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Java > Open Source Codes > org > objectweb > easybeans > tests > common > resources > Semaphore


1 /**
2  * EasyBeans
3  * Copyright (C) 2006 Bull S.A.S.
4  * Contact: easybeans@objectweb.org
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  * USA
20  *
21  * --------------------------------------------------------------------------
22  * $Id: Semaphore.java 905 2006-07-21 10:05:25Z studzine $
23  * --------------------------------------------------------------------------
24  */
25 package org.objectweb.easybeans.tests.common.resources;
26
27 /**
28  * Semaphore.
29  * @author Eduardo Studzinski Estima de Castro
30  * @author Gisele Pinheiro Souza
31  */
32 public class Semaphore extends java.util.concurrent.Semaphore JavaDoc{
33
34     /**
35      *
36      */
37     private static final long serialVersionUID = -3414920460785733832L;
38     /**
39      * Max value.
40      */
41     private int maxValue;
42
43
44     /**
45      * Default constructor.
46      * @param initialValue available places.
47      */
48     public Semaphore(final int initialValue) {
49         super(initialValue);
50         maxValue = initialValue;
51     }
52
53     /**
54      * Waits all threads to finish.
55      *
56      */
57     public synchronized void waitAll() {
58         while (maxValue != super.availablePermits()) {
59             try {
60                 wait();
61             } catch (InterruptedException JavaDoc e) {
62                 e.printStackTrace();
63             }
64         }
65     }
66 }
67
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