}

  @AndroidIncompatible // Bug? expected:<1> but was:<2>
  public void testConcurrentLoading() throws InterruptedException {
    testConcurrentLoading(CacheBuilder.newBuilder());
  }

  private static void testConcurrentLoading(CacheBuilder<Object, Object> builder)
      throws InterruptedException {
    testConcurrentLoadingDefault(builder);
    testConcurrentLoadingNull(builder);

    delegate().lock();
  }

  @Override
  public void lockInterruptibly() throws InterruptedException {
    delegate().lockInterruptibly();
  }

  @Override
  public boolean tryLock() {
    return delegate().tryLock();
  }

  @Override
  public boolean tryLock(long time, TimeUnit unit) throws InterruptedException {
    return delegate().tryLock(time, unit);
  }

  @Override
  public void unlock() {

        CountDownLatch latch = new CountDownLatch(1);
        AtomicInteger customThreadFound = new AtomicInteger(0);

        // Create a custom thread with recognizable name
        Thread customThread = new Thread(() -> {
            try {
                latch.await();
            } catch (InterruptedException e) {

  @CheckReturnValue
  @Override
  public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
    return delegate().awaitTermination(timeout, unit);
  }

  @Override
  public <T extends @Nullable Object> List<Future<T>> invokeAll(
      Collection<? extends Callable<T>> tasks) throws InterruptedException {
    return delegate().invokeAll(tasks);
  }

  @Override

    return delegate.isDone();
  }

  @Override
  @ParametricNullness
  public V get() throws InterruptedException, ExecutionException {
    return delegate.get();
  }

  @Override
  @ParametricNullness
  public V get(long timeout, TimeUnit unit)
      throws InterruptedException, ExecutionException, TimeoutException {
    return delegate.get(timeout, unit);
  }

  @Override

   * @throws InterruptedException if interrupted while waiting
   * @since 28.0 (but only since 33.4.0 in the Android flavor)
   */
  @CanIgnoreReturnValue
  @J2ktIncompatible
  @GwtIncompatible // BlockingQueue
  public static <E> int drain(
      BlockingQueue<E> q, Collection<? super E> buffer, int numElements, Duration timeout)
      throws InterruptedException {

      throws InterruptedException;

  /**
   * Duration-based overload of {@link #invokeAll(Collection, long, TimeUnit)}.
   *
   * @since 32.1.0
   */
  @J2ktIncompatible
  default <T extends @Nullable Object> List<Future<T>> invokeAll(
      Collection<? extends Callable<T>> tasks, Duration timeout) throws InterruptedException {

    }
    throw e;
  }

  @Override
  public V get() throws ExecutionException, InterruptedException {
    try {
      super.get();
    } catch (ExecutionException e) {
      rethrow(e);
    }
    throw new AssertionError("Unreachable");
  }

  @Override
  public V get(long timeout, TimeUnit unit)
      throws InterruptedException, ExecutionException, TimeoutException {
    try {
      super.get(timeout, unit);

   * for space to become available if the queue is full.
   *
   * @throws InterruptedException {@inheritDoc}
   * @throws NullPointerException {@inheritDoc}
   */
  @CanIgnoreReturnValue
  @Override
  public boolean offer(E e, long timeout, TimeUnit unit) throws InterruptedException {

    if (e == null) throw new NullPointerException();
    Monitor monitor = this.monitor;

        }
        try {
            Thread.sleep(millis);
        } catch (final InterruptedException e) {
            throw new InterruptedRuntimeException(e);
        }
    }

    /**
     * Causes the currently executing thread to sleep (temporarily cease execution) for the specified number of milliseconds.
     * Any {@link InterruptedException} is caught and logged at debug level.
     *
     * @param millis