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Java > Open Source Codes > org > netbeans > modules > javacore > parser > Measure


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 package org.netbeans.modules.javacore.parser;
20
21 /**
22  *
23  * @author Martin Matula
24  */
25 interface Measure {
26     /** Value representing infinite distance - any distance value equal
27      * or greater than this is represented as infinite (i.e. indicates
28      * that the compared objects are distinct).
29      */
30     public int INFINITE_DISTANCE = 1000;
31
32     /** Compares two objects and returns
33      * distance between them (value expressing how big the difference between
34      * them is).
35      * @param first First object to be compared.
36      * @param second Second object to be compared.
37      * @return Distance between compared objects (0 = objects perfectly match,
38      * INFINITE_DISTANCE = objects are completely different)
39      */
40     public int getDistance(Object JavaDoc first, Object JavaDoc second);
41 }
42
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