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Java > Open Source Codes > org > alfresco > filesys > server > locking > FileLockListener


1 /*
2  * Copyright (C) 2005 Alfresco, Inc.
3  *
4  * Licensed under the Mozilla Public License version 1.1
5  * with a permitted attribution clause. You may obtain a
6  * copy of the License at
7  *
8  * http://www.alfresco.org/legal/license.txt
9  *
10  * Unless required by applicable law or agreed to in writing,
11  * software distributed under the License is distributed on an
12  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13  * either express or implied. See the License for the specific
14  * language governing permissions and limitations under the
15  * License.
16  */
17 package org.alfresco.filesys.server.locking;
18
19 import org.alfresco.filesys.locking.FileLock;
20 import org.alfresco.filesys.server.SrvSession;
21 import org.alfresco.filesys.server.filesys.NetworkFile;
22
23 /**
24  * File Lock Listener Interface.
25  * <p>
26  * The file lock listener receives events when file locks are granted, released and denied.
27  */
28 public interface FileLockListener
29 {
30
31     /**
32      * Lock has been granted on the specified file.
33      *
34      * @param sess SrvSession
35      * @param file NetworkFile
36      * @param lock FileLock
37      */
38     void lockGranted(SrvSession sess, NetworkFile file, FileLock lock);
39
40     /**
41      * Lock has been released on the specified file.
42      *
43      * @param sess SrvSession
44      * @param file NetworkFile
45      * @param lock FileLock
46      */
47     void lockReleased(SrvSession sess, NetworkFile file, FileLock lock);
48
49     /**
50      * Lock has been denied on the specified file.
51      *
52      * @param sess SrvSession
53      * @param file NetworkFile
54      * @param lock FileLock
55      */
56     void lockDenied(SrvSession sess, NetworkFile file, FileLock lock);
57 }
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