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 * 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.commons.configuration; 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 32 * standard URLs. This handler acts like a file handler with write support. 33 * 34 * @author Emmanuel Bourg 35 * @version $Id: FileURLStreamHandler.java 1222450 2011-12-22 21:01:33Z oheger $ 36 */ 37 public class FileURLStreamHandler extends URLStreamHandler 38 { 39 @Override 40 protected URLConnection openConnection(URL u) throws IOException 41 { 42 final File file = new File(u.getFile()); 43 44 return new URLConnection(u) { 45 46 @Override 47 public void connect() throws IOException 48 { 49 } 50 51 @Override 52 public InputStream getInputStream() throws IOException 53 { 54 return new FileInputStream(file); 55 } 56 57 @Override 58 public OutputStream getOutputStream() throws IOException 59 { 60 return new FileOutputStream(file); 61 } 62 }; 63 } 64 }