1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.journal.util.comparator;
21  
22  import com.liferay.portal.kernel.util.OrderByComparator;
23  import com.liferay.portlet.journal.model.JournalArticle;
24  
25  /**
26   * <a href="ArticleIDComparator.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Brian Wing Shun Chan
29   *
30   */
31  public class ArticleIDComparator extends OrderByComparator {
32  
33      public static String ORDER_BY_ASC = "articleId ASC";
34  
35      public static String ORDER_BY_DESC = "articleId DESC";
36  
37      public static String[] ORDER_BY_FIELDS = {"articleId"};
38  
39      public ArticleIDComparator() {
40          this(false);
41      }
42  
43      public ArticleIDComparator(boolean asc) {
44          _asc = asc;
45      }
46  
47      public int compare(Object obj1, Object obj2) {
48          JournalArticle article1 = (JournalArticle)obj1;
49          JournalArticle article2 = (JournalArticle)obj2;
50  
51          int value = article1.getArticleId().toLowerCase().compareTo(
52              article2.getArticleId().toLowerCase());
53  
54          if (_asc) {
55              return value;
56          }
57          else {
58              return -value;
59          }
60      }
61  
62      public String getOrderBy() {
63          if (_asc) {
64              return ORDER_BY_ASC;
65          }
66          else {
67              return ORDER_BY_DESC;
68          }
69      }
70  
71      public String[] getOrderByFields() {
72          return ORDER_BY_FIELDS;
73      }
74  
75      public boolean isAscending() {
76          return _asc;
77      }
78  
79      private boolean _asc;
80  
81  }