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


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 import java.lang.reflect.Modifier JavaDoc;
22 import org.netbeans.jmi.javamodel.Initializer;
23
24
25 /**
26  *
27  * @author Tomas Hurka
28  */
29 class InitializerInfoMeasure implements Measure {
30     public static final InitializerInfoMeasure INSTANCE = new InitializerInfoMeasure();
31
32     /** Creates a new instance of ClassMeasure */
33     private InitializerInfoMeasure() {
34     }
35
36     /** Compares Initializer to ASTree object.
37      * @param refObject Must be Java Initializer
38      * @param asTree
39      * @return distance
40      */
41     public int getDistance(Object JavaDoc refObject, Object JavaDoc ast) {
42         if (ast instanceof FeatureInfo) {
43             FeatureInfo astInfo = (FeatureInfo) ast;
44             Initializer refInfo = (Initializer) refObject;
45             boolean isStatic=Modifier.isStatic(refInfo.getModifiers());
46             
47             if (isStatic && astInfo.infoType==FeatureInfo.STATIC_INITIALIZER_TYPE)
48                 return 0;
49             if (!isStatic && astInfo.infoType==FeatureInfo.INSTANCE_INITIALIZER_TYPE)
50                 return 0;
51         }
52         return INFINITE_DISTANCE;
53     }
54 }
55
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