package org.opentrafficsim.road.network.factory.vissim;
   
   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;
  
  /**
   * <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: 2019-01-06 01:39:32 +0100 (Sun, 06 Jan 2019) $, @version $Revision: 4833 $, by $Author: averbraeck $,
   * initial version Jul 23, 2015 <br>
   * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   */
  class RouteMixTag implements Serializable
  {
      /** */
      private static final long serialVersionUID = 20150723L;
  
      /** Name. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      String name = null;
  
      /** Routes. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      List<RouteTag> routes = new ArrayList<RouteTag>();
  
      /** Weights. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      List<Double> weights = new ArrayList<Double>();
  
      /**
       * Parse the ROUTE tag.
       * @param nodeList NodeList; nodeList the top-level nodes of the XML-file
       * @param parser VissimNetworkLaneParser; 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 parseRouteMix(final NodeList nodeList, final VissimNetworkLaneParser parser)
              throws SAXException, NetworkException
      {
          for (Node node : XMLParser.getNodes(nodeList, "ROUTEMIX"))
          {
              NamedNodeMap attributes = node.getAttributes();
              RouteMixTag routeMixTag = new RouteMixTag();
  
              if (attributes.getNamedItem("NAME") == null)
              {
                  throw new SAXException("ROUTEMIX: missing attribute NAME");
              }
              routeMixTag.name = attributes.getNamedItem("NAME").getNodeValue().trim();
              if (parser.getRouteTags().keySet().contains(routeMixTag.name))
              {
                  throw new SAXException("ROUTEMIX: NAME " + routeMixTag.name + " defined twice");
              }
  
              List<Node> routeList = XMLParser.getNodes(node.getChildNodes(), "ROUTE");
              if (routeList.size() == 0)
              {
                  throw new SAXException("ROUTEMIX: missing tag ROUTE");
              }
              for (Node routeNode : routeList)
              {
                  parseRouteMixRouteTag(routeNode, parser, routeMixTag);
              }
  
              parser.getRouteMixTags().put(routeMixTag.name, routeMixTag);
          }
      }
  
      /**
       * Parse the ROUTEMIX's ROUTE tag.
       * @param routeNode Node; the ROUTE node to parse
       * @param parser VissimNetworkLaneParser; the parser with the lists of information
       * @param routeMixTag RouteMixTag; 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 parseRouteMixRouteTag(final Node routeNode, final VissimNetworkLaneParser parser,
              final RouteMixTag routeMixTag) throws NetworkException, SAXException
      {
          NamedNodeMap attributes = routeNode.getAttributes();
  
          Node routeName = attributes.getNamedItem("NAME");
          if (routeName == null)
          {
              throw new NetworkException("ROUTEMIX: No ROUTE NAME defined");
          }
          if (!parser.getRouteTags().containsKey(routeName.getNodeValue().trim()))
          {
             throw new NetworkException(
                     "ROUTEMIX: " + routeMixTag.name + " ROUTE " + routeName.getNodeValue().trim() + " not defined");
         }
         routeMixTag.routes.add(parser.getRouteTags().get(routeName.getNodeValue().trim()));
 
         Node weight = attributes.getNamedItem("WEIGHT");
         if (weight == null)
         {
             throw new NetworkException(
                     "ROUTEMIX: " + routeMixTag.name + " ROUTE " + routeName.getNodeValue().trim() + ": weight not defined");
         }
         routeMixTag.weights.add(Double.parseDouble(weight.getNodeValue()));
     }
 
     /** {@inheritDoc} */
     @Override
     public final String toString()
     {
         return "RouteMixTag [name=" + this.name + ", routes=" + this.routes + ", weights=" + this.weights + "]";
     }
 
 }