delegate.writeTo(sink)
  }

  override fun isDuplex(): Boolean = delegate.isDuplex()

  override fun toString(): String = javaClass.simpleName + "(" + delegate.toString() + ")"

  init {
    requireNotNull(delegate) { "delegate == null" }
    this.delegate = delegate
  }

  override fun source(): BufferedSource = delegate.source()

  override fun toString(): String = javaClass.simpleName + "(" + delegate.toString() + ")"

  init {
    requireNotNull(delegate) { "delegate == null" }
    this.delegate = delegate
  }

    } finally {
      call.plansToCancel -= this
      if (!success) {
        rawSocket?.closeQuietly()
      }
    }
  }

  override fun connectTlsEtc(): ConnectResult {
    val rawSocket = requireNotNull(rawSocket) { "TCP not connected" }
    check(!isReady) { "already connected" }

    val connectionSpecs = route.address.connectionSpecs
    var retryTlsConnection: ConnectPlan? = null
    var success = false