KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > netbeans > api > registry > fs > FileSystemContextFactory


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.api.registry.fs;
21
22 import org.netbeans.core.registry.ContextImpl;
23 import org.netbeans.core.registry.ResettableContextImpl;
24 import org.netbeans.spi.registry.BasicContext;
25 import org.openide.ErrorManager;
26 import org.openide.filesystems.FileObject;
27 import org.openide.filesystems.FileStateInvalidException;
28 import org.openide.filesystems.Repository;
29
30 /**
31  * This class contains helper methods for creation of BasicContext over the
32  * Filesystem.
33  *
34  * @author David Konecny
35  */
36 public final class FileSystemContextFactory {
37
38     private FileSystemContextFactory() {
39     }
40     
41     /**
42      * Create context implementation over the Filesystem. The
43      * passed file object will be root of the context hierarchy.
44      *
45      * @param root file object which will be root of the context hierarchy
46      * @return instance of RootContext created for the given fileobject
47      * @deprecated relation between FileObjects and Contexts is just implementation detail.
48      * No replacement for this method.
49      */
50     public static BasicContext createContext(FileObject root) {
51         BasicContext rc;
52         boolean isSFS = false;
53         try {
54             isSFS = root.getFileSystem().equals(Repository.getDefault().getDefaultFileSystem());
55         } catch (FileStateInvalidException ex) {
56             ErrorManager.getDefault().log(ErrorManager.WARNING, ex.toString());
57             isSFS = false;
58         }
59         if (isSFS) {
60             rc = new ResettableContextImpl(root);
61         } else {
62             rc = new ContextImpl (root);
63         }
64         return rc;
65     }
66     
67 }
68
Popular Tags