if (size != null) {
            return size;
        }
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the current page number for search results.
     * @return The current page number.
     */
    public int getCurrentPageNumber() {
        if (page != null) {
            return page;
        }
        return Constants.DEFAULT_ADMIN_PAGE_NUMBER;
    }

        this.length = 0;
        this.deferred = this;
    }

    /**
     * Returns the current index position in the buffer.
     *
     * @return the current index
     */
    public int getIndex() {
        return this.index;
    }

    /**
     * Sets the current index position in the buffer.
     *
     * @param index the new index position
     */

   * @param timeoutUnit with timeoutDuration, the maximum length of time to wait
   * @return the result returned by the Callable
   * @throws TimeoutException if the time limit is reached
   * @throws InterruptedException if the current thread was interrupted during execution
   * @throws ExecutionException if {@code callable} throws a checked exception
   * @throws UncheckedExecutionException if {@code callable} throws a {@code RuntimeException}

     */
    PERSISTENT,

    /**
     * Data should be retained for the duration of the current Maven session.
     * Suitable for:
     * - Build-wide configuration
     * - Project model caching
     * - Inter-module metadata
     */
    SESSION_SCOPED,

    /**
     * Data should only be retained for the current build request.
     * Suitable for:
     * - Plugin execution results
     * - Temporary build artifacts

     * current environment.
     *
     * @return An <code>int</code> containing the default flags.
     */
    public static int getDefaultFlags() {
        return DEFAULT_FLAGS;
    }

    /**
     * Returns the default flags for a Type-3 message created in response
     * to the given Type-2 message in the current environment.
     *

    public boolean existNextPage;

    /** Flag indicating if there is a previous page */
    public boolean existPrevPage;

    /** Starting record number for current page */
    public String currentStartRecordNumber;

    /** Ending record number for current page */
    public String currentEndRecordNumber;

    /** List of page numbers for pagination */
    public List<String> pageNumberList;

   */
  C offset(C origin, long distance) {
    C current = origin;
    checkNonnegative(distance, "distance");
    for (long i = 0; i < distance; i++) {
      current = next(current);
      if (current == null) {
        throw new IllegalArgumentException(
            "overflowed computing offset(" + origin + ", " + distance + ")");
      }
    }
    return current;
  }

  /**

     * Gets the lease key that is being broken
     * @return the lease key
     */
    public Smb2LeaseKey getLeaseKey() {
        return leaseKey;
    }

    /**
     * Gets the current lease state before the break
     * @return the current lease state
     */
    public int getCurrentLeaseState() {
        return currentLeaseState;
    }

    /**
     * Gets the new lease state after the break

    }

    /**
     * Creates a Type-2 message using default values from the current
     * environment.
     */
    public Type2Message() {
        this(getDefaultFlags(), null, null);
    }

    /**
     * Creates a Type-2 message in response to the given Type-1 message
     * using default values from the current environment.
     *
     * @param type1 The Type-1 message which this represents a response to.

					// if after callback sorted, append current callback to last
					sorted = append(sorted, c.name)
				} else if curIdx < sortedIdx {
					return fmt.Errorf("conflicting callback %s with before %s", c.name, c.after)
				}
			} else if idx := getRIndex(names, c.after); idx != -1 {
				// if after callback exists but haven't sorted
				// set after callback's before callback to current callback
				after := cs[idx]