01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.catalina.manager.util;
19:
20: import java.util.Comparator;
21:
22: /**
23: * Comparator which reverse the sort order
24: * @author Cédrik LIME
25: */
26: public class ReverseComparator implements Comparator {
27: protected Comparator comparator;
28:
29: /**
30: *
31: */
32: public ReverseComparator(Comparator comparator) {
33: super ();
34: this .comparator = comparator;
35: }
36:
37: /* (non-Javadoc)
38: * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
39: */
40: public int compare(Object o1, Object o2) {
41: int returnValue = comparator.compare(o1, o2);
42: return (-returnValue);
43: }
44: }
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