001    /**
002     * Jetrix TetriNET Server
003     * Copyright (C) 2005  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.agent;
021    
022    import net.jetrix.Message;
023    
024    import java.io.IOException;
025    
026    /**
027     * An agent is a client able to connect to a server.
028     *
029     * @since 0.2
030     *
031     * @author Emmanuel Bourg
032     * @version $Revision: 794 $, $Date: 2009-02-17 20:08:39 +0100 (Tue, 17 Feb 2009) $
033     */
034    public interface Agent
035    {
036        /**
037         * Connect to the specified server.
038         *
039         * @param hostname the name or ip of the server
040         */
041        void connect(String hostname) throws IOException;
042    
043        /**
044         * Disconnect from the server.
045         */
046        void disconnect() throws IOException;
047    
048        /**
049         * Send a message to the server.
050         *
051         * @param message the message to send
052         */
053        void send(Message message) throws IOException;
054    
055        /**
056         * Receive a message sent by the server.
057         * 
058         * @param message
059         * @throws IOException
060         */
061        void receive(Message message) throws IOException;
062    }