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Java > Open Source Codes > org > objectweb > perseus > concurrency > distributed > AbstractLockingAction


1 /**
2  * Copyright (C) 2003-2004
3  * - France Telecom R&D
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  * Release: 1.0
20  *
21  * Authors: Olivier Lobry (olivier.lobry@rd.francetelecom.com)
22  *
23  */
24
25 package org.objectweb.perseus.concurrency.distributed;
26
27 import org.objectweb.perseus.distribution.util.action.AbstractBlockingAction;
28
29
30 abstract public class AbstractLockingAction extends AbstractBlockingAction {
31     public byte lck;
32
33     public AbstractLockingAction(String JavaDoc name, byte expBehaviour,
34                      byte execMode, byte lck) {
35         super(name, expBehaviour, execMode);
36         this.lck = lck;
37     }
38     static public String JavaDoc lckString(byte lck) {
39         switch (lck) {
40         case 0: return "N";
41         case 1: return "R";
42         case 2: return "U";
43         case 3: return "W";
44         }
45         return "?";
46     }
47     public String JavaDoc toString() {
48         return getBrief() + lckString(lck) + name ;
49     }
50     abstract protected String JavaDoc getBrief();
51     abstract protected String JavaDoc getLockingDescription();
52
53
54     final public String JavaDoc getDescription() {
55         return getLockingDescription() + " " + lckString(lck);
56     }
57
58
59 }
60
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