001/*
002 * Copyright (C) 2012 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 */
019package org.crsh.ssh.term.scp;
020
021import org.apache.sshd.server.Command;
022import org.apache.sshd.server.CommandFactory;
023import org.crsh.plugin.PluginContext;
024import org.crsh.ssh.term.FailCommand;
025
026import java.util.logging.Level;
027import java.util.logging.Logger;
028
029public class SCPCommandFactory implements CommandFactory {
030
031  /** . */
032  private static final Logger log = Logger.getLogger(SCPCommandFactory.class.getName());
033
034  /** . */
035  private final PluginContext pluginContext;
036
037  public SCPCommandFactory(PluginContext pluginContext) {
038    this.pluginContext = pluginContext;
039  }
040
041  public Command createCommand(String command) {
042    // Just in case
043    command = command.trim();
044
045    //
046    log.log(Level.FINE, "About to execute shell command " + command);
047
048    for (CommandPlugin plugin : pluginContext.getPlugins(CommandPlugin.class)) {
049      Command cmd = plugin.createCommand(command);
050      if (cmd != null) {
051        return cmd;
052      }
053    }
054
055    return new FailCommand("Unrecognized command " + command);
056  }
057}