package org.opentrafficsim.road.network.factory.xml.old;
   
   import java.io.Serializable;
   import java.util.ArrayList;
   import java.util.List;
   
   import org.opentrafficsim.core.network.NetworkException;
   import org.w3c.dom.NamedNodeMap;
   import org.w3c.dom.Node;
  import org.w3c.dom.NodeList;
  import org.xml.sax.SAXException;
  
  /**
   * GTUMIX Tag.
   * 
   * <pre>
   * {@code
    <xsd:element name="GTUMIX">
      <xsd:complexType>
        <xsd:sequence>
          <xsd:element name="GTU" minOccurs="1" maxOccurs="unbounded">
            <xsd:complexType>
              <xsd:attribute name="NAME" type="xsd:string" use="required" />
              <xsd:attribute name="WEIGHT" type="xsd:double" use="required" />
            </xsd:complexType>
          </xsd:element>
        </xsd:sequence>
        <xsd:attribute name="NAME" type="xsd:string" use="required" />
        <xsd:attribute ref="xml:base" />
      </xsd:complexType>
    </xsd:element>
   * }
   * </pre>
   * <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 GTUMixTag implements Serializable
  {
      /** */
      private static final long serialVersionUID = 20150723L;
  
      /** Name. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      String name = null;
  
      /** GTUs. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      List<GTUTag> gtus = new ArrayList<GTUTag>();
  
      /** Weights. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      List<Double> weights = new ArrayList<Double>();
  
      /**
       * Parse the GTUMIX tag.
       * @param nodeList NodeList; nodeList the top-level nodes of the XML-file
       * @param parser XmlNetworkLaneParserOld; the parser with the lists of information
       * @throws SAXException when parsing of the tag fails
       * @throws NetworkException when parsing of the tag fails
       */
      @SuppressWarnings("checkstyle:needbraces")
      static void parseGTUMix(final NodeList nodeList, final XmlNetworkLaneParserOld parser) throws SAXException, NetworkException
      {
          for (Node node : XMLParser.getNodes(nodeList, "GTUMIX"))
          {
              NamedNodeMap attributes = node.getAttributes();
              GTUMixTag gtuMixTag = new GTUMixTag();
  
              Node name = attributes.getNamedItem("NAME");
              if (name == null)
                  throw new SAXException("GTUMIX: missing attribute NAME");
              gtuMixTag.name = name.getNodeValue().trim();
              if (parser.gtuMixTags.keySet().contains(gtuMixTag.name))
                  throw new SAXException("GTUMIX: NAME " + gtuMixTag.name + " defined twice");
  
              List<Node> gtuList = XMLParser.getNodes(node.getChildNodes(), "GTU");
              if (gtuList.size() == 0)
                  throw new SAXException("GTUMIX: missing tag GTU");
              for (Node gtuNode : gtuList)
              {
                  parseGTUMixGTUTag(gtuNode, parser, gtuMixTag);
              }
  
              parser.gtuMixTags.put(gtuMixTag.name, gtuMixTag);
          }
      }
  
      /**
       * Parse the GTUMIX's GTU tag.
       * @param gtuNode Node; the GTU node to parse
       * @param parser XmlNetworkLaneParserOld; the parser with the lists of information
       * @param gtuMixTag GTUMixTag; the parent tag
       * @throws SAXException when parsing of the tag fails
       * @throws NetworkException when parsing of the tag fails
      */
     @SuppressWarnings("checkstyle:needbraces")
     private static void parseGTUMixGTUTag(final Node gtuNode, final XmlNetworkLaneParserOld parser, final GTUMixTag gtuMixTag)
             throws NetworkException, SAXException
     {
         NamedNodeMap attributes = gtuNode.getAttributes();
 
         Node gtuName = attributes.getNamedItem("NAME");
         if (gtuName == null)
             throw new NetworkException("GTUMIX: No GTU NAME defined");
         if (!parser.gtuTags.containsKey(gtuName.getNodeValue().trim()))
             throw new NetworkException("GTUMIX: " + gtuMixTag.name + " GTU " + gtuName.getNodeValue().trim() + " not defined");
         gtuMixTag.gtus.add(parser.gtuTags.get(gtuName.getNodeValue().trim()));
 
         Node weight = attributes.getNamedItem("WEIGHT");
         if (weight == null)
             throw new NetworkException(
                     "GTUMIX: " + gtuMixTag.name + " GTU " + gtuName.getNodeValue().trim() + ": weight not defined");
         gtuMixTag.weights.add(Double.parseDouble(weight.getNodeValue()));
     }
 
     /** {@inheritDoc} */
     @Override
     public final String toString()
     {
         return "GTUMixTag [name=" + this.name + ", gtus=" + this.gtus + ", weights=" + this.weights + "]";
     }
 
 }