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/*
 * Generic graph library
 * Copyright (C) 2000,2003,2004 University of Maryland
 *
 * 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; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package edu.umd.cs.findbugs.graph;

import java.util.Iterator;

/**
 * Perform a forward depth first search of a graph.
 *
 * @author David Hovemeyer
 * @see Graph
 * @see AbstractDepthFirstSearch
 */
public class DepthFirstSearch, EdgeType extends GraphEdge, VertexType extends GraphVertex>
        extends AbstractDepthFirstSearch {

    /**
     * Constructor.
     *
     * @param graph
     *            the graph to perform a depth first search of
     */
    public DepthFirstSearch(GraphType graph) {
        super(graph);
    }

    @Override
    protected Iterator outgoingEdgeIterator(GraphType graph, VertexType vertex) {
        return graph.outgoingEdgeIterator(vertex);
    }

    @Override
    protected VertexType getTarget(EdgeType edge) {
        return edge.getTarget();
    }

    @Override
    protected VertexType getSource(EdgeType edge) {
        return edge.getSource();
    }

}