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1   /**
2    * This file Copyright (c) 2003-2011 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.commands;
35  
36  import org.apache.commons.chain.Command;
37  import org.apache.commons.chain.Context;
38  import org.slf4j.Logger;
39  import org.slf4j.LoggerFactory;
40  
41  /**
42   * Delegate to an other command at runtime.
43   *
44   * @author Philipp Bracher
45   * @version $Id$
46   */
47  public class DelegateCommand implements Command {
48      private final static Logger log = LoggerFactory.getLogger(DelegateCommand.class);
49  
50      /**
51       * The command name used to delegate to.
52       */
53      private String commandName;
54  
55      public DelegateCommand() {
56      }
57  
58      @Override
59      public boolean execute(Context ctx) throws Exception {
60          Command cmd = CommandsManager.getInstance().getCommand(commandName);
61          if(cmd != null){
62              return cmd.execute(ctx);
63          }
64          log.error("can't find command {}", this.commandName);
65          return false;
66      }
67  
68      public String getCommandName() {
69          return this.commandName;
70      }
71  
72  
73      public void setCommandName(String commandName) {
74          this.commandName = commandName;
75      }
76  
77  }