return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the default current page number.
     * @return The default current page number.
     */
    protected int getDefaultCurrentPageNumber() {
        return 1;
    }

    /**
     * Gets the total number of records.
     * @return The total record count.
     */
    public int getAllRecordCount() {
        return allRecordCount;

    }

    /** The default number of records to display per page. */
    public static final int DEFAULT_PAGE_SIZE = 20;

    /** The default current page number (1-based). */
    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    /** The total number of records in the result set. */
    private int allRecordCount;

    /** The total number of pages in the result set. */
    private int allPageCount;

     */
    public static final int DEFAULT_PAGE_SIZE = 20;

    /**
     * Default current page number.
     */
    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    /**
     * Total number of records.
     */
    private int allRecordCount;

    /**
     * Total number of pages.
     */
    private int allPageCount;

    /**
     * Flag indicating if a previous page exists.

     * Gets the default page size from configuration.
     *
     * @return The default number of records per page
     */
    protected int getDefaultPageSize() {
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the default current page number.
     *
     * @return The default current page number (1)
     */
    protected int getDefaultCurrentPageNumber() {
        return 1;

  }

  public void testPeekingIteratorBehavesLikeIteratorOnSingletonIterable() {
    actsLikeIteratorHelper(singletonList(new Object()));
  }

  // TODO(cpovirk): instead of skipping, use a smaller number of steps
  @GwtIncompatible // works but takes 5 minutes to run
  public void testPeekingIteratorBehavesLikeIteratorOnThreeElementIterable() {
    actsLikeIteratorHelper(Lists.newArrayList("A", "B", "C"));
  }

   * thus a motivated caller may be able to expose the reference to another thread that would then
   * call cancel() and be unable to cancel the delegate.
   * There are a number of ways to solve this, none of which are very pretty, and it is currently
   * believed to be a purely theoretical problem (since the other actions should supply sufficient
   * write-barriers).
   */

 */
public class IndexingHelper {
    /** Logger for this class */
    private static final Logger logger = LogManager.getLogger(IndexingHelper.class);

    /** Maximum number of retry attempts for failed operations */
    protected int maxRetryCount = 5;

    /** Default number of rows to process in a single batch */
    protected int defaultRowSize = 100;

    /**
     * Default constructor for indexing helper.

  // okay since we have to copy the just-created array anyway.
  public static ImmutableLongArray of(long first, long... rest) {
    checkArgument(
        rest.length <= Integer.MAX_VALUE - 1, "the total number of elements must fit in an int");
    long[] array = new long[rest.length + 1];
    array[0] = first;
    System.arraycopy(rest, 0, array, 1, rest.length);
    return new ImmutableLongArray(array);
  }

		"Total number of bytes failed at least once to replicate in the last hour on a bucket",
		bucketL, targetArnL)
	bucketReplLastHrFailedCountMD = NewGaugeMD(bucketReplLastHrFailedCount,
		"Total number of objects which failed replication in the last hour on a bucket",
		bucketL, targetArnL)
	bucketReplLastMinFailedBytesMD = NewGaugeMD(bucketReplLastMinFailedBytes,

| Maximum number of servers per cluster                           | no-limit      |
| Minimum number of servers                                       | 02            |
| Minimum number of drives per server when server count is 1      | 02            |
| Minimum number of drives per server when server count is 2 or 3 | 01            |
| Minimum number of drives per server when server count is 4      | 01            |