| LayoutPriorityComparator.java |
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.portal.util.comparator;
21
22 import com.liferay.portal.kernel.util.OrderByComparator;
23 import com.liferay.portal.model.Layout;
24
25 /**
26 * <a href="LayoutPriorityComparator.java.html"><b><i>View Source</i></b></a>
27 *
28 * @author Brian Wing Shun Chan
29 *
30 */
31 public class LayoutPriorityComparator extends OrderByComparator {
32
33 public static String ORDER_BY_ASC = "priority ASC";
34
35 public LayoutPriorityComparator(Layout layout, boolean lessThan) {
36 _layout = layout;
37 _lessThan = lessThan;
38 }
39
40 public int compare(Object obj1, Object obj2) {
41 Layout layout1 = (Layout)obj1;
42 Layout layout2 = (Layout)obj2;
43
44 int priority1 = layout1.getPriority();
45 int priority2 = layout2.getPriority();
46
47 if (priority1 > priority2) {
48 return 1;
49 }
50 else if (priority1 < priority2) {
51 return -1;
52 }
53 else {
54 if (_layout.equals(layout1)) {
55 if (_lessThan) {
56 return 1;
57 }
58 else {
59 return -1;
60 }
61 }
62 else if (_layout.equals(layout2)) {
63 if (_lessThan) {
64 return -1;
65 }
66 else {
67 return 1;
68 }
69 }
70
71 return 0;
72 }
73 }
74
75 public String getOrderBy() {
76 return ORDER_BY_ASC;
77 }
78
79 private Layout _layout;
80 private boolean _lessThan;
81
82 }