01: /*
02: * Copyright 2007 The Kuali Foundation.
03: *
04: * Licensed under the Educational Community License, Version 1.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.opensource.org/licenses/ecl1.php
09: *
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.module.gl.lookup.keyvalues;
17:
18: import java.util.Comparator;
19:
20: import org.kuali.module.gl.bo.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: }
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