| 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 static String[] ORDER_BY_FIELDS = {"priority"};
36
37 public LayoutPriorityComparator(Layout layout, boolean lessThan) {
38 _layout = layout;
39 _lessThan = lessThan;
40 }
41
42 public int compare(Object obj1, Object obj2) {
43 Layout layout1 = (Layout)obj1;
44 Layout layout2 = (Layout)obj2;
45
46 int priority1 = layout1.getPriority();
47 int priority2 = layout2.getPriority();
48
49 if (priority1 > priority2) {
50 return 1;
51 }
52 else if (priority1 < priority2) {
53 return -1;
54 }
55 else {
56 if (_layout.equals(layout1)) {
57 if (_lessThan) {
58 return 1;
59 }
60 else {
61 return -1;
62 }
63 }
64 else if (_layout.equals(layout2)) {
65 if (_lessThan) {
66 return -1;
67 }
68 else {
69 return 1;
70 }
71 }
72
73 return 0;
74 }
75 }
76
77 public String getOrderBy() {
78 return ORDER_BY_ASC;
79 }
80
81 public String[] getOrderByFields() {
82 return ORDER_BY_FIELDS;
83 }
84
85 public boolean isAscending() {
86 return true;
87 }
88
89 private Layout _layout;
90 private boolean _lessThan;
91
92 }