CountDownLatch doneSignal = new CountDownLatch(1);
    Thread thread =
        new Thread(
            () -> {
              try {
                cache.get(key, loader);
              } catch (UncheckedExecutionException | ExecutionException e) {
                doneSignal.countDown();
              }
            });
    thread.start();

    boolean done = doneSignal.await(1, SECONDS);

    call: Call,
    delay: Long,
  ): Thread {
    val thread =
      object : Thread("canceler") {
        override fun run() {
          try {
            sleep(delay)
          } catch (e: InterruptedException) {
            throw AssertionError()
          }
          call.cancel()
        }
      }
    thread.start()
    return thread
  }

   * (Specifically, {@code directExecutor} functions should avoid heavyweight operations inside
   * {@code AsyncClosingFunction.apply}. Any heavyweight operations should occur in other threads
   * responsible for completing the returned {@code ClosingFuture}.)
   *
   * <p>After calling this method, you may not call {@link #finishToFuture()}, {@link

    /** The key of the message: Name */
    public static final String LABELS_NAME = "{labels.name}";

    /** The key of the message: Number of Threads */
    public static final String LABELS_NUM_OF_THREAD = "{labels.numOfThread}";

    /** The key of the message: Duplicate Host Name */
    public static final String LABELS_DUPLICATE_HOST_NAME = "{labels.duplicateHostName}";

    assertThat(server.takeRequest().exchangeIndex).isEqualTo(0)

    // Give the server time to enact the socket policy if it's one that could happen after the
    // client has received the response.
    Thread.sleep(500)
    val response2 = getResponse(newRequest("/b"))
    response1.body
      .source()
      .timeout()
      .timeout(100, TimeUnit.MILLISECONDS)

    static final int O_TRUNC = 0x0040;

    // share access
    /**
     * When specified as the {@code shareAccess} constructor parameter,
     * other SMB clients (including other threads making calls into jCIFS)
     * will not be permitted to access the target file and will receive "The
     * file is being accessed by another process" message.
     */
    public static final int FILE_NO_SHARE = 0x00;

    /** The key of the message: Unauthorized request. */
    public static final String ERRORS_unauthorized_request = "{errors.unauthorized_request}";

    /** The key of the message: Failed to print a thread dump. */
    public static final String ERRORS_failed_to_print_thread_dump = "{errors.failed_to_print_thread_dump}";

    /** The key of the message: {0} is not supported. */

   * (Specifically, {@code directExecutor} functions should avoid heavyweight operations inside
   * {@code AsyncClosingFunction.apply}. Any heavyweight operations should occur in other threads
   * responsible for completing the returned {@code ClosingFuture}.)
   *
   * <p>After calling this method, you may not call {@link #finishToFuture()}, {@link

            if (isRetryableException(e) && shouldRetryConnection()) {
                log.debug("Retrying tree connection after transient failure", e);
                try {
                    Thread.sleep(100); // Brief delay before retry
                    this.treeHandle = this.treeConnection.connectWrapException(this.fileLocator);
                    if (this.fileLocator.getURL().getPath().contains("\\")) {

    assertThat(response1.header("Allow")).isNull()
    assertThat((response1.receivedResponseAtMillis - t0).toDouble()).isCloseTo(0.0, 250.0)

    // A conditional cache hit updates the cache.
    Thread.sleep(500) // Make sure t0 and t1 are distinct.
    val t1 = System.currentTimeMillis()
    val response2 = get(server.url("/a"))
    assertThat(response2.code).isEqualTo(HttpURLConnection.HTTP_OK)