question: private boolean isIncluded ( final HttpServletRequest request ) { final String uri = ( String ) request . getAttribute ( "javax.servlet.include.request_uri" ) ; final boolean includeRequest = ! ( uri == null ) ; if ( includeRequest && LOG . isDebugEnabled ( ) ) { LOG . debug ( request . getRequestURL ( ) + " resulted in an include request. This is unusable, because" + "the response will be assembled into the overrall response. Not gzipping." ) ; } return includeRequest ; }
target:  Checks if the request uri is an include. These cannot be gzipped.