code: Int,
    reason: String?,
  ): Boolean

  /**
   * Immediately and violently release resources held by this web socket, discarding any enqueued
   * messages. This does nothing if the web socket has already been closed or canceled.
   */
  fun cancel()

  fun interface Factory {
    /**
     * Creates a new web socket and immediately returns it. Creating a web socket initiates an

  public ExecutionList() {}

  /**
   * Adds the {@code Runnable} and accompanying {@code Executor} to the list of listeners to
   * execute. If execution has already begun, the listener is executed immediately.
   *
   * <p>When selecting an executor, note that {@code directExecutor} is dangerous in some cases. See
   * the discussion in the {@link ListenableFuture#addListener ListenableFuture.addListener}
   * documentation.

## Decision

We do not introduce new public API methods that include Groovy types in their signatures.
Existing Groovy methods will not be removed immediately.

## Consequences

* If we would have used `Closure`, we must instead use `Action<T>`, `Spec<T>`, `Callable<T>`, or `Transformer<OUT, IN>`.

    }

    /**
     * Adds a bad word.
     * @param badWord The bad word to add.
     * @param apply Whether to apply the change immediately.
     * @return The SuggestDeleteResponse.
     */
    public SuggestDeleteResponse addBadWord(final String badWord, final boolean apply) {
        ensureOperations();

          taskDone = true;
          return 6;
        };
    Future<Integer> future =
        TestingExecutors.sameThreadScheduledExecutor().schedule(task, 10000, MILLISECONDS);
    assertTrue("Should run callable immediately", taskDone);
    assertEquals(6, (int) future.get());
  }

  public void testSameThreadScheduledExecutorWithException() throws InterruptedException {
    Runnable runnable =
        () -> {

          taskDone = true;
          return 6;
        };
    Future<Integer> future =
        TestingExecutors.sameThreadScheduledExecutor().schedule(task, 10000, MILLISECONDS);
    assertTrue("Should run callable immediately", taskDone);
    assertEquals(6, (int) future.get());
  }

  public void testSameThreadScheduledExecutorWithException() throws InterruptedException {
    Runnable runnable =
        () -> {

            }
        } catch (final Exception e) {
            logger.debug("Failed to flush log notifications to OpenSearch.", e);
        }
    }

    /**
     * Flushes all buffered log notification events immediately.
     */
    public void flush() {
        expired();
    }

    private String resolveIndexName() {
        return ComponentUtil.getFessConfig().getIndexLogIndex() + ".notification_queue";
    }

  private static <E> E[] newEArray(int capacity) {
    return (E[]) new Object[capacity];
  }

  /**
   * Inserts the specified element at the tail of this queue if it is possible to do so immediately
   * without exceeding the queue's capacity, returning {@code true} upon success and throwing an
   * {@code IllegalStateException} if this queue is full.
   *
   * @param e the element to add

  }

  /**
   * Returns a {@code ListenableFuture} which has an exception set immediately upon construction.
   *
   * <p>The returned {@code Future} can't be cancelled, and its {@code isDone()} method always
   * returns {@code true}. Calling {@code get()} will immediately throw the provided {@code
   * Throwable} wrapped in an {@code ExecutionException}.
   */

      // elements already available (e.g. LinkedBlockingQueue#drainTo locks only once)
      added += q.drainTo(buffer, numElements - added);
      if (added < numElements) { // not enough elements immediately available; will have to poll
        E e = q.poll(deadline - System.nanoTime(), NANOSECONDS);
        if (e == null) {
          break; // we already waited enough, and there are no more elements in sight
        }