LayoutPriorityComparator.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.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 }