DirectedDepthFirstTopologicalIterator.java

/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation;
 *    version 2.1 of the License.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 */
package org.geotools.graph.traverse.standard;

import org.geotools.graph.structure.Graph;
import org.geotools.graph.util.Queue;
import org.geotools.graph.util.Stack;


/**
 *
 * @source $URL$
 */
public class DirectedDepthFirstTopologicalIterator 
  extends DirectedBreadthFirstTopologicalIterator {
  
  protected Queue buildQueue(Graph graph) {
    return(new Stack(graph.getNodes().size()));
  }

}