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Java > Open Source Codes > org > netbeans > modules > web > project > WebProjectUtil


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.netbeans.modules.web.project;
21
22 import java.io.File JavaDoc;
23 import java.net.MalformedURLException JavaDoc;
24 import java.net.URL JavaDoc;
25 import org.openide.filesystems.FileUtil;
26
27 /**
28  * Miscellaneous utilities for the web project module.
29  * Mainly addded to bring the web project in sync with the j2se project.
30  *
31  * @author Andrei Badea
32  */
33 public class WebProjectUtil {
34     private WebProjectUtil() {
35     }
36
37     /**
38      * Creates an URL of a classpath or sourcepath root
39      * For the existing directory it returns the URL obtained from {@link File#toUri()}
40      * For archive file it returns an URL of the root of the archive file
41      * For non existing directory it fixes the ending '/'
42      * @param root the file of a root
43      * @param offset a path relative to the root file or null (eg. src/ for jar:file:///lib.jar!/src/)"
44      * @return an URL of the root
45      * @throws MalformedURLException if the URL cannot be created
46      */
47     public static URL JavaDoc getRootURL (File JavaDoc root, String JavaDoc offset) throws MalformedURLException JavaDoc {
48         URL JavaDoc url = root.toURI().toURL();
49         if (FileUtil.isArchiveFile(url)) {
50             url = FileUtil.getArchiveRoot(url);
51         } else if (!root.exists()) {
52             url = new URL JavaDoc(url.toExternalForm() + "/"); // NOI18N
53 }
54         if (offset != null) {
55             assert offset.endsWith("/"); //NOI18N
56 url = new URL JavaDoc(url.toExternalForm() + offset); // NOI18N
57 }
58         return url;
59     }
60 }
61
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