package org.opentrafficsim.road.network.factory.xml.old;
   
   import java.io.Serializable;
   import java.net.URI;
   import java.net.URISyntaxException;
   
   import org.djunits.unit.SpeedUnit;
   import org.djunits.value.vdouble.scalar.Speed;
   import org.opentrafficsim.core.network.NetworkException;
  import org.opentrafficsim.core.network.factory.xml.units.Distributions;
  import org.opentrafficsim.core.units.distributions.ContinuousDistDoubleScalar;
  import org.opentrafficsim.road.network.factory.xml.old.CrossSectionElementTag.ElementType;
  import org.w3c.dom.NamedNodeMap;
  import org.w3c.dom.Node;
  import org.xml.sax.SAXException;
  
  /**
   * <p>
   * Copyright (c) 2013-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
   * BSD-style license. See <a href="http://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
   * <p>
   * $LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $,
   * initial version Jul 23, 2015 <br>
   * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   */
  class ListGeneratorTag implements Serializable
  {
      /** */
      private static final long serialVersionUID = 20150723L;
  
      /** URI of the list. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      URI uri = null;
  
      /** Position of the sink on the link, relative to the design line, stored as a string to parse when the length is known. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      String positionStr = null;
  
      /** GTU tag. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      GTUTag gtuTag = null;
  
      /** GTU mix tag. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      GTUMixTag gtuMixTag = null;
  
      /** Initial speed. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      ContinuousDistDoubleScalar.Rel<Speed, SpeedUnit> initialSpeedDist = null;
  
      /** GTU colorer. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      String gtuColorer;
  
      /**
       * Parse the LISTGENERATOR tag.
       * @param node Node; the LISTGENERATOR node to parse
       * @param parser XmlNetworkLaneParserOld; the parser with the lists of information
       * @param linkTag LinkTag; the parent LINK tag
       * @throws SAXException when parsing of the tag fails
       * @throws NetworkException when parsing of the tag fails
       */
      @SuppressWarnings("checkstyle:needbraces")
      static void parseListGenerator(final Node node, final XmlNetworkLaneParserOld parser, final LinkTag linkTag)
              throws SAXException, NetworkException
      {
          NamedNodeMap attributes = node.getAttributes();
          ListGeneratorTag listGeneratorTag = new ListGeneratorTag();
  
          if (attributes.getNamedItem("URI") == null)
              throw new SAXException("LISTGENERATOR: missing attribute URI" + " for link " + linkTag.name);
          String uriStr = attributes.getNamedItem("URI").getNodeValue().trim();
          try
          {
              listGeneratorTag.uri = new URI(uriStr);
          }
          catch (URISyntaxException exception)
          {
              throw new NetworkException("LISTGENERATOR: URI " + uriStr + " is not valid", exception);
          }
  
          if (attributes.getNamedItem("LANE") == null)
              throw new SAXException("LISTGENERATOR: missing attribute LANE" + " for link " + linkTag.name);
          String laneName = attributes.getNamedItem("LANE").getNodeValue().trim();
          if (linkTag.roadLayoutTag == null)
              throw new NetworkException("LISTGENERATOR: LANE " + laneName + " no ROADTYPE for link " + linkTag.name);
          CrossSectionElementTag cseTag = linkTag.roadLayoutTag.cseTags.get(laneName);
          if (cseTag == null)
              throw new NetworkException("LISTGENERATOR: LANE " + laneName + " not found in elements of link " + linkTag.name
                      + " - roadtype " + linkTag.roadLayoutTag.name);
          if (cseTag.elementType != ElementType.LANE)
              throw new NetworkException("LISTGENERATOR: LANE " + laneName + " not a real GTU lane for link " + linkTag.name
                      + " - roadtype " + linkTag.roadLayoutTag.name);
          if (linkTag.generatorTags.containsKey(laneName))
              throw new SAXException("LISTGENERATOR for LANE with NAME " + laneName + " defined twice");
  
          Node position = attributes.getNamedItem("POSITION");
          if (position == null)
              throw new NetworkException("LISTGENERATOR: POSITION element not found in elements of link " + linkTag.name
                     + " - roadtype " + linkTag.roadLayoutTag.name);
         listGeneratorTag.positionStr = position.getNodeValue().trim();
 
         if (attributes.getNamedItem("GTU") != null)
         {
             String gtuName = attributes.getNamedItem("GTU").getNodeValue().trim();
             if (!parser.gtuTags.containsKey(gtuName))
                 throw new NetworkException(
                         "LISTGENERATOR: LANE " + laneName + " GTU " + gtuName + " in link " + linkTag.name + " not defined");
             listGeneratorTag.gtuTag = parser.gtuTags.get(gtuName);
         }
 
         if (attributes.getNamedItem("GTUMIX") != null)
         {
             String gtuMixName = attributes.getNamedItem("GTUMIX").getNodeValue().trim();
             if (!parser.gtuMixTags.containsKey(gtuMixName))
                 throw new NetworkException("LISTGENERATOR: LANE " + laneName + " GTUMIX " + gtuMixName + " in link "
                         + linkTag.name + " not defined");
             listGeneratorTag.gtuMixTag = parser.gtuMixTags.get(gtuMixName);
         }
 
         if (listGeneratorTag.gtuTag == null && listGeneratorTag.gtuMixTag == null)
             throw new SAXException("LISTGENERATOR: missing attribute GTU or GTUMIX for Lane with NAME " + laneName + " of link "
                     + linkTag.name);
 
         if (listGeneratorTag.gtuTag != null && listGeneratorTag.gtuMixTag != null)
             throw new SAXException("LISTGENERATOR: both attribute GTU and GTUMIX defined for Lane with NAME " + laneName
                     + " of link " + linkTag.name);
 
         Node initialSpeed = attributes.getNamedItem("INITIALSPEED");
         if (initialSpeed == null)
             throw new SAXException("LISTGENERATOR: missing attribute INITIALSPEED");
         listGeneratorTag.initialSpeedDist = Distributions.parseSpeedDist(initialSpeed.getNodeValue());
 
         // TODO GTUColorer
 
         linkTag.listGeneratorTags.put(laneName, listGeneratorTag);
     }
 
     /** {@inheritDoc} */
     @Override
     public final String toString()
     {
         return "ListGeneratorTag [uri=" + this.uri + ", positionStr=" + this.positionStr + ", gtuTag=" + this.gtuTag
                 + ", gtuMixTag=" + this.gtuMixTag + ", initialSpeedDist=" + this.initialSpeedDist + ", gtuColorer="
                 + this.gtuColorer + "]";
     }
 }