/*
* 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.basic;
import org.geotools.graph.structure.Graphable;
/**
* A GraphIterator that starts iteration from a specefied point.
*
* @author Justin Deoliveira, Refractions Research Inc, jdeolive@refractions.net
*
*
* @source $URL$
*/
public abstract class SourceGraphIterator extends AbstractGraphIterator {
/** source of the iteration **/
private Graphable m_source;
/**
* Sets the source for the iteration.
*
* @param source The source of the iteration.
*/
public void setSource(Graphable source) {
m_source = source;
}
/**
* Returns the source of the iteration.
*
* @return The source of the iteration.
*/
public Graphable getSource() {
return(m_source);
}
}