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Java > Open Source Codes > org > openidex > search > VisibilityFilter


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 2004 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.openidex.search;
21
22 import org.netbeans.api.queries.VisibilityQuery;
23 import org.openide.filesystems.FileObject;
24
25 /**
26  *
27  * @author Marian Petras
28  */
29 final class VisibilityFilter implements FileObjectFilter {
30
31     /**
32      */
33     public boolean searchFile(FileObject file)
34             throws IllegalArgumentException JavaDoc {
35         if (file.isFolder()) {
36             throw new java.lang.IllegalArgumentException JavaDoc(
37                     "file (not folder) expected"); //NOI18N
38 }
39         return VisibilityQuery.getDefault().isVisible(file);
40     }
41
42     /**
43      */
44     public int traverseFolder(FileObject folder)
45             throws IllegalArgumentException JavaDoc {
46         if (!folder.isFolder()) {
47             throw new java.lang.IllegalArgumentException JavaDoc(
48                     "folder expected"); //NOI18N
49 }
50         return VisibilityQuery.getDefault().isVisible(folder)
51                ? TRAVERSE
52                : DO_NOT_TRAVERSE;
53     }
54
55 }
56
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