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Java > Open Source Codes > org > netbeans > modules > java > project > ProjectSourceLevelQueryImpl


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.project;
20
21 import java.net.URI JavaDoc;
22 import org.netbeans.api.project.FileOwnerQuery;
23 import org.netbeans.api.project.Project;
24 import org.netbeans.spi.java.queries.SourceLevelQueryImplementation;
25
26 /**
27  * Finds project owning given file, SourceLevelQueryImplementation impl in its
28  * lookup and delegates question to it.
29  * @author David Konecny
30  */
31 public class ProjectSourceLevelQueryImpl implements SourceLevelQueryImplementation {
32
33     /** Default constructor for lookup. */
34     public ProjectSourceLevelQueryImpl() {}
35
36     public String JavaDoc getSourceLevel(org.openide.filesystems.FileObject javaFile) {
37         Project project = FileOwnerQuery.getOwner(javaFile);
38         if (project != null) {
39             SourceLevelQueryImplementation slq = project.getLookup().lookup(SourceLevelQueryImplementation.class);
40             if (slq != null) {
41                 return slq.getSourceLevel(javaFile);
42             }
43         }
44         return null;
45     }
46     
47 }
48
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