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Java > Open Source Codes > org > netbeans > modules > derby > DbURLClassLoader


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.derby;
21
22 import java.net.URL JavaDoc;
23 import java.net.URLClassLoader JavaDoc;
24 import java.security.AllPermission JavaDoc;
25 import java.security.CodeSource JavaDoc;
26 import java.security.PermissionCollection JavaDoc;
27 import java.security.Permissions JavaDoc;
28
29 /**
30  * This class loader is used to load JDBC drivers from their locations.
31  * Needed since JDBC drivers can reside in arbitrary locations, which the
32  * system class loader does not know about.
33  */

34 public class DbURLClassLoader extends URLClassLoader JavaDoc {
35
36     /** Creates a new instance of DbURLClassLoader */
37     public DbURLClassLoader(URL JavaDoc[] urls) {
38         super(urls);
39     }
40     
41     protected PermissionCollection JavaDoc getPermissions(CodeSource JavaDoc codesource) {
42         Permissions JavaDoc permissions = new Permissions JavaDoc();
43         permissions.add(new AllPermission JavaDoc());
44         permissions.setReadOnly();
45         
46         return permissions;
47     }
48 }
49
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