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Commons IO example source code file (ClosedOutputStream.java)

This example Commons IO source code file (ClosedOutputStream.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons IO tags/keywords

closed_output_stream, closed_output_stream, closedoutputstream, closedoutputstream, io, ioexception, ioexception, outputstream, outputstream, override

The Commons IO ClosedOutputStream.java source code

 * 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,
 * 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;

 * Closed output stream. This stream throws an exception on all attempts to
 * write something to the stream.
 * <p>
 * Typically uses of this class include testing for corner cases in methods
 * that accept an output stream and acting as a sentinel value instead of
 * a <code>null output stream.
 * @version $Id: ClosedOutputStream.java 659817 2008-05-24 13:23:10Z niallp $
 * @since Commons IO 1.4
public class ClosedOutputStream extends OutputStream {
     * A singleton.
    public static final ClosedOutputStream CLOSED_OUTPUT_STREAM = new ClosedOutputStream();

     * Throws an {@link IOException} to indicate that the stream is closed.
     * @param b ignored
     * @throws IOException always thrown
    public void write(int b) throws IOException {
        throw new IOException("write(" + b + ") failed: stream is closed");


Other Commons IO examples (source code examples)

Here is a short list of links related to this Commons IO ClosedOutputStream.java source code file:

my book on functional programming


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