// Default constructor
    }

    /** Interval for checking user information in milliseconds (default: 10 minutes). */
    protected long userCheckInterval = 10 * 60 * 1000L; // 10 min

    /** Maximum size of the user information cache. */
    protected int userInfoCacheSize = 10000;

    /** Queue for storing search logs. */
    protected Queue<SearchLog> searchLogQueue = new ConcurrentLinkedQueue<>();

    }

    @Override
    public void refresh(K key) {
      throw new UnsupportedOperationException();
    }
  }

  /**
   * LinkedHashMap that enforces it's maximum size and logs events in a StatsCounter object and an
   * optional RemovalListener.
   *
   * @param <K> the base key type
   * @param <V> the base value type
   */

    private static final Logger logger = LogManager.getLogger(PluginHelper.class);

    /**
     * Cache for storing available artifacts by type.
     * The cache expires after 5 minutes and has a maximum size of 10 entries.
     */
    protected LoadingCache<ArtifactType, Artifact[]> availableArtifacts = CacheBuilder.newBuilder()
            .maximumSize(10)
            .expireAfterWrite(5, TimeUnit.MINUTES)

   * remove()} if this fluent iterable's iterator does.
   *
   * <p><b>{@code Stream} equivalent:</b> {@link Stream#limit} (same).
   *
   * @param maxSize the maximum number of elements in the returned fluent iterable
   * @throws IllegalArgumentException if {@code size} is negative
   */
  public final FluentIterable<E> limit(int maxSize) {

   * remove()} if this fluent iterable's iterator does.
   *
   * <p><b>{@code Stream} equivalent:</b> {@link Stream#limit} (same).
   *
   * @param maxSize the maximum number of elements in the returned fluent iterable
   * @throws IllegalArgumentException if {@code size} is negative
   */
  public final FluentIterable<E> limit(int maxSize) {

### (No, really, you MUST read this before you upgrade)

    }
  }

  // We use power-of-2 tables, and this is the highest int that's a power of 2
  static final int MAX_TABLE_SIZE = Ints.MAX_POWER_OF_TWO;

  // Represents how tightly we can pack things, as a maximum.
  private static final double DESIRED_LOAD_FACTOR = 0.7;

  // If the set has this many elements, it will "max out" the table size
  private static final int CUTOFF = (int) (MAX_TABLE_SIZE * DESIRED_LOAD_FACTOR);

   */

  // Constants

  /**
   * The maximum capacity, used if a higher value is implicitly specified by either of the
   * constructors with arguments. MUST be a power of two no greater than {@code 1<<30} to ensure
   * that entries are indexable using ints.
   */
  static final int MAXIMUM_CAPACITY = Ints.MAX_POWER_OF_TWO;

  /** The maximum number of segments to allow; used to bound constructor arguments. */

   * iterator does.
   *
   * <p><b>{@code Stream} equivalent:</b> {@link Stream#limit}
   *
   * @param iterable the iterable to limit
   * @param limitSize the maximum number of elements in the returned iterable
   * @throws IllegalArgumentException if {@code limitSize} is negative
   * @since 3.0
   */
  public static <T extends @Nullable Object> Iterable<T> limit(

                    if (encoded.length() > fessConfig.getCookieSearchParameterMaxLengthAsInteger()) {
                        logger.warn("Encoded search parameters exceed the maximum cookie length: {} > {}. Skipping cookie storage.",
                                encoded.length(), fessConfig.getCookieSearchParameterMaxLengthAsInteger());
                        return;
                    }