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Commons IO example source code file (TeeOutputStream.java)

This example Commons IO source code file (TeeOutputStream.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, ioexception, outputstream, outputstream, override, override, proxyoutputstream, teeoutputstream, teeoutputstream

The Commons IO TeeOutputStream.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;

/**
 * Classic splitter of OutputStream. Named after the unix 'tee' 
 * command. It allows a stream to be branched off so there 
 * are now two streams.
 *
 * @version $Id: TeeOutputStream.java 659817 2008-05-24 13:23:10Z niallp $
 */
public class TeeOutputStream extends ProxyOutputStream {

    /** the second OutputStream to write to */
    protected OutputStream branch;

    /**
     * Constructs a TeeOutputStream.
     * @param out the main OutputStream
     * @param branch the second OutputStream
     */
    public TeeOutputStream( OutputStream out, OutputStream branch ) {
        super(out);
        this.branch = branch;
    }

    /**
     * Write the bytes to both streams.
     * @param b the bytes to write
     * @throws IOException if an I/O error occurs
     */
    @Override
    public synchronized void write(byte[] b) throws IOException {
        super.write(b);
        this.branch.write(b);
    }

    /**
     * Write the specified bytes to both streams.
     * @param b the bytes to write
     * @param off The start offset
     * @param len The number of bytes to write
     * @throws IOException if an I/O error occurs
     */
    @Override
    public synchronized void write(byte[] b, int off, int len) throws IOException {
        super.write(b, off, len);
        this.branch.write(b, off, len);
    }

    /**
     * Write a byte to both streams.
     * @param b the byte to write
     * @throws IOException if an I/O error occurs
     */
    @Override
    public synchronized void write(int b) throws IOException {
        super.write(b);
        this.branch.write(b);
    }

    /**
     * Flushes both streams.
     * @throws IOException if an I/O error occurs
     */
    @Override
    public void flush() throws IOException {
        super.flush();
        this.branch.flush();
    }

    /**
     * Closes both streams. 
     * @throws IOException if an I/O error occurs
     */
    @Override
    public void close() throws IOException {
        super.close();
        this.branch.close();
    }

}

Other Commons IO examples (source code examples)

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

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