001/* Copyright (C) 2013 TU Dortmund
002 * This file is part of AutomataLib, http://www.automatalib.net/.
003 * 
004 * AutomataLib is free software; you can redistribute it and/or
005 * modify it under the terms of the GNU Lesser General Public
006 * License version 3.0 as published by the Free Software Foundation.
007 * 
008 * AutomataLib is distributed in the hope that it will be useful,
009 * but WITHOUT ANY WARRANTY; without even the implied warranty of
010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
011 * Lesser General Public License for more details.
012 * 
013 * You should have received a copy of the GNU Lesser General Public
014 * License along with AutomataLib; if not, see
015 * http://www.gnu.de/documents/lgpl.en.html.
016 */
017package net.automatalib.util.graphs.traversal;
018
019/**
020 * The type of a {@link GraphTraversalAction} to be performed.
021 * 
022 * @author Malte Isberner <malte.isberner@gmail.com>
023 *
024 */
025public enum GraphTraversalAction {
026
027        IGNORE,
028        /**
029         * Explore the respective node (in this case, the user data is regarded).
030         */
031        EXPLORE,
032        /**
033         * Abort the exploration of the current node.
034         */
035        ABORT_NODE,
036        /**
037         * Abort the traversal of the whole graph.
038         */
039        ABORT_TRAVERSAL
040}