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.softwarecatalog.util.comparator;
21  
22  import com.liferay.portal.kernel.util.DateUtil;
23  import com.liferay.portal.kernel.util.OrderByComparator;
24  import com.liferay.portlet.softwarecatalog.model.SCProductEntry;
25  
26  /**
27   * <a href="ProductEntryCreateDateComparator.java.html"><b><i>View Source</i>
28   * </b></a>
29   *
30   * @author Brian Wing Shun Chan
31   *
32   */
33  public class ProductEntryCreateDateComparator extends OrderByComparator {
34  
35      public static String ORDER_BY_ASC = "createDate ASC";
36  
37      public static String ORDER_BY_DESC = "createDate DESC";
38  
39      public static String[] ORDER_BY_FIELDS = {"createDate"};
40  
41      public ProductEntryCreateDateComparator() {
42          this(false);
43      }
44  
45      public ProductEntryCreateDateComparator(boolean asc) {
46          _asc = asc;
47      }
48  
49      public int compare(Object obj1, Object obj2) {
50          SCProductEntry productEntry1 = (SCProductEntry)obj1;
51          SCProductEntry productEntry2 = (SCProductEntry)obj2;
52  
53          int value = DateUtil.compareTo(
54              productEntry1.getCreateDate(), productEntry2.getCreateDate());
55  
56          if (_asc) {
57              return value;
58          }
59          else {
60              return -value;
61          }
62      }
63  
64      public String getOrderBy() {
65          if (_asc) {
66              return ORDER_BY_ASC;
67          }
68          else {
69              return ORDER_BY_DESC;
70          }
71      }
72  
73      public String[] getOrderByFields() {
74          return ORDER_BY_FIELDS;
75      }
76  
77      public boolean isAscending() {
78          return _asc;
79      }
80  
81      private boolean _asc;
82  
83  }