question: @ Override protected void initRequest ( ) { super . initRequest ( ) ; _state = _state . toActive ( ) ; HttpBufferStore bufferStore = getHttpBufferStore ( ) ; _method . clear ( ) ; _methodString = null ; _protocol . clear ( ) ; _uriLength = 0 ; if ( bufferStore == null ) { _uri = getSmallUriBuffer ( ) ; _headerBuffer = getSmallHeaderBuffer ( ) ; _headerKeys = getSmallHeaderKeys ( ) ; _headerValues = getSmallHeaderValues ( ) ; } _uriHost . clear ( ) ; _host = null ; _keepalive = KeepaliveState . INIT ; _headerSize = 0 ; _headerLength = 0 ; _inOffset = 0 ; _isChunkedIn = false ; _isFirst = true ; }
target:  Clear the request variables in preparation for a new request.