SimpleCounter.java |
1 /** 2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved. 3 * 4 * The contents of this file are subject to the terms of the Liferay Enterprise 5 * Subscription License ("License"). You may not use this file except in 6 * compliance with the License. You can obtain a copy of the License by 7 * contacting Liferay, Inc. See the License for the specific language governing 8 * permissions and limitations under the License, including but not limited to 9 * distribution rights of the Software. 10 * 11 * 12 * 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 }