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 fun poll(): T = delegate.poll()

    override fun poll(
      timeout: Long,
      unit: TimeUnit,
    ): T? {
      return taskRunner.withLock {
        val waitUntil = nanoTime + unit.toNanos(timeout)
        while (true) {
          val result = poll()
          if (result != null) return@withLock result
          if (nanoTime >= waitUntil) return@withLock null
          val editCountBefore = editCount

        .newBuilder()
        .callTimeout(Duration.ofMillis(456))
        .build()
    val call = timeoutClient.newCall(request)
    assertThat(call.timeout().timeoutNanos())
      .isEqualTo(TimeUnit.MILLISECONDS.toNanos(456))
  }

  @Test
  fun timeoutWritingRequest() {
    server.enqueue(MockResponse())
    val request =
      Request
        .Builder()
        .url(server.url("/"))

    // NOTE: if timeout < 0, remainingNanos will be < 0 and we will fall into the while(true) loop
    // at the bottom and throw a timeoutexception.
    long timeoutNanos = unit.toNanos(timeout); // we rely on the implicit null check on unit.
    long remainingNanos = timeoutNanos;
    if (Thread.interrupted()) {
      throw new InterruptedException();
    }

     * execute Queue#drainTo is not added *on top* of waiting for the timeout (which could make
     * the timeout arbitrarily inaccurate, given a queue that is slow to drain).
     */
    long deadline = System.nanoTime() + unit.toNanos(timeout);
    int added = 0;
    while (added < numElements) {
      // we could rely solely on #poll, but #drainTo might be more efficient when there are multiple

     */
    @CanIgnoreReturnValue
    @Override
    public V get(long timeout, TimeUnit unit)
        throws InterruptedException, TimeoutException, ExecutionException {
      return sync.get(unit.toNanos(timeout));
    }

    /*
     * Improve the documentation of when InterruptedException is thrown. Our
     * behavior matches the JDK's, but the JDK's documentation is misleading.
     */
    /**

          minimumDeflateSize = minimumDeflateSize,
        )
      this.writerTask = WriterTask()
      if (pingIntervalMillis != 0L) {
        val pingIntervalNanos = MILLISECONDS.toNanos(pingIntervalMillis)
        taskQueue.schedule("$name ping", pingIntervalNanos) {
          writePingFrame()
          return@schedule pingIntervalNanos
        }
      }