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Java > Open Source Codes > org > netbeans > modules > url > URLDataLoader


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.url;
21
22 import java.io.IOException JavaDoc;
23 import org.openide.filesystems.FileObject;
24 import org.openide.loaders.DataObjectExistsException;
25 import org.openide.loaders.ExtensionList;
26 import org.openide.loaders.MultiDataObject;
27 import org.openide.loaders.UniFileLoader;
28 import org.openide.util.NbBundle;
29
30 /**
31  * Data loader which recognizes URL files.
32  *
33  * @author Ian Formanek
34  */
35 public class URLDataLoader extends UniFileLoader {
36
37     /** Generated serial version UID. */
38     static final long serialVersionUID =-7407252842873642582L;
39     /** MIME-type of URL files */
40     private static final String JavaDoc URL_MIME_TYPE = "text/url"; //NOI18N
41
42     
43     /** Creates a new URLDataLoader without the extension. */
44     public URLDataLoader() {
45         super("org.netbeans.modules.url.URLDataObject"); //NOI18N
46 }
47
48     
49     /**
50      * Initializes this loader. This method is called only once the first time
51      * this loader is used (not for each instance).
52      */
53     protected void initialize () {
54         super.initialize();
55
56         ExtensionList ext = new ExtensionList();
57         ext.addMimeType(URL_MIME_TYPE);
58         ext.addMimeType("text/x-url"); //NOI18N
59 setExtensions(ext);
60     }
61
62     /** */
63     protected String JavaDoc defaultDisplayName() {
64         return NbBundle.getMessage(URLDataLoader.class,
65                                    "PROP_URLLoader_Name"); //NOI18N
66 }
67     
68     /**
69      * This methods uses the layer action context so it returns
70      * a non-<code>null</code> value.
71      *
72      * @return name of the context on layer files to read/write actions to
73      */
74     protected String JavaDoc actionsContext () {
75         return "Loaders/text/url/Actions/"; //NOI18N
76 }
77     
78     /**
79      * @return <code>URLDataObject</code> for the specified file
80      */
81     protected MultiDataObject createMultiObject(FileObject primaryFile)
82             throws DataObjectExistsException, IOException JavaDoc {
83         return new URLDataObject(primaryFile, this);
84     }
85
86 }
87
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