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Java > Open Source Codes > org > apache > geronimo > transaction > manager > TransactionTimer


1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You 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 implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18 package org.apache.geronimo.transaction.manager;
19
20 /**
21  * TODO improve shutdown
22  *
23  * @version $Revision: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
24  */
25 public class TransactionTimer {
26     private static volatile long currentTime;
27
28     private static class CurrentTime extends Thread JavaDoc {
29         protected CurrentTime() {
30             currentTime = System.currentTimeMillis();
31             setContextClassLoader(null);
32         }
33
34         public void run() {
35             for (; ;) {
36                 currentTime = System.currentTimeMillis();
37                 try {
38                     Thread.sleep(1000);
39                 } catch (InterruptedException JavaDoc e) {
40                     // Ignore exception
41 }
42             }
43         }
44     }
45
46     static {
47         CurrentTime tm = new CurrentTime();
48         tm.setDaemon(true);
49         tm.start();
50     }
51
52     public static long getCurrentTime() {
53         return currentTime;
54     }
55
56 }
57
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