| SimpleCounter.java |
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 }