}
	}
}

func BenchmarkParsePAXTime(b *testing.B) {
	tests := []struct {
		name string
		in   string
		want time.Time
		ok   bool
	}{
		{
			name: "NoNanos",
			in:   "123456",
			want: time.Unix(123456, 0),
			ok:   true,
		},
		{
			name: "ExactNanos",
			in:   "1.123456789",
			want: time.Unix(1, 123456789),
			ok:   true,
		},
		{

  public static boolean awaitUninterruptibly(CountDownLatch latch, long timeout, TimeUnit unit) {
    boolean interrupted = false;
    try {
      long remainingNanos = unit.toNanos(timeout);
      long end = System.nanoTime() + remainingNanos;

      while (true) {
        try {
          // CountDownLatch treats negative timeouts just like zero.

    ): Builder =
      apply {
        throttleBytesPerPeriod = bytesPerPeriod
        throttlePeriodNanos = unit.toNanos(period)
      }

    public fun headersDelay(
      delay: Long,
      unit: TimeUnit,
    ): Builder =
      apply {
        headersDelayNanos = unit.toNanos(delay)
      }

    /**
     * Set the delayed time of the response body to [delay]. This applies to the response body

  public static void awaitDone(Future<?> future) {
    if (future.isDone()) {
      return;
    }
    long timeoutSeconds = timeoutSeconds();
    long deadline = System.nanoTime() + SECONDS.toNanos(timeoutSeconds);
    do {
      System.runFinalization();
      if (future.isDone()) {
        return;
      }
      System.gc();
      try {
        future.get(1L, SECONDS);
        return;

  public static void awaitDone(Future<?> future) {
    if (future.isDone()) {
      return;
    }
    long timeoutSeconds = timeoutSeconds();
    long deadline = System.nanoTime() + SECONDS.toNanos(timeoutSeconds);
    do {
      System.runFinalization();
      if (future.isDone()) {
        return;
      }
      System.gc();
      try {
        future.get(1L, SECONDS);
        return;

    }

    @Override
    public boolean equals(@Nullable Object o) {
      if (o instanceof DurationSpec) {
        DurationSpec that = (DurationSpec) o;
        return unit.toNanos(duration) == that.unit.toNanos(that.duration);
      }
      return false;
    }

    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("duration", duration)

    // Using a try/catch seems lazy, but the catch block will rarely get invoked (except for
    // durations longer than approximately +/- 292 years).
    try {
      return duration.toNanos();
    } catch (ArithmeticException tooBig) {
      return duration.isNegative() ? Long.MIN_VALUE : Long.MAX_VALUE;
    }
  }

  private Internal() {}

    // Using a try/catch seems lazy, but the catch block will rarely get invoked (except for
    // durations longer than approximately +/- 292 years).
    try {
      return duration.toNanos();
    } catch (ArithmeticException tooBig) {
      return duration.isNegative() ? Long.MIN_VALUE : Long.MAX_VALUE;
    }
  }

  private Internal() {}

    synchronized (lock) {
      return shutdown && runningTasks == 0;
    }
  }

  @Override
  public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
    long nanos = unit.toNanos(timeout);
    synchronized (lock) {
      while (true) {
        if (shutdown && runningTasks == 0) {
          return true;
        } else if (nanos <= 0) {
          return false;
        } else {

 */
internal class FastFallbackExchangeFinder(
  override val routePlanner: RoutePlanner,
  private val taskRunner: TaskRunner,
) : ExchangeFinder {
  private val connectDelayNanos = TimeUnit.MILLISECONDS.toNanos(250L)
  private var nextTcpConnectAtNanos = Long.MIN_VALUE

  /**
   * Plans currently being connected, and that will later be added to [connectResults]. This is