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Java > Open Source Codes > org > ofbiz > base > config > UrlLoader


1 /*
2  * $Id: UrlLoader.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2001-2005 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 package org.ofbiz.base.config;
26
27 import java.net.*;
28 import java.io.*;
29
30 /**
31  * Loads resources from a URL
32  *
33  * @author <a HREF="mailto:jonesde@ofbiz.org">David E. Jones</a>
34  * @version $Rev: 5462 $
35  * @since 2.0
36  */
37 public class UrlLoader extends ResourceLoader implements java.io.Serializable JavaDoc {
38     
39     public URL getURL(String JavaDoc location) throws GenericConfigException {
40         String JavaDoc fullLocation = fullLocation(location);
41
42         URL url = null;
43
44         try {
45             url = new URL(fullLocation);
46         } catch (java.net.MalformedURLException JavaDoc e) {
47             throw new GenericConfigException("Error with malformed URL while trying to load URL resource at location [" + fullLocation + "]", e);
48         }
49         if (url == null) {
50             throw new GenericConfigException("URL Resource not found: " + fullLocation);
51         }
52         
53         return url;
54     }
55      
56     public InputStream loadResource(String JavaDoc location) throws GenericConfigException {
57         URL url = getURL(location);
58
59         try {
60             return url.openStream();
61         } catch (java.io.IOException JavaDoc e) {
62             throw new GenericConfigException("Error opening URL resource at location [" + url.toExternalForm() + "]", e);
63         }
64     }
65 }
66
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