1 /*
2 * Copyright 2007 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.ole.gl.businessobject.options;
17
18 import java.util.Comparator;
19
20 import org.kuali.ole.gl.businessobject.OriginEntryGroup;
21
22 /**
23 * A comparator for origin entry groups, based on their group IDs
24 */
25 public class OEGIdComparator implements Comparator {
26
27 /**
28 * Constructs a OEGIdComparator
29 */
30 public OEGIdComparator() {
31 }
32
33 /**
34 * Compares two origin entry groups based on their group ids
35 *
36 * @param c1 the first origin entry group to compare
37 * @param c2 the second origin entry group to comare
38 * @return a negative if c1's group ID is less than c2's; a zero if the group IDs are equal; a positive number otherwise
39 * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
40 */
41 public int compare(Object c1, Object c2) {
42
43 OriginEntryGroup oeg1 = (OriginEntryGroup) c1;
44 OriginEntryGroup oeg2 = (OriginEntryGroup) c2;
45
46 return oeg2.getId().compareTo(oeg1.getId());
47 }
48
49 }