01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19:
20: package org.apache.synapse.util;
21:
22: import java.io.InputStream;
23: import java.io.OutputStream;
24: import java.net.URL;
25: import java.net.URLConnection;
26: import java.net.URLStreamHandler;
27:
28: public final class ClasspathURLStreamHandler extends URLStreamHandler {
29:
30: public URLConnection openConnection(URL url) {
31: return new URLConnectionImpl(url);
32: }
33:
34: private static final class URLConnectionImpl extends URLConnection {
35:
36: public URLConnectionImpl(URL url) {
37: super (url);
38: }
39:
40: public void connect() {
41: }
42:
43: public InputStream getInputStream() {
44: String s = url.toExternalForm();
45: s = s.substring((url.getProtocol() + "://").length(), s
46: .length());
47:
48: InputStream is = ClasspathURLStreamHandler.class
49: .getClassLoader().getResourceAsStream(s);
50: if (is == null) {
51: String msg = "Unable to read the specified resource from the classpath: "
52: + s;
53: throw new RuntimeException(msg);
54: }
55: return is;
56: }
57:
58: public OutputStream getOutputStream() {
59: throw new UnsupportedOperationException();
60: }
61: }
62: }
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