| TransientValue.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.portal.kernel.util;
16
17 import java.io.Serializable;
18
19 /**
20 * <a href="TransientValue.java.html"><b><i>View Source</i></b></a>
21 *
22 * @author Brian Wing Shun Chan
23 */
24 public class TransientValue<V> implements Serializable {
25
26 public TransientValue(V value) {
27 _value = value;
28 }
29
30 public V getValue() {
31 return _value;
32 }
33
34 public boolean isNotNull() {
35 return !isNull();
36 }
37
38 public boolean isNull() {
39 if (_value == null) {
40 return true;
41 }
42 else {
43 return false;
44 }
45 }
46
47 public void setValue(V value) {
48 _value = value;
49 }
50
51 private transient V _value;
52
53 }