org.jasig.portal.portlet.container.cache.TeeServletOutputStream.java Source code

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Here is the source code for org.jasig.portal.portlet.container.cache.TeeServletOutputStream.java

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/**
 * Licensed to Jasig under one or more contributor license
 * agreements. See the NOTICE file distributed with this work
 * for additional information regarding copyright ownership.
 * Jasig 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.jasig.portal.portlet.container.cache;

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

import javax.servlet.ServletOutputStream;

import org.apache.commons.io.output.TeeOutputStream;

/**
 * {@link ServletOutputStream} that delegates it's write methods to a {@link TeeOutputStream}.
 * 
 * @author Nicholas Blair
 * @version $Id$
 */
public class TeeServletOutputStream extends ServletOutputStream {

    private final TeeOutputStream outputStream;

    /**
     * @param outputStream
     */
    public TeeServletOutputStream(TeeOutputStream outputStream) {
        this.outputStream = outputStream;
    }

    /**
     * @see TeeOutputStream
     * @param original the original stream to write
     * @param branch the 2nd stream to write the same data
     */
    public TeeServletOutputStream(OutputStream original, OutputStream branch) {
        this(new TeeOutputStream(original, branch));
    }

    /* (non-Javadoc)
     * @see java.io.OutputStream#write(int)
     */
    @Override
    public void write(int b) throws IOException {
        this.outputStream.write(b);
    }

    /* (non-Javadoc)
     * @see java.io.OutputStream#write(byte[], int, int)
     */
    @Override
    public void write(byte[] b, int off, int len) throws IOException {
        this.outputStream.write(b, off, len);
    }

    /* (non-Javadoc)
     * @see java.io.OutputStream#write(byte[])
     */
    @Override
    public void write(byte[] b) throws IOException {
        this.outputStream.write(b);
    }

}