computeIfAbsent: () -> T,
  ): T

  /**
   * Create a new, identical call to this one which can be enqueued or executed even if this call
   * has already been.
   *
   * The tags on the returned call will equal the tags as on [request]. Any tags that were computed
   * for this call will not be included on the cloned call. If necessary you may manually copy over
   * specific tags by re-computing them:
   *

    // The first call times out.
    val call1 = client.newCall(Request(server.url("/")))
    assertFailsWith<SocketTimeoutException> {
      call1.execute().use { response ->
        response.body.string()
      }
    }

    // The second call succeeds.
    val call2 = client.newCall(Request(server.url("/")))
    call2.execute().use { response ->
      assertThat(

  }

  @Override public void callStart(Call call) {
    printEvent("callStart");
  }

  @Override public void callEnd(Call call) {
    printEvent("callEnd");
  }

  @Override public void dnsStart(Call call, String domainName) {
    printEvent("dnsStart");
  }

  @Override public void dnsEnd(Call call, String domainName, List<InetAddress> inetAddressList) {
    printEvent("dnsEnd");

        var socket: SSLSocket? = null
        var closed = false

        override fun connectionAcquired(
          call: Call,
          connection: Connection,
        ) {
          socket = connection.socket() as SSLSocket
        }

        override fun requestHeadersStart(call: Call) {
          if (closed) {
            throw IOException("fake socket failure")
          }
        }
      }

        .build(),
    )
    var call =
      client.newCallWithListener(
        Request
          .Builder()
          .url(server.url("/"))
          .build(),
      )
    var response = call.execute()
    assertThat(response.code).isEqualTo(200)
    response.close()
    eventRecorder.clearAllEvents()
    call = call.cloneWithListener()
    response = call.execute()

    call: Call,
    connection: Connection,
  ) {
    logWithTime("connectionReleased")
  }

  override fun requestHeadersStart(call: Call) {
    logWithTime("requestHeadersStart")
  }

  override fun requestHeadersEnd(
    call: Call,
    request: Request,
  ) {
    logWithTime("requestHeadersEnd")
  }

  override fun requestBodyStart(call: Call) {

    @Override public void proxySelectStart(Call call, HttpUrl url) {
      printEvent("proxySelectStart");
    }

    @Override public void proxySelectEnd(Call call, HttpUrl url, List<Proxy> proxies) {
      printEvent("proxySelectEnd");
    }

    @Override public void callStart(Call call) {
      printEvent("callStart");
    }

    @Override public void dnsStart(Call call, String domainName) {

        // Wait for timeout
        Thread.sleep(150);

        // Two successful calls should close the circuit
        circuitBreaker.call(() -> "success1");
        assertEquals(SimpleCircuitBreaker.State.HALF_OPEN, circuitBreaker.getState());

        circuitBreaker.call(() -> "success2");
        assertEquals(SimpleCircuitBreaker.State.CLOSED, circuitBreaker.getState());
    }

    @Test

        .trailersDelay(1, TimeUnit.SECONDS)
        .build(),
    )

    val call = client.newCall(Request(server.url("/")))
    call.execute().use { response ->
      val source = response.body.source()
      assertThat(response.header("h1")).isEqualTo("v1")
      assertThat(source.readUtf8(5)).isEqualTo("Hello")
      call.cancelLater(500.milliseconds)
      val trailersDelay =
        measureTime {

      call: Call,
      dispatcher: Dispatcher,
    ) {
      for (delegate in eventListeners) {
        delegate.dispatcherQueueEnd(call, dispatcher)
      }
    }

    override fun proxySelectStart(
      call: Call,
      url: HttpUrl,
    ) {
      for (delegate in eventListeners) {
        delegate.proxySelectStart(call, url)
      }
    }

    override fun proxySelectEnd(
      call: Call,