CounterHolder.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.counter.model; 16 17 import java.util.concurrent.atomic.AtomicLong; 18 19 /** 20 * <a href="CounterHolder.java.html"><b><i>View Source</i></b></a> 21 * 22 * @author Shuyang Zhou 23 */ 24 public class CounterHolder { 25 26 public CounterHolder(long initValue, long rangeMax) { 27 _counter = new AtomicLong(initValue); 28 _rangeMax = rangeMax; 29 } 30 31 public long addAndGet(long delta) { 32 return _counter.addAndGet(delta); 33 } 34 35 public long getCurrentValue() { 36 return _counter.get(); 37 } 38 39 public long getRangeMax() { 40 return _rangeMax; 41 } 42 43 private final AtomicLong _counter; 44 private final long _rangeMax; 45 46 }