001    /**
002     * Jetrix TetriNET Server
003     * Copyright (C) 2001-2004  Emmanuel Bourg
004     *
005     * This program is free software; you can redistribute it and/or
006     * modify it under the terms of the GNU General Public License
007     * as published by the Free Software Foundation; either version 2
008     * of the License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013     * GNU General Public License for more details.
014     *
015     * You should have received a copy of the GNU General Public License
016     * along with this program; if not, write to the Free Software
017     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
018     */
019    
020    package net.jetrix.commands;
021    
022    import static net.jetrix.GameState.*;
023    
024    import net.jetrix.*;
025    import net.jetrix.messages.channel.ChannelMessage;
026    import net.jetrix.messages.channel.PauseMessage;
027    import net.jetrix.messages.channel.ResumeMessage;
028    import net.jetrix.messages.channel.CommandMessage;
029    
030    /**
031     * Pause the game.
032     *
033     * @author Emmanuel Bourg
034     * @version $Revision: 798 $, $Date: 2009-02-18 16:24:28 +0100 (Wed, 18 Feb 2009) $
035     */
036    public class PauseCommand extends AbstractCommand implements Command
037    {
038        public PauseCommand()
039        {
040            setAccessLevel(AccessLevel.OPERATOR);
041        }
042    
043        public String getAlias()
044        {
045            return "pause";
046        }
047    
048        public void execute(CommandMessage m)
049        {
050            Client client = (Client) m.getSource();
051            Channel channel = client.getChannel();
052    
053            if (channel != null)
054            {
055                ChannelMessage pause = null;
056                if (channel.getGameState() == PAUSED)
057                {
058                    pause = new ResumeMessage();
059                }
060                else
061                {
062                    pause = new PauseMessage();
063                }
064    
065                pause.setSlot(channel.getClientSlot(client));
066                pause.setSource(client);
067                channel.send(pause);
068            }
069        }
070    
071    }