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Java > Open Source Codes > org > apache > james > imapserver > commands > UnsubscribeCommand


1 /***********************************************************************
2  * Copyright (c) 2000-2004 The Apache Software Foundation. *
3  * All rights reserved. *
4  * ------------------------------------------------------------------- *
5  * Licensed under the Apache License, Version 2.0 (the "License"); you *
6  * may not use this file except in compliance with the License. You *
7  * may obtain a copy of the License at: *
8  * *
9  * http://www.apache.org/licenses/LICENSE-2.0 *
10  * *
11  * Unless required by applicable law or agreed to in writing, software *
12  * distributed under the License is distributed on an "AS IS" BASIS, *
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or *
14  * implied. See the License for the specific language governing *
15  * permissions and limitations under the License. *
16  ***********************************************************************/
17
18 package org.apache.james.imapserver.commands;
19
20 import org.apache.james.imapserver.AccessControlException;
21 import org.apache.james.imapserver.ImapRequest;
22 import org.apache.james.imapserver.ImapSession;
23 import org.apache.james.imapserver.ImapSessionState;
24 import org.apache.james.imapserver.MailboxException;
25
26 import java.util.StringTokenizer JavaDoc;
27 import java.util.List JavaDoc;
28
29 class UnsubscribeCommand extends AuthenticatedSelectedStateCommand
30 {
31     public UnsubscribeCommand()
32     {
33         this.commandName = "UNSUBSCRIBE";
34
35         this.getArgs().add( new AstringArgument( "mailbox" ) );
36     }
37
38     protected boolean doProcess( ImapRequest request, ImapSession session, List JavaDoc argValues )
39     {
40         String JavaDoc command = this.getCommand();
41
42         String JavaDoc folder = (String JavaDoc) argValues.get( 0 );
43
44         try {
45             if ( session.getImapHost().unsubscribe( session.getCurrentUser(), folder ) ) {
46                 session.okResponse( command );
47             }
48             else {
49                 session.noResponse( command );
50             }
51         }
52         catch ( MailboxException mbe ) {
53             if ( mbe.isRemote() ) {
54                 session.noResponse( command, "[REFERRAL "
55                                            + mbe.getRemoteServer() + "]"
56                                            + SP + "Wrong server. Try remote." );
57             }
58             else {
59                 session.noResponse( command, "No such mailbox" );
60             }
61             return true;
62         }
63         catch ( AccessControlException ace ) {
64             session.noResponse( command, "No such mailbox" );
65             session.logACE( ace );
66             return true;
67         }
68         if ( session.getState() == ImapSessionState.SELECTED ) {
69             session.checkSize();
70             session.checkExpunge();
71         }
72         return true;
73     }
74 }
75
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