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Java > Open Source Codes > org > netbeans > modules > java > editor > overridden > ReverseSourceRootsLookup


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.java.editor.overridden;
20
21 import java.util.HashSet JavaDoc;
22 import java.util.Set JavaDoc;
23 import java.util.logging.Level JavaDoc;
24 import java.util.logging.Logger JavaDoc;
25 import org.netbeans.api.java.classpath.ClassPath;
26 import org.netbeans.api.java.classpath.ClassPath.Entry;
27 import org.netbeans.api.java.classpath.GlobalPathRegistry;
28 import org.netbeans.api.java.queries.SourceForBinaryQuery;
29 import org.openide.filesystems.FileObject;
30 import org.openide.filesystems.FileStateInvalidException;
31 import org.openide.filesystems.FileUtil;
32
33 /**
34  *
35  * @author Jan Lahoda
36  */
37 public class ReverseSourceRootsLookup {
38     
39     /** Creates a new instance of ReverseSourceRootsLookup */
40     private ReverseSourceRootsLookup() {
41     }
42     
43     public static Set JavaDoc<FileObject> reverseSourceRootsLookup(FileObject baseSourceRoot) {
44 // System.err.println("baseSourceRoot=" + baseSourceRoot);
45 Set JavaDoc<FileObject> result = new HashSet JavaDoc<FileObject>();
46         
47         MAIN_LOOP: for (FileObject sourceRoot : GlobalPathRegistry.getDefault().getSourceRoots()) {
48 // System.err.println("sourceRoot=" + sourceRoot);
49 // System.err.println("cp=" + ClassPath.getClassPath(sourceRoot, ClassPath.COMPILE));
50 for (Entry compileClassPathElement : ClassPath.getClassPath(sourceRoot, ClassPath.COMPILE).entries()) {
51 // System.err.println("checking cp element=" + compileClassPathElement);
52 for (FileObject proposedSourceRoot : SourceForBinaryQuery.findSourceRoots(compileClassPathElement.getURL()).getRoots()) {
53 // System.err.println("proposedSourceRoot=" + FileUtil.getFileDisplayName(proposedSourceRoot));
54 if (baseSourceRoot.equals(proposedSourceRoot)) {
55                         result.add(sourceRoot);
56                         continue MAIN_LOOP;
57                     }
58                 }
59             }
60         }
61         
62         return result;
63     }
64     
65 }
66
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