package org.opentrafficsim.road.network.factory.xml;
   
   import java.io.Serializable;
   
   import org.djunits.value.vdouble.scalar.Length;
   import org.opentrafficsim.core.geometry.OTSPoint3D;
   import org.opentrafficsim.core.network.NetworkException;
   import org.opentrafficsim.core.network.factory.xml.units.Coordinates;
   import org.opentrafficsim.core.network.factory.xml.units.LengthUnits;
  import org.w3c.dom.NamedNodeMap;
  import org.w3c.dom.Node;
  import org.xml.sax.SAXException;
  
  /**
   * <p>
   * Copyright (c) 2013-2017 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: 2016-08-19 16:55:58 +0200 (Fri, 19 Aug 2016) $, @version $Revision: 2131 $, by $Author: averbraeck $,
   * initial version Jul 24, 2015 <br>
   * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   */
  class PolyLineTag implements Serializable
  {
      /** */
      private static final long serialVersionUID = 20150724L;
  
      /** Length. */
      @SuppressWarnings("checkstyle:visibilitymodifier")
      Length length = null;
  
      OTSPoint3D[] coordinates = null;
  
      /**
       * Parse the LINK.POLYLINE tag.
       * @param polyLine the XML-node to parse
       * @param parser the parser with the lists of information
       * @param 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 parsePolyLine(final Node polyLine, final XmlNetworkLaneParser parser, final LinkTag linkTag)
              throws SAXException, NetworkException
      {
          NamedNodeMap polyLineAttributes = polyLine.getAttributes();
          linkTag.polyLineTag = new PolyLineTag();
  
          if (polyLineAttributes.getNamedItem("INTERMEDIATEPOINTS") != null)
              linkTag.polyLineTag.coordinates =
                      Coordinates.parseCoordinates(polyLineAttributes.getNamedItem("INTERMEDIATEPOINTS").getNodeValue());
          if (polyLineAttributes.getNamedItem("LENGTH") != null)
              linkTag.polyLineTag.length = LengthUnits.parseLength(polyLineAttributes.getNamedItem("LENGTH").getNodeValue());
  
      }
  
      /** {@inheritDoc} */
      @Override
      public final String toString()
      {
          return "PolyLineTag [length=" + this.length + "]";
      }
  }