01: /*
02: * $Id: UrlLoader.java,v 1.2 2003/08/20 23:02:13 jonesde Exp $
03: *
04: * Copyright (c) 2001, 2002 The Open For Business Project - www.ofbiz.org
05: *
06: * Permission is hereby granted, free of charge, to any person obtaining a
07: * copy of this software and associated documentation files (the "Software"),
08: * to deal in the Software without restriction, including without limitation
09: * 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 $Revision: 1.2 $
35: * @since 2.0
36: */
37: public class UrlLoader extends ResourceLoader {
38:
39: public URL getURL(String location) throws GenericConfigException {
40: String fullLocation = fullLocation(location);
41:
42: URL url = null;
43:
44: try {
45: url = new URL(fullLocation);
46: } catch (java.net.MalformedURLException e) {
47: throw new GenericConfigException(
48: "Error with malformed URL while trying to load URL resource at location ["
49: + fullLocation + "]", e);
50: }
51: if (url == null) {
52: throw new GenericConfigException("URL Resource not found: "
53: + fullLocation);
54: }
55:
56: return url;
57: }
58:
59: public InputStream loadResource(String location)
60: throws GenericConfigException {
61: URL url = getURL(location);
62:
63: try {
64: return url.openStream();
65: } catch (java.io.IOException e) {
66: throw new GenericConfigException(
67: "Error opening URL resource at location ["
68: + url.toExternalForm() + "]", e);
69: }
70: }
71: }
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