1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://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.commons.configuration2;
19
20 import java.io.File;
21 import java.io.FileInputStream;
22 import java.io.FileOutputStream;
23 import java.io.IOException;
24 import java.io.InputStream;
25 import java.io.OutputStream;
26 import java.net.URL;
27 import java.net.URLConnection;
28 import java.net.URLStreamHandler;
29
30 /**
31 * A custom URLStreamHandler to test loading and saving configurations to non standard URLs. This handler acts like a
32 * file handler with write support.
33 */
34 public class FileURLStreamHandler extends URLStreamHandler {
35 @Override
36 protected URLConnection openConnection(final URL url) throws IOException {
37 final File file = new File(url.getFile());
38
39 return new URLConnection(url) {
40
41 @Override
42 public void connect() throws IOException {
43 }
44
45 @Override
46 public InputStream getInputStream() throws IOException {
47 return new FileInputStream(file);
48 }
49
50 @Override
51 public OutputStream getOutputStream() throws IOException {
52 return new FileOutputStream(file);
53 }
54 };
55 }
56 }