requestBody.writeTo(bufferedRequestBody)
            bufferedRequestBody.close()
          }
        } else {
          exchange.noRequestBody()
          if (!exchange.connection.isMultiplexed) {
            // If the "Expect: 100-continue" expectation wasn't met, prevent the HTTP/1 connection

      } else {
        eventListener.responseBodyEnd(call, bytesRead)
      }
    }
    return call.messageDone(this, requestDone, responseDone, e)
  }

  fun noRequestBody() {
    call.messageDone(this, requestDone = true, responseDone = false, e = null)
  }

  /** A request body that fires events when it completes. */
  private inner class RequestBodySink(
    delegate: Sink,