;
    // get the id, report a warning if not given or empty...
    std::string id = attrs.getStringReporting(SUMO_ATTR_ID, 0, ok);
    int priority = attrs.getOptIntReporting(SUMO_ATTR_PRIORITY, id.c_str(), ok, myTypeCont.getPriority(""));
    int noLanes = myTypeCont.getNumLanes("");
    if (attrs.hasAttribute(SUMO_ATTR_NOLANES__DEPRECATED)) {
        noLanes = attrs.getIntReporting(SUMO_ATTR_NOLANES__DEPRECATED, id.c_str(), ok);
        if (!myHaveWarnedAboutDeprecatedNoLanes) {
            myHaveWarnedAboutDeprecatedNoLanes = true;
            WRITE_WARNING("'" + toString(SUMO_ATTR_NOLANES__DEPRECATED) + "' is deprecated, please use '" + toString(SUMO_ATTR_NUMLANES) + "' instead.");
        }
    }
    noLanes = attrs.getOptIntReporting(SUMO_ATTR_NUMLANES, id.c_str(), ok, noLanes);
    SUMOReal speed = attrs.getOptSUMORealReporting(SUMO_ATTR_SPEED, id.c_str(), ok, (SUMOReal) myTypeCont.getSpeed(""));
    std::string allowS = attrs.getOptStringReporting(SUMO_ATTR_ALLOW, id.c_str(), ok, "");
    std::string disallowS = attrs.getOptStringReporting(SUMO_ATTR_DISALLOW, id.c_str(), ok, "");
    bool oneway = attrs.getOptBoolReporting(SUMO_ATTR_ONEWAY, id.c_str(), ok, false);
    bool discard = attrs.getOptBoolReporting(SUMO_ATTR_DISCARD, id.c_str(), ok, false);
    SUMOReal width = attrs.getOptSUMORealReporting(SUMO_ATTR_WIDTH, id.c_str(), ok, (SUMOReal) -1);
    if (!ok) {
        return;
    }
    // build the type
    SUMOVehicleClasses allow;
    SUMOVehicleClasses disallow;
    parseVehicleClasses(allowS, disallowS, allow, disallow);
    if (!myTypeCont.insert(id, noLanes, speed, priority, allow, disallow, width, oneway)) {
        WRITE_ERROR("Duplicate type occured. ID='" + id + "'");
    } else {
        if (discard) {
            myTypeCont.markAsToDiscard(id);
        }
    }
}



/****************************************************************************/