001    package net.sf.cpsolver.ifs.util;
002    
003    /**
004     * Progress bar listener.
005     * 
006     * @version IFS 1.2 (Iterative Forward Search)<br>
007     *          Copyright (C) 2006 - 2010 Tomas Muller<br>
008     *          <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
009     *          <a href="http://muller.unitime.org">http://muller.unitime.org</a><br>
010     * <br>
011     *          This library is free software; you can redistribute it and/or modify
012     *          it under the terms of the GNU Lesser General Public License as
013     *          published by the Free Software Foundation; either version 3 of the
014     *          License, or (at your option) any later version. <br>
015     * <br>
016     *          This library is distributed in the hope that it will be useful, but
017     *          WITHOUT ANY WARRANTY; without even the implied warranty of
018     *          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019     *          Lesser General Public License for more details. <br>
020     * <br>
021     *          You should have received a copy of the GNU Lesser General Public
022     *          License along with this library; if not see
023     *          <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>.
024     */
025    public interface ProgressListener {
026        /**
027         * Progress status is changed
028         * 
029         * @param status
030         *            current status name
031         */
032        public void statusChanged(String status);
033    
034        /**
035         * Progress phase is changed
036         * 
037         * @param phase
038         *            current phase name
039         */
040        public void phaseChanged(String phase);
041    
042        /**
043         * Progress bar is changed
044         * 
045         * @param currentProgress
046         *            current progress
047         * @param maxProgress
048         *            maximum progress in this phase
049         */
050        public void progressChanged(long currentProgress, long maxProgress);
051    
052        /** Progress is saved */
053        public void progressSaved();
054    
055        /** Progress is restored */
056        public void progressRestored();
057    
058        /** Progress message is printed */
059        public void progressMessagePrinted(Progress.Message message);
060    }