/**
     * Creates a duplicate host entity based on the form and current user context.
     *
     * @param form the form containing duplicate host data
     * @param username the current username
     * @param currentTime the current timestamp
     * @return optional duplicate host entity
     */

    if (delegate != null) {
      return delegate.add(object);
    }
    int[] entries = requireEntries();
    @Nullable Object[] elements = requireElements();

    int newEntryIndex = this.size; // current size, and pointer to the entry to be appended
    int newSize = newEntryIndex + 1;
    int hash = smearedHash(object);
    int mask = hashTableMask();
    int tableIndex = hash & mask;

     * {@inheritDoc}
     *
     * <p>The default {@link AbstractFuture} implementation throws {@code InterruptedException} if
     * the current thread is interrupted before or during the call, even if the value is already
     * available.
     *
     * @throws InterruptedException if the current thread was interrupted before or during the call
     *     (optional but recommended).
     * @throws CancellationException {@inheritDoc}

        };
        qrList.allRecordCount = 200; // 20 pages, current page 20
        qrList.calculatePageInfo();

        pageList = qrList.getPageNumberList();
        assertEquals(6, pageList.size()); // Pages 15-20 (current page 20 - range 5)
        assertEquals("15", pageList.get(0));
        assertEquals("20", pageList.get(5));

        // Test when current page is in the middle

  }

  /**
   * Returns whether the current thread is occupying this monitor (has entered more times than it
   * has left).
   */
  public boolean isOccupiedByCurrentThread() {
    return lock.isHeldByCurrentThread();
  }

  /**
   * Returns the number of times the current thread has entered this monitor in excess of the number
   * of times it has left. Returns 0 if the current thread is not occupying this monitor.
   */

    //                                                                        ============

    /**
     * Gets a key match entity based on the form and current user info.
     *
     * @param form the create form
     * @param username the current username
     * @param currentTime the current time
     * @return optional key match entity
     */

     * the provided pager with the current page state and navigation information.
     *
     * @param dictId The ID of the stemmer override dictionary to query
     * @param stemmerOvberridePager The pager object for pagination control and state
     * @return A list of stemmer override items for the current page, or empty list if dictionary not found
     */

      throw new TimeoutException(
          "Timed out waiting for "
              + this
              + " to reach a terminal state. "
              + "Current state: "
              + state());
    }
  }

  /** Checks that the current state is equal to the expected state. */
  @GuardedBy("monitor")
  private void checkCurrentState(State expected) {
    State actual = state();
    if (actual != expected) {

 * (method {@link #add}) are contended across threads, the set of variables may grow dynamically to
 * reduce contention. Method {@link #sum} (or, equivalently, {@link #longValue}) returns the current
 * total combined across the variables maintaining the sum.
 *
 * <p>This class is usually preferable to {@link AtomicLong} when multiple threads update a common

     */
    public static String getEnv(String key, String defaultValue) {
        return System.getenv().getOrDefault(key, defaultValue);
    }

    /**
     * Returns the current time in milliseconds.
     *
     * @return the current time in milliseconds
     */
    public static long currentTimeMillis() {
        // TODO provider
        return System.currentTimeMillis();
    }