1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.journal.util.comparator;
24  
25  import com.liferay.portal.kernel.util.OrderByComparator;
26  import com.liferay.portlet.journal.model.JournalArticle;
27  
28  /**
29   * <a href="ArticleIDComparator.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Brian Wing Shun Chan
32   *
33   */
34  public class ArticleIDComparator extends OrderByComparator {
35  
36      public static String ORDER_BY_ASC = "articleId ASC";
37  
38      public static String ORDER_BY_DESC = "articleId DESC";
39  
40      public ArticleIDComparator() {
41          this(false);
42      }
43  
44      public ArticleIDComparator(boolean asc) {
45          _asc = asc;
46      }
47  
48      public int compare(Object obj1, Object obj2) {
49          JournalArticle article1 = (JournalArticle)obj1;
50          JournalArticle article2 = (JournalArticle)obj2;
51  
52          int value = article1.getArticleId().toLowerCase().compareTo(
53              article2.getArticleId().toLowerCase());
54  
55          if (_asc) {
56              return value;
57          }
58          else {
59              return -value;
60          }
61      }
62  
63      public String getOrderBy() {
64          if (_asc) {
65              return ORDER_BY_ASC;
66          }
67          else {
68              return ORDER_BY_DESC;
69          }
70      }
71  
72      private boolean _asc;
73  
74  }