1 /**
2 * This file is part of Waarp Project.
3 *
4 * Copyright 2009, Frederic Bregier, and individual contributors by the @author tags. See the
5 * COPYRIGHT.txt in the distribution for a full listing of individual contributors.
6 *
7 * All Waarp Project is free software: you can redistribute it and/or modify it under the terms of
8 * the GNU General Public License as published by the Free Software Foundation, either version 3 of
9 * the License, or (at your option) any later version.
10 *
11 * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
12 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
13 * Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along with Waarp . If not, see
16 * <http://www.gnu.org/licenses/>.
17 */
18 package org.waarp.ftp.core.command.access;
19
20 import org.waarp.common.command.NextCommandReply;
21 import org.waarp.common.command.exception.Reply421Exception;
22 import org.waarp.common.command.exception.Reply501Exception;
23 import org.waarp.common.command.exception.Reply530Exception;
24 import org.waarp.ftp.core.command.AbstractCommand;
25
26 /**
27 * USER command
28 *
29 * @author Frederic Bregier
30 *
31 */
32 public class USER extends AbstractCommand {
33 @Override
34 public void exec() throws Reply501Exception, Reply421Exception,
35 Reply530Exception {
36 if (!hasArg()) {
37 getSession().reinitFtpAuth();
38 throw new Reply501Exception("Need a username as argument");
39 }
40 String username = getArg();
41 NextCommandReply nextCommandReply;
42 try {
43 nextCommandReply = getSession().getAuth().setUser(username);
44 } catch (Reply530Exception e) {
45 getSession().reinitFtpAuth();
46 throw e;
47 }
48 setExtraNextCommand(nextCommandReply.command);
49 getSession().setReplyCode(nextCommandReply.reply,
50 nextCommandReply.message);
51 }
52
53 }