Set<Feature<?>> features = computeMultimapAsMapGetFeatures(parentBuilder.getFeatures());
    if (Collections.disjoint(features, EnumSet.allOf(CollectionSize.class))) {
      return new TestSuite();
    } else {
      return ListTestSuiteBuilder.using(
              new MultimapAsMapGetGenerator<K, V>(parentBuilder.getSubjectGenerator()))
          .withFeatures(features)
          .named(parentBuilder.getName() + ".asMap[].get[key]")

      Bound to) {
    TestSortedSetGenerator<E> delegate =
        (TestSortedSetGenerator<E>) parentBuilder.getSubjectGenerator().getInnerGenerator();

    List<Feature<?>> features = new ArrayList<>(parentBuilder.getFeatures());
    Set<Method> suppressing = new HashSet<>(parentBuilder.getSuppressedTests());
    features.add(CollectionFeature.SUBSET_VIEW);
    if (features.remove(CollectionFeature.ALLOWS_NULL_VALUES)) {

 *   <li>After processing a URL ({@link #delayAfterProcessing()})</li>
 *   <li>When there are no URLs in the queue ({@link #delayAtNoUrlInQueue()})</li>
 *   <li>While waiting for new URLs to be added to the queue ({@link #delayForWaitingNewUrl()})</li>
 * </ul>
 *
 * <p>
 * Subclasses are responsible for implementing the abstract methods to define the actual delay
 * mechanism for each of these stages.

     * items that have the same ID. The merged items are added to a new list, which is then
     * converted back to an array and returned.</p>
     *
     * @param items an array of SuggestItem objects to be merged
     * @return an array of merged SuggestItem objects
     */
    default SuggestItem[] mergeItems(final SuggestItem[] items) {
        final Set<String> mergedIdSet = new HashSet<>();

      // thus double memory usage.
      this.data =
          new AtomicLongArray(Ints.checkedCast(LongMath.divide(bits, 64, RoundingMode.CEILING)));
      this.bitCount = LongAddables.create();
    }

    // Used by serialization
    LockFreeBitArray(long[] data) {
      checkArgument(data.length > 0, "data length is zero!");
      this.data = new AtomicLongArray(data);
      this.bitCount = LongAddables.create();

    return IntegerDomain.INSTANCE;
  }

  private static final class IntegerDomain extends DiscreteDomain<Integer> implements Serializable {
    private static final IntegerDomain INSTANCE = new IntegerDomain();

    IntegerDomain() {
      super(true);
    }

    @Override
    public @Nullable Integer next(Integer value) {
      int i = value;
      return (i == Integer.MAX_VALUE) ? null : i + 1;

    }

    /**
     * Log the login activity.
     * @param user The user.
     */
    public void login(final OptionalThing<FessUserBean> user) {
        final Map<String, String> valueMap = new LinkedHashMap<>();
        valueMap.put("action", Action.LOGIN.name());
        valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        valueMap.put("permissions",

      AtomicLongFieldUpdater.newUpdater(AtomicDouble.class, "value");

  /**
   * Creates a new {@code AtomicDouble} with the given initial value.
   *
   * @param initialValue the initial value
   */
  public AtomicDouble(double initialValue) {
    value = doubleToRawLongBits(initialValue);
  }

  /** Creates a new {@code AtomicDouble} with initial value {@code 0.0}. */
  public AtomicDouble() {

    /**
     * Default constructor for index update callback implementation.
     * Creates a new instance with default values.
     */
    public IndexUpdateCallbackImpl() {
        // Default constructor
    }

    /** Atomic counter for the number of documents processed */
    protected AtomicLong documentSize = new AtomicLong(0);

    /** Total execution time for all operations */

    }

    return valuesCollectionFeatures;
  }

  public static Set<Feature<?>> computeCommonDerivedCollectionFeatures(
      Set<Feature<?>> mapFeatures) {
    mapFeatures = new HashSet<>(mapFeatures);
    Set<Feature<?>> derivedFeatures = new HashSet<>();
    mapFeatures.remove(CollectionFeature.SERIALIZABLE);
    if (mapFeatures.remove(CollectionFeature.SERIALIZABLE_INCLUDING_VIEWS)) {