}
  }

  @Throws(IOException::class)
  fun trailers(): Headers = codec.trailers()

  @Throws(SocketException::class)
  fun newWebSocketStreams(): RealWebSocket.Streams {
    call.timeoutEarlyExit()
    return (codec.carrier as RealConnection).newWebSocketStreams(this)
  }

  fun webSocketUpgradeFailed() {
    bodyComplete(-1L, responseDone = true, requestDone = true, e = null)
  }

      sink.timeout().timeout(chain.writeTimeoutMillis.toLong(), MILLISECONDS)
      Http1ExchangeCodec(client, this, source, sink)
    }
  }

  @Throws(SocketException::class)
  internal fun newWebSocketStreams(exchange: Exchange): RealWebSocket.Streams {
    val socket = this.socket!!
    val source = this.source!!
    val sink = this.sink!!

    socket.soTimeout = 0
    noNewExchanges()

        ) {
          val exchange = response.exchange
          val streams: Streams
          try {
            checkUpgradeSuccess(response, exchange)
            streams = exchange!!.newWebSocketStreams()
          } catch (e: IOException) {
            failWebSocket(e, response)
            response.closeQuietly()
            exchange?.webSocketUpgradeFailed()
            return
          }