| LayoutPriorityComparator.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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.portal.util.comparator;
24
25 import com.liferay.portal.kernel.util.OrderByComparator;
26 import com.liferay.portal.model.Layout;
27
28 /**
29 * <a href="LayoutPriorityComparator.java.html"><b><i>View Source</i></b></a>
30 *
31 * @author Brian Wing Shun Chan
32 *
33 */
34 public class LayoutPriorityComparator extends OrderByComparator {
35
36 public static String ORDER_BY_ASC = "priority ASC";
37
38 public static String[] ORDER_BY_FIELDS = {"priority"};
39
40 public LayoutPriorityComparator(Layout layout, boolean lessThan) {
41 _layout = layout;
42 _lessThan = lessThan;
43 }
44
45 public int compare(Object obj1, Object obj2) {
46 Layout layout1 = (Layout)obj1;
47 Layout layout2 = (Layout)obj2;
48
49 int priority1 = layout1.getPriority();
50 int priority2 = layout2.getPriority();
51
52 if (priority1 > priority2) {
53 return 1;
54 }
55 else if (priority1 < priority2) {
56 return -1;
57 }
58 else {
59 if (_layout.equals(layout1)) {
60 if (_lessThan) {
61 return 1;
62 }
63 else {
64 return -1;
65 }
66 }
67 else if (_layout.equals(layout2)) {
68 if (_lessThan) {
69 return -1;
70 }
71 else {
72 return 1;
73 }
74 }
75
76 return 0;
77 }
78 }
79
80 public String getOrderBy() {
81 return ORDER_BY_ASC;
82 }
83
84 public String[] getOrderByFields() {
85 return ORDER_BY_FIELDS;
86 }
87
88 public boolean isAscending() {
89 return true;
90 }
91
92 private Layout _layout;
93 private boolean _lessThan;
94
95 }