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1   /**
2    *
3    * Copyright 2003-2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  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: 355877 $ $Date: 2005-12-10 18:48:27 -0800 (Sat, 10 Dec 2005) $
24   */
25  public class TransactionTimer {
26      private static volatile long currentTime;
27  
28      private static class CurrentTime extends Thread {
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 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  }