org.blojsom.filter
Class GZIPResponseStream

java.lang.Object
  java.io.OutputStream
      javax.servlet.ServletOutputStream
          org.blojsom.filter.GZIPResponseStream

public class GZIPResponseStream

extends javax.servlet.ServletOutputStream

GZIPResponseStream

Copyright 2003 Jayson Falkner (jayson@jspinsider.com) This code is from "Servlets and JavaServer pages; the J2EE Web Tier", http://www.jspbook.com. You may freely use the code both commercially and non-commercially. If you like the code, please pick up a copy of the book and help support the authors, development of more free code, and the JSP/Servlet/J2EE community.

Since:

blojsom 2.10

Version:

$Id: GZIPResponseStream.java,v 1.7 2006/01/04 16:59:54 czarneckid Exp $

Field Summary

protected java.io.ByteArrayOutputStream	baos
protected boolean	closed
protected java.util.zip.GZIPOutputStream	gzipstream
protected javax.servlet.ServletOutputStream	output
protected javax.servlet.http.HttpServletResponse	response

Constructor Summary

GZIPResponseStream(javax.servlet.http.HttpServletResponse response)
Create a new GZIPResponseStream

Method Summary

void	close() Close this response stream
boolean	closed() Returns true if the stream is closed, false otherwise
void	flush() Flush the response stream
void	reset() Reset the stream.
void	write(byte[] b) Write a byte array to the stream
void	write(byte[] b, int off, int len) Write a byte array to the stream
void	write(int b) Write a byte to the stream

Methods inherited from class javax.servlet.ServletOutputStream

print, print, print, print, print, print, print, println, println, println, println, println, println, println, println

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

baos

protected java.io.ByteArrayOutputStream baos

gzipstream

protected java.util.zip.GZIPOutputStream gzipstream

closed

protected boolean closed

response

protected javax.servlet.http.HttpServletResponse response

output

protected javax.servlet.ServletOutputStream output

Constructor Detail

GZIPResponseStream

public GZIPResponseStream(javax.servlet.http.HttpServletResponse response)
                   throws java.io.IOException

Create a new GZIPResponseStream

Parameters:

response - Original HTTP servlet response

Throws:

java.io.IOException - If there is an error creating the response stream

Method Detail

close

public void close()
           throws java.io.IOException

Close this response stream

Throws:

java.io.IOException - If the stream is already closed or there is an error closing the stream

flush

public void flush()
           throws java.io.IOException

Flush the response stream

Throws:

java.io.IOException - If the stream is already closed or there is an error flushing the stream

write

public void write(int b)
           throws java.io.IOException

Write a byte to the stream

Parameters:

b - Byte to write

Throws:

java.io.IOException - If the stream is closed or there is an error in writing

write

public void write(byte[] b)
           throws java.io.IOException

Write a byte array to the stream

Parameters:

b - Byte array to write

Throws:

java.io.IOException - If the stream is closed or there is an error in writing

write

public void write(byte[] b,
                  int off,
                  int len)
           throws java.io.IOException

Write a byte array to the stream

Parameters:

b - Byte array to write

off - Offset of starting point in byte array to start writing

len - Length of bytes to write

Throws:

java.io.IOException - If the stream is closed or there is an error in writing

closed

public boolean closed()

Returns true if the stream is closed, false otherwise

Returns:

true if the stream is closed, false otherwise

reset

public void reset()

Reset the stream. Currently a no-op.