001 /** 002 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved. 003 * 004 * The contents of this file are subject to the terms of the Liferay Enterprise 005 * Subscription License ("License"). You may not use this file except in 006 * compliance with the License. You can obtain a copy of the License by 007 * contacting Liferay, Inc. See the License for the specific language governing 008 * permissions and limitations under the License, including but not limited to 009 * distribution rights of the Software. 010 * 011 * 012 * 013 */ 014 015 package com.liferay.portal.kernel.util; 016 017 import java.io.Serializable; 018 019 /** 020 * @author Brian Wing Shun Chan 021 */ 022 public class TransientValue<V> implements Serializable { 023 024 public TransientValue(V value) { 025 _value = value; 026 } 027 028 public V getValue() { 029 return _value; 030 } 031 032 public boolean isNotNull() { 033 return !isNull(); 034 } 035 036 public boolean isNull() { 037 if (_value == null) { 038 return true; 039 } 040 else { 041 return false; 042 } 043 } 044 045 public void setValue(V value) { 046 _value = value; 047 } 048 049 private transient V _value; 050 051 }