01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * 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: */package com.liferay.portal.util.comparator;
22:
23: import com.liferay.portal.kernel.util.OrderByComparator;
24: import com.liferay.portal.model.Layout;
25:
26: /**
27: * <a href="LayoutPriorityComparator.java.html"><b><i>View Source</i></b></a>
28: *
29: * @author Brian Wing Shun Chan
30: *
31: */
32: public class LayoutPriorityComparator extends OrderByComparator {
33:
34: public static String ORDER_BY_ASC = "priority ASC";
35:
36: public LayoutPriorityComparator(Layout layout, boolean lessThan) {
37: _layout = layout;
38: _lessThan = lessThan;
39: }
40:
41: public int compare(Object obj1, Object obj2) {
42: Layout layout1 = (Layout) obj1;
43: Layout layout2 = (Layout) obj2;
44:
45: int priority1 = layout1.getPriority();
46: int priority2 = layout2.getPriority();
47:
48: if (priority1 > priority2) {
49: return 1;
50: } else if (priority1 < priority2) {
51: return -1;
52: } else {
53: if (_layout.equals(layout1)) {
54: if (_lessThan) {
55: return 1;
56: } else {
57: return -1;
58: }
59: } else if (_layout.equals(layout2)) {
60: if (_lessThan) {
61: return -1;
62: } else {
63: return 1;
64: }
65: }
66:
67: return 0;
68: }
69: }
70:
71: public String getOrderBy() {
72: return ORDER_BY_ASC;
73: }
74:
75: private Layout _layout;
76: private boolean _lessThan;
77:
78: }
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