1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.util;
16  
17  /**
18   * <a href="SimpleCounter.java.html"><b><i>View Source</i></b></a>
19   *
20   * @author Brian Wing Shun Chan
21   */
22  public class SimpleCounter {
23  
24      public SimpleCounter() {
25          this(_DEFAULT_COUNTER);
26      }
27  
28      public SimpleCounter(long counter) {
29          _counter = counter;
30      }
31  
32      public synchronized long get() {
33          return _counter++;
34      }
35  
36      public String getString() {
37          return String.valueOf(get());
38      }
39  
40      private static final long _DEFAULT_COUNTER = 1;
41  
42      private long _counter;
43  
44  }