| EntryVisitsComparator.java |
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.bookmarks.util.comparator;
24
25 import com.liferay.portal.kernel.util.OrderByComparator;
26 import com.liferay.portlet.bookmarks.model.BookmarksEntry;
27
28 /**
29 * <a href="EntryVisitsComparator.java.html"><b><i>View Source</i></b></a>
30 *
31 * @author Brian Wing Shun Chan
32 *
33 */
34 public class EntryVisitsComparator extends OrderByComparator {
35
36 public static String ORDER_BY_ASC = "visits ASC";
37
38 public static String ORDER_BY_DESC = "visits DESC";
39
40 public EntryVisitsComparator() {
41 this(false);
42 }
43
44 public EntryVisitsComparator(boolean asc) {
45 _asc = asc;
46 }
47
48 public int compare(Object obj1, Object obj2) {
49 BookmarksEntry entry1 = (BookmarksEntry)obj1;
50 BookmarksEntry entry2 = (BookmarksEntry)obj2;
51
52 int value = 0;
53
54 if (entry1.getVisits() < entry2.getVisits()) {
55 value = -1;
56 }
57 else if (entry1.getVisits() > entry2.getVisits()) {
58 value = 1;
59 }
60
61 if (_asc) {
62 return value;
63 }
64 else {
65 return -value;
66 }
67 }
68
69 public String getOrderBy() {
70 if (_asc) {
71 return ORDER_BY_ASC;
72 }
73 else {
74 return ORDER_BY_DESC;
75 }
76 }
77
78 private boolean _asc;
79
80 }