| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.io.input; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** |
| * Broken input stream. This stream always throws an {@link IOException} from |
| * all the {@link InputStream} methods where the exception is declared. |
| * <p> |
| * This class is mostly useful for testing error handling in code that uses an |
| * input stream. |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| public class BrokenInputStream extends InputStream { |
| |
| /** |
| * The exception that is thrown by all methods of this class. |
| */ |
| private final IOException exception; |
| |
| /** |
| * Creates a new stream that always throws the given exception. |
| * |
| * @param exception the exception to be thrown |
| */ |
| public BrokenInputStream(final IOException exception) { |
| this.exception = exception; |
| } |
| |
| /** |
| * Creates a new stream that always throws an {@link IOException} |
| */ |
| public BrokenInputStream() { |
| this(new IOException("Broken input stream")); |
| } |
| |
| /** |
| * Throws the configured exception. |
| * |
| * @return nothing |
| * @throws IOException always thrown |
| */ |
| @Override |
| public int read() throws IOException { |
| throw exception; |
| } |
| |
| /** |
| * Throws the configured exception. |
| * |
| * @return nothing |
| * @throws IOException always thrown |
| */ |
| @Override |
| public int available() throws IOException { |
| throw exception; |
| } |
| |
| /** |
| * Throws the configured exception. |
| * |
| * @param n ignored |
| * @return nothing |
| * @throws IOException always thrown |
| */ |
| @Override |
| public long skip(final long n) throws IOException { |
| throw exception; |
| } |
| |
| /** |
| * Throws the configured exception. |
| * |
| * @throws IOException always thrown |
| */ |
| @Override |
| public synchronized void reset() throws IOException { |
| throw exception; |
| } |
| |
| /** |
| * Throws the configured exception. |
| * |
| * @throws IOException always thrown |
| */ |
| @Override |
| public void close() throws IOException { |
| throw exception; |
| } |
| |
| } |