) {
      for (delegate in eventListeners) {
        delegate.responseBodyEnd(call, byteCount)
      }
    }

    override fun responseFailed(
      call: Call,
      ioe: IOException,
    ) {
      for (delegate in eventListeners) {
        delegate.responseFailed(call, ioe)
      }
    }

    override fun callEnd(call: Call) {
      for (delegate in eventListeners) {
        delegate.callEnd(call)

    try {
      val result = codec.readResponseHeaders(expectContinue)
      result?.initExchange(this)
      return result
    } catch (e: IOException) {
      call.eventListener.responseFailed(call, e)
      trackFailure(e)
      throw e
    }
  }

  fun responseHeadersEnd(response: Response) {
    call.eventListener.responseHeadersEnd(call, response)
  }

    // JDK 14
    // CallStart, ProxySelectStart, ProxySelectEnd, DnsStart, DnsEnd, ConnectStart, SecureConnectStart,
    // SecureConnectEnd, ConnectEnd, ConnectionAcquired, RequestHeadersStart, RequestHeadersEnd,
    // ResponseFailed, ConnectionReleased, CallFailed
    // JDK 8
    // CallStart, ProxySelectStart, ProxySelectEnd, DnsStart, DnsEnd, ConnectStart, SecureConnectStart,
    // ConnectFailed, CallFailed
    // Gradle - JDK 11

    been received. Previously these events were incorrectly sent too early, when OkHttp was ready to
    read the response headers or body, which mislead tracing tools. Note that the `responseFailed()`
    event always used to follow one of these events; now it may be sent without them.

 *  New: Upgrade to Kotlin 1.3.61.

        override fun responseBodyStart(call: Call) = TODO()

        override fun responseBodyEnd(
          call: Call,
          byteCount: Long,
        ) = TODO()

        override fun responseFailed(
          call: Call,
          ioe: IOException,
        ) = TODO()

        override fun callEnd(call: Call) = TODO()

        override fun callFailed(
          call: Call,