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Commons IO example source code file (NullOutputStream.java)

This example Commons IO source code file (NullOutputStream.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

io, ioexception, null_output_stream, null_output_stream, nulloutputstream, nulloutputstream, outputstream, outputstream, override, override

The Commons IO NullOutputStream.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,
 * 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;

/**
 * This OutputStream writes all data to the famous <b>/dev/null.
 * <p>
 * This output stream has no destination (file/socket etc.) and all
 * bytes written to it are ignored and lost.
 * 
 * @author Jeremias Maerki
 * @version $Id: NullOutputStream.java 659817 2008-05-24 13:23:10Z niallp $
 */
public class NullOutputStream extends OutputStream {
    
    /**
     * A singleton.
     */
    public static final NullOutputStream NULL_OUTPUT_STREAM = new NullOutputStream();

    /**
     * Does nothing - output to <code>/dev/null.
     * @param b The bytes to write
     * @param off The start offset
     * @param len The number of bytes to write
     */
    @Override
    public void write(byte[] b, int off, int len) {
        //to /dev/null
    }

    /**
     * Does nothing - output to <code>/dev/null.
     * @param b The byte to write
     */
    @Override
    public void write(int b) {
        //to /dev/null
    }

    /**
     * Does nothing - output to <code>/dev/null.
     * @param b The bytes to write
     * @throws IOException never
     */
    @Override
    public void write(byte[] b) throws IOException {
        //to /dev/null
    }

}

Other Commons IO examples (source code examples)

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