/*
 * 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.output;

import java.io.IOException;
import java.io.OutputStream;

Broken output stream. This stream always throws an IOException from all OutputStream methods.

This class is mostly useful for testing error handling in code that uses an output stream.

Since:2.0
/** * Broken output stream. This stream always throws an {@link IOException} from * all {@link OutputStream} methods. * <p> * This class is mostly useful for testing error handling in code that uses an * output stream. * * @since 2.0 */
public class BrokenOutputStream extends OutputStream {
The exception that is thrown by all methods of this class.
/** * 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.
Params:
  • exception – the exception to be thrown
/** * Creates a new stream that always throws the given exception. * * @param exception the exception to be thrown */
public BrokenOutputStream(final IOException exception) { this.exception = exception; }
Creates a new stream that always throws an IOException
/** * Creates a new stream that always throws an {@link IOException} */
public BrokenOutputStream() { this(new IOException("Broken output stream")); }
Throws the configured exception.
Params:
  • b – ignored
Throws:
/** * Throws the configured exception. * * @param b ignored * @throws IOException always thrown */
@Override public void write(final int b) throws IOException { throw exception; }
Throws the configured exception.
Throws:
  • IOException – always thrown
/** * Throws the configured exception. * * @throws IOException always thrown */
@Override public void flush() throws IOException { throw exception; }
Throws the configured exception.
Throws:
  • IOException – always thrown
/** * Throws the configured exception. * * @throws IOException always thrown */
@Override public void close() throws IOException { throw exception; } }