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Java > Open Source Codes > org > netbeans > modules > editor > guards > GuardedPositionComparator


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.editor.guards;
21
22 import java.util.Comparator JavaDoc;
23 import org.netbeans.api.editor.guards.GuardedSection;
24
25 /** Comparator of the guarded sections. It compares the begin position
26 * of the sections.
27 */
28 final class GuardedPositionComparator implements Comparator JavaDoc<GuardedSection> {
29     /** Compare two objects. Both have to be either SimpleSection
30     * either InteriorSection instance.
31     */
32     public int compare(GuardedSection o1, GuardedSection o2) {
33         return getOffset(o1) - getOffset(o2);
34     }
35
36     /** Computes the offset of the begin of the section. */
37     private int getOffset(GuardedSection o) {
38         return o.getStartPosition().getOffset();
39     }
40 }
41
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