001    /*
002     * Copyright (C) 2003-2009 eXo Platform SAS.
003     *
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012     * Lesser General Public License for more details.
013     *
014     * You should have received a copy of the GNU Lesser General Public
015     * License along with this software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    
020    package org.crsh.telnet;
021    
022    import org.crsh.plugin.*;
023    import org.crsh.telnet.term.TelnetLifeCycle;
024    
025    import java.util.Collections;
026    
027    /**
028     * @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
029     * @version $Revision$
030     */
031    public class TelnetPlugin extends CRaSHPlugin<TelnetPlugin> {
032    
033      /** . */
034      public static final PropertyDescriptor<Integer> TELNET_PORT = PropertyDescriptor.create("telnet.port", 5000, "The telnet port");
035    
036      /** . */
037      private TelnetLifeCycle lifeCycle;
038    
039      @Override
040      public TelnetPlugin getImplementation() {
041        return this;
042      }
043    
044      @Override
045      protected Iterable<PropertyDescriptor<?>> createConfigurationCapabilities() {
046        return Collections.<PropertyDescriptor<?>>singletonList(TELNET_PORT);
047      }
048    
049      @Override
050      public void init() {
051        PluginContext context = getContext();
052    
053        //
054        TelnetLifeCycle lifeCycle = new TelnetLifeCycle(context);
055        Integer port = context.getProperty(TELNET_PORT);
056        if (port != null) {
057          lifeCycle.setPort(port);
058        }
059    
060        //
061        lifeCycle.init();
062    
063        //
064        this.lifeCycle = lifeCycle;
065      }
066    
067      @Override
068      public void destroy() {
069        if (lifeCycle != null) {
070          lifeCycle.destroy();
071        }
072      }
073    }