org.omnifaces.servlet

Class GzipHttpServletResponse

java.lang.Object

javax.servlet.ServletResponseWrapper

javax.servlet.http.HttpServletResponseWrapper

org.omnifaces.servlet.HttpServletResponseOutputWrapper

org.omnifaces.servlet.GzipHttpServletResponse

All Implemented Interfaces:

HttpServletResponse, ServletResponse

public class GzipHttpServletResponse
extends HttpServletResponseOutputWrapper

This HTTP servlet response wrapper will GZIP the response when the given threshold has exceeded and the response content type matches one of the given mimetypes.

Since:

1.1

Author:

Bauke Scholtz

Field Summary

Fields inherited from interface javax.servlet.http.HttpServletResponse

SC_ACCEPTED, SC_BAD_GATEWAY, SC_BAD_REQUEST, SC_CONFLICT, SC_CONTINUE, SC_CREATED, SC_EXPECTATION_FAILED, SC_FORBIDDEN, SC_FOUND, SC_GATEWAY_TIMEOUT, SC_GONE, SC_HTTP_VERSION_NOT_SUPPORTED, SC_INTERNAL_SERVER_ERROR, SC_LENGTH_REQUIRED, SC_METHOD_NOT_ALLOWED, SC_MOVED_PERMANENTLY, SC_MOVED_TEMPORARILY, SC_MULTIPLE_CHOICES, SC_NO_CONTENT, SC_NON_AUTHORITATIVE_INFORMATION, SC_NOT_ACCEPTABLE, SC_NOT_FOUND, SC_NOT_IMPLEMENTED, SC_NOT_MODIFIED, SC_OK, SC_PARTIAL_CONTENT, SC_PAYMENT_REQUIRED, SC_PRECONDITION_FAILED, SC_PROXY_AUTHENTICATION_REQUIRED, SC_REQUEST_ENTITY_TOO_LARGE, SC_REQUEST_TIMEOUT, SC_REQUEST_URI_TOO_LONG, SC_REQUESTED_RANGE_NOT_SATISFIABLE, SC_RESET_CONTENT, SC_SEE_OTHER, SC_SERVICE_UNAVAILABLE, SC_SWITCHING_PROTOCOLS, SC_TEMPORARY_REDIRECT, SC_UNAUTHORIZED, SC_UNSUPPORTED_MEDIA_TYPE, SC_USE_PROXY

Constructor Summary

Constructors

Constructor and Description
GzipHttpServletResponse(HttpServletResponse wrapped, int threshold, Set<String> mimetypes) Construct a new GZIP HTTP servlet response based on the given wrapped response, threshold and mimetypes.

Method Summary

Methods

Modifier and Type	Method and Description
protected ServletOutputStream	createOutputStream() Returns the custom implementation of the ServletOutputStream.
void	setContentLength(int contentLength)

Methods inherited from class org.omnifaces.servlet.HttpServletResponseOutputWrapper

close, flushBuffer, getOutputStream, getWriter

Methods inherited from class javax.servlet.http.HttpServletResponseWrapper

addCookie, addDateHeader, addHeader, addIntHeader, containsHeader, encodeRedirectUrl, encodeRedirectURL, encodeUrl, encodeURL, getHeader, getHeaderNames, getHeaders, getStatus, sendError, sendError, sendRedirect, setDateHeader, setHeader, setIntHeader, setStatus, setStatus

Methods inherited from class javax.servlet.ServletResponseWrapper

getBufferSize, getCharacterEncoding, getContentType, getLocale, getResponse, isCommitted, isWrapperFor, isWrapperFor, reset, resetBuffer, setBufferSize, setCharacterEncoding, setContentType, setLocale, setResponse

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.ServletResponse

getBufferSize, getCharacterEncoding, getContentType, getLocale, isCommitted, reset, resetBuffer, setBufferSize, setCharacterEncoding, setContentType, setLocale

Constructor Detail

GzipHttpServletResponse

public GzipHttpServletResponse(HttpServletResponse wrapped,
                       int threshold,
                       Set<String> mimetypes)

Construct a new GZIP HTTP servlet response based on the given wrapped response, threshold and mimetypes.

Parameters:

wrapped - The wrapped response.

threshold - The GZIP buffer threshold.

mimetypes - The mimetypes which needs to be compressed with GZIP.

Method Detail

setContentLength

public void setContentLength(int contentLength)

Specified by:

setContentLength in interface ServletResponse

Overrides:

setContentLength in class ServletResponseWrapper

createOutputStream

protected ServletOutputStream createOutputStream()

Description copied from class: HttpServletResponseOutputWrapper

Returns the custom implementation of the ServletOutputStream.

Specified by:

createOutputStream in class HttpServletResponseOutputWrapper

Returns:

The custom implementation of the ServletOutputStream.