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  /**
18   * <a href="IntegerWrapper.java.html"><b><i>View Source</i></b></a>
19   *
20   * @author Brian Wing Shun Chan
21   */
22  public class IntegerWrapper
23      extends PrimitiveWrapper implements Comparable<IntegerWrapper> {
24  
25      public static final Class<?> TYPE = Integer.TYPE;
26  
27      public IntegerWrapper() {
28          this(0);
29      }
30  
31      public IntegerWrapper(int value) {
32          _value = value;
33      }
34  
35      public int compareTo(IntegerWrapper integerWrapper) {
36          if (integerWrapper == null) {
37              return 1;
38          }
39  
40          if (getValue() > integerWrapper.getValue()) {
41              return 1;
42          }
43          else if (getValue() < integerWrapper.getValue()) {
44              return -1;
45          }
46          else {
47              return 0;
48          }
49      }
50  
51      public int getValue() {
52          return _value;
53      }
54  
55      public void setValue(int value) {
56          _value = value;
57      }
58  
59      public int increment() {
60          return ++_value;
61      }
62  
63      public int decrement() {
64          return --_value;
65      }
66  
67      private int _value;
68  
69  }