Struts example source code file (PortletServletOutputStream.java)

This example Struts source code file (PortletServletOutputStream.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 - Struts tags/keywords

io, ioexception, ioexception, outputstream, outputstream, override, override, portletservletoutputstream, portletservletoutputstream, servlet, servletoutputstream

The Struts PortletServletOutputStream.java source code

/*
 * $Id: PortletServletOutputStream.java 651946 2008-04-27 13:41:38Z apetrelli $
 *
 * 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.struts2.portlet.servlet;

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

import javax.servlet.ServletOutputStream;

/**
 * Wrapper object exposing a {@link OutputStream} from a portlet as a {@link ServletOutputStream} instance.
 * Clients accessing this stream object will in fact operate on the
 * {@link OutputStream} object wrapped by this stream object.
 */
public class PortletServletOutputStream extends ServletOutputStream {

	private OutputStream portletOutputStream;
	
	public PortletServletOutputStream(OutputStream portletOutputStream) {
		this.portletOutputStream = portletOutputStream;
	}

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

	/* (non-Javadoc)
	 * @see java.io.OutputStream#close()
	 */
	@Override
	public void close() throws IOException {
		portletOutputStream.close();
	}

	/* (non-Javadoc)
	 * @see java.io.OutputStream#flush()
	 */
	@Override
	public void flush() throws IOException {
		portletOutputStream.flush();
	}

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

	/* (non-Javadoc)
	 * @see java.io.OutputStream#write(byte[], int, int)
	 */
	@Override
	public void write(byte[] b, int off, int len) throws IOException {
		portletOutputStream.write(b, off, len);
	}
	
	/**
	 * Get the wrapped {@link OutputStream} instance.
	 * @return The wrapped {@link OutputStream} instance.
	 */
	public OutputStream getOutputStream() {
		return portletOutputStream;
	}
}