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Java > Open Source Codes > org > netbeans > modules > tasklist > usertasks > treetable > NotComparator


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.tasklist.usertasks.treetable;
21
22 import java.util.Comparator JavaDoc;
23
24 /**
25  * Inverts results of another Comparator
26  */
27 public class NotComparator<T> implements Comparator JavaDoc<T> {
28     private Comparator JavaDoc<T> c;
29
30     /**
31      * Creates a new instance of NotComparator
32      *
33      * @param c a comparator
34      */
35     public NotComparator(Comparator JavaDoc<T> c) {
36         this.c = c;
37     }
38
39     public int compare(T o1, T o2) {
40         return -c.compare(o1, o2);
41     }
42 }
43
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