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Java > Open Source Codes > org > apache > tools > ant > module > spi > AutomaticExtraClasspath


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
20 package org.apache.tools.ant.module.spi;
21
22 import java.io.File JavaDoc;
23 import java.io.FileNotFoundException JavaDoc;
24 import java.net.URL JavaDoc;
25 import java.util.Map JavaDoc;
26 import org.openide.filesystems.FileObject;
27 import org.openide.filesystems.FileUtil;
28 import org.openide.filesystems.URLMapper;
29
30 /** Factory method for urls.
31  *
32  * @author Jaroslav Tulach
33  */
34 final class AutomaticExtraClasspath implements AutomaticExtraClasspathProvider {
35     private File JavaDoc file;
36
37
38     private AutomaticExtraClasspath(File JavaDoc file) {
39         this.file = file;
40     }
41
42     public static AutomaticExtraClasspathProvider url(Map JavaDoc<?,?> map) throws Exception JavaDoc {
43         Object JavaDoc obj = map.get("url"); // NOI18N
44 if (obj instanceof URL JavaDoc) {
45             FileObject fo = URLMapper.findFileObject((URL JavaDoc)obj);
46             File JavaDoc f = fo != null ? FileUtil.toFile(fo) : null;
47             if (f != null) {
48                 AutomaticExtraClasspath aec = new AutomaticExtraClasspath(f);
49                 return aec;
50             }
51             throw new FileNotFoundException JavaDoc(obj.toString());
52         } else {
53             throw new IllegalArgumentException JavaDoc("url arg is not URL: " + obj); // NOI18N
54 }
55     }
56
57     public File JavaDoc[] getClasspathItems() {
58         return new File JavaDoc[] { file };
59     }
60 }
61
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