001 /** 002 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved. 003 * 004 * This library is free software; you can redistribute it and/or modify it under 005 * the terms of the GNU Lesser General Public License as published by the Free 006 * Software Foundation; either version 2.1 of the License, or (at your option) 007 * any later version. 008 * 009 * This library is distributed in the hope that it will be useful, but WITHOUT 010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 011 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 012 * details. 013 */ 014 015 package com.liferay.portal.kernel.util; 016 017 import java.io.Serializable; 018 019 /** 020 * @author Brian Wing Shun Chan 021 * @see com.liferay.portal.kernel.servlet.NonSerializableObjectHandler 022 */ 023 public class TransientValue<V> implements Serializable { 024 025 public TransientValue() { 026 } 027 028 public TransientValue(V value) { 029 _value = value; 030 } 031 032 public V getValue() { 033 return _value; 034 } 035 036 public boolean isNotNull() { 037 return !isNull(); 038 } 039 040 public boolean isNull() { 041 if (_value == null) { 042 return true; 043 } 044 else { 045 return false; 046 } 047 } 048 049 public void setValue(V value) { 050 _value = value; 051 } 052 053 private transient V _value; 054 055 }