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Java > Open Source Codes > org > apache > batik > bridge > NoLoadExternalResourceSecurity


1 /*
2
3    Copyright 2002-2003 The Apache Software Foundation
4
5    Licensed under the Apache License, Version 2.0 (the "License");
6    you may not use this file except in compliance with the License.
7    You may obtain a copy of the License at
8
9        http://www.apache.org/licenses/LICENSE-2.0
10
11    Unless required by applicable law or agreed to in writing, software
12    distributed under the License is distributed on an "AS IS" BASIS,
13    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14    See the License for the specific language governing permissions and
15    limitations under the License.
16
17  */
18 package org.apache.batik.bridge;
19
20
21 /**
22  * This implementation does not allow any external resources to be
23  * referenced from an SVG document.
24  *
25  * @author <a HREF="mailto:vhardy@apache.org">Vincent Hardy</a>
26  * @version $Id: NoLoadExternalResourceSecurity.java,v 1.6 2004/08/18 07:12:32 vhardy Exp $
27  */
28 public class NoLoadExternalResourceSecurity implements ExternalResourceSecurity {
29     /**
30      * Message when trying to load an external resource
31      */
32     public static final String JavaDoc ERROR_NO_EXTERNAL_RESOURCE_ALLOWED
33         = "NoLoadExternalResourceSecurity.error.no.external.resource.allowed";
34
35     /**
36      * The exception is built in the constructor and thrown if
37      * not null and the checkLoadExternalResource method is called.
38      */
39     protected SecurityException JavaDoc se;
40
41     /**
42      * Controls whether the external resource should be loaded or not.
43      *
44      * @throws SecurityException if the externalResource should not be loaded.
45      */
46     public void checkLoadExternalResource(){
47         if (se != null) {
48             se.fillInStackTrace();
49             throw se;
50         }
51     }
52
53     /**
54      */
55     public NoLoadExternalResourceSecurity(){
56         se = new SecurityException JavaDoc
57             (Messages.formatMessage(ERROR_NO_EXTERNAL_RESOURCE_ALLOWED,
58                                     null));
59         
60     }
61 }
62
63
64     
65
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