public ListIterator<?> apply(ListIterator delegate) {
                return wrap((ListIterator<?>) delegate);
              }
            });
  }

  private static <T> ListIterator<T> wrap(ListIterator<T> delegate) {
    return new ForwardingListIterator<T>() {
      @Override
      protected ListIterator<T> delegate() {
        return delegate;
      }
    };
  }

  @Override
  protected abstract SetMultimap<K, V> delegate();

  @Override
  public Set<Entry<K, V>> entries() {
    return delegate().entries();
  }

  @Override
  public Set<V> get(@ParametricNullness K key) {
    return delegate().get(key);
  }

  @CanIgnoreReturnValue
  @Override
  public Set<V> removeAll(@Nullable Object key) {
    return delegate().removeAll(key);
  }

  @CanIgnoreReturnValue

  @Override
  protected abstract ListIterator<E> delegate();

  @Override
  public void add(@ParametricNullness E element) {
    delegate().add(element);
  }

  @Override
  public boolean hasPrevious() {
    return delegate().hasPrevious();
  }

  @Override
  public int nextIndex() {
    return delegate().nextIndex();
  }

  @CanIgnoreReturnValue
  @Override

  /** Constructor for use by subclasses. */
  protected ForwardingSortedMultiset() {}

  @Override
  protected abstract SortedMultiset<E> delegate();

  @Override
  public NavigableSet<E> elementSet() {
    return delegate().elementSet();
  }

  /**
   * A sensible implementation of {@link SortedMultiset#elementSet} in terms of the following

fun OkioSocket.asBufferedSocket(): BufferedSocket =
  object : BufferedSocket {
    private val delegate = this@asBufferedSocket
    override val source = delegate.source.buffer()
    override val sink = delegate.sink.buffer()

    override fun cancel() {
      delegate.cancel()
    }

      super(ForwardingSortedMultiset.this);
    }
  }

  @Override
  public Comparator<? super E> comparator() {
    return delegate().comparator();
  }

  @Override
  public SortedMultiset<E> descendingMultiset() {
    return delegate().descendingMultiset();
  }

  /**
   * A skeleton implementation of a descending multiset view. Normally, {@link

  public static final class NavigableSetSubsetTestSetGenerator<E>
      extends SortedSetSubsetTestSetGenerator<E> {
    public NavigableSetSubsetTestSetGenerator(
        TestSortedSetGenerator<E> delegate, Bound to, Bound from) {
      super(delegate, to, from);
    }

    @Override
    NavigableSet<E> createSubSet(SortedSet<E> sortedSet, E firstExclusive, E lastExclusive) {
      NavigableSet<E> set = (NavigableSet<E>) sortedSet;

Handles all indexing operations, content parsing, and word management (bad words, elevate words).

### SuggestSettings (Configuration)
Location: `src/main/java/org/codelibs/fess/suggest/settings/SuggestSettings.java`

Manages configuration stored in OpenSearch: analyzers, bad words, elevate words, timeouts.

### SuggestItem (Domain Entity)

open class DelegatingSocketFactory(
  private val delegate: SocketFactory,
) : SocketFactory() {
  @Throws(IOException::class)
  override fun createSocket(): Socket {
    val socket = delegate.createSocket()
    return configureSocket(socket)
  }

  @Throws(IOException::class)
  override fun createSocket(
    host: String,
    port: Int,
  ): Socket {
    val socket = delegate.createSocket(host, port)

        .addEqualityGroup(map2, wrap(map2))
        .testEquals();
  }

  private static <K, V> Multimap<K, V> wrap(Multimap<K, V> delegate) {
    return new ForwardingMultimap<K, V>() {
      @Override
      protected Multimap<K, V> delegate() {
        return delegate;
      }
    };
  }