/*******************************************************************************
* Copyright (c) 2003, 2010, 2012 IBM Corporation, Gerhardt Informatics Kft. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Gerhardt Informatics Kft. - GEFGWT port
*******************************************************************************/
package org.eclipse.draw2d.graph;
/**
* Performs some action on a Graph.
*
* @author Randy Hudson
* @since 2.1.2
*/
abstract class GraphVisitor {
/**
* Act on the given directed graph.
*
* @param g
* the graph
*/
void visit(DirectedGraph g) {
}
/**
* Called in reverse order of visit.
*
* @since 3.1
* @param g
* the graph to act upon
*/
void revisit(DirectedGraph g) {
}
}