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1   /**
2      This file is part of GoldenGate Project (named also GoldenGate or GG).
3   
4      Copyright 2009, Frederic Bregier, and individual contributors by the @author
5      tags. See the COPYRIGHT.txt in the distribution for a full listing of
6      individual contributors.
7   
8      All GoldenGate Project is free software: you can redistribute it and/or 
9      modify it under the terms of the GNU General Public License as published 
10     by the Free Software Foundation, either version 3 of the License, or
11     (at your option) any later version.
12  
13     GoldenGate is distributed in the hope that it will be useful,
14     but WITHOUT ANY WARRANTY; without even the implied warranty of
15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16     GNU General Public License for more details.
17  
18     You should have received a copy of the GNU General Public License
19     along with GoldenGate .  If not, see <http://www.gnu.org/licenses/>.
20   */
21  package goldengate.ftp.core.command.internal;
22  
23  import goldengate.common.command.ReplyCode;
24  import goldengate.common.command.exception.Reply500Exception;
25  import goldengate.common.logging.GgInternalLogger;
26  import goldengate.common.logging.GgInternalLoggerFactory;
27  import goldengate.ftp.core.command.AbstractCommand;
28  
29  /**
30   * Unrecognized command (unknown command)
31   *
32   * @author Frederic Bregier
33   *
34   */
35  public class UnknownCommand extends AbstractCommand {
36      /**
37       * Internal Logger
38       */
39      private static final GgInternalLogger logger = GgInternalLoggerFactory
40              .getLogger(UnknownCommand.class);
41  
42      /*
43       * (non-Javadoc)
44       *
45       * @see goldengate.ftp.core.command.AbstractCommand#exec()
46       */
47      public void exec() throws Reply500Exception {
48          getSession().setReplyCode(
49                  ReplyCode.REPLY_500_SYNTAX_ERROR_COMMAND_UNRECOGNIZED,
50                  "Unknown Command: " + getCommand() + " with argument: " +
51                          getArg());
52          logger.warn(getSession().getAnswer());
53          invalidCurrentCommand();
54          throw new Reply500Exception(getSession().getReplyCode().getMesg());
55      }
56  }