container/catalina/src/share/org/apache/catalina/ssi/ByteArrayServletOutputStream.java

/*
 * Copyright 1999,2004 The Apache Software Foundation. Licensed 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.catalina.ssi;


import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.servlet.ServletOutputStream;
/**
 * Class that extends ServletOuputStream, used as a wrapper from within
 * <code>SsiInclude</code>
 *
 * @author Bip Thelin
 * @version $Revision$, $Date$
 * @see ServletOutputStream and ByteArrayOutputStream
 */
public class ByteArrayServletOutputStream extends ServletOutputStream {
    /**
     * Our buffer to hold the stream
     */
    protected ByteArrayOutputStream _buf = null;


    /**
     * Construct a new ServletOutputStream
     */
    public ByteArrayServletOutputStream() {
        _buf = new ByteArrayOutputStream();
    }


    /**
     * Write our stream to the <code>OutputStream</code> provided.
     *
     * @param out
     *            the OutputStream to write this stream to
     * @exception IOException
     *                if an input/output error occurs
     */
    public byte[] toByteArray() {
        return _buf.toByteArray();
    }


    /**
     * Write to our buffer
     *
     * @param b
     *            The parameter to write
     */
    public void write(int b) {
        _buf.write(b);
    }
}