001    /*
002     * Copyright (C) 2011 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    package org.crsh.standalone;
020    
021    import org.crsh.Processor;
022    import org.crsh.ProcessorListener;
023    import org.crsh.shell.impl.CRaSH;
024    import org.crsh.term.BaseTerm;
025    import org.crsh.term.Term;
026    import org.crsh.term.spi.net.TermIOClient;
027    
028    import java.lang.instrument.Instrumentation;
029    
030    /**
031     * @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
032     */
033    public class Agent {
034    
035      public static void agentmain(final String agentArgs, Instrumentation inst) throws Exception {
036        System.out.println("agent loaded");
037    
038        Thread t = new Thread() {
039          @Override
040          public void run() {
041            try {
042              int port = Integer.parseInt(agentArgs);
043    
044              final Bootstrap bootstrap = new Bootstrap(Thread.currentThread().getContextClassLoader());
045    
046              // Do bootstrap
047              bootstrap.bootstrap();
048    
049              //
050              final TermIOClient client = new TermIOClient(port);
051              System.out.println("connecting to server port " + port);
052              client.connect();
053    
054              //
055              Term term = new BaseTerm(client);
056              Processor processor = new Processor(term, new CRaSH(bootstrap.getContext()));
057              processor.addListener(new ProcessorListener() {
058                public void closed() {
059                  client.close();
060                }
061              });
062              processor.run();
063    
064              // End for now
065              bootstrap.shutdown();
066            } catch (Exception e) {
067              e.printStackTrace();
068            }
069          }
070        };
071        t.start();
072      }
073    }