import org.checkerframework.checker.nullness.qual.Nullable;

/** Spliterator utilities for {@code common.collect} internals. */
@GwtCompatible
@ElementTypesAreNonnullByDefault
final class CollectSpliterators {
  private CollectSpliterators() {}

  static <T extends @Nullable Object> Spliterator<T> indexed(
      int size, int extraCharacteristics, IntFunction<T> function) {
    return indexed(size, extraCharacteristics, function, null);

      }

      @Override
      public V next() {
        return entryItr.next().getValue();
      }
    };
  }

  @Override
  public Spliterator<V> spliterator() {
    return CollectSpliterators.map(map.entrySet().spliterator(), Entry::getValue);
  }

  @Override
  public boolean contains(@CheckForNull Object object) {
    return object != null && Iterators.contains(iterator(), object);
  }

  abstract E get(int index);

  @Override
  public UnmodifiableIterator<E> iterator() {
    return asList().iterator();
  }

  @Override
  public Spliterator<E> spliterator() {
    return CollectSpliterators.indexed(size(), SPLITERATOR_CHARACTERISTICS, this::get);
  }

  @Override
  public void forEach(Consumer<? super E> consumer) {
    checkNotNull(consumer);
    int n = size();
    for (int i = 0; i < n; i++) {

    return new RegularImmutableSortedSet<E>(parentSubList, comparator()).asList();
  }

  @Override
  public Spliterator<E> spliterator() {
    return CollectSpliterators.indexed(
        size(),
        ImmutableList.SPLITERATOR_CHARACTERISTICS | Spliterator.SORTED | Spliterator.DISTINCT,
        delegateList()::get,
        comparator());
  }

  UnmodifiableIterator<Entry<K, V>> entryIterator() {
    return Maps.unmodifiableEntryIterator(delegate.entrySet().iterator());
  }

  @Override
  Spliterator<Entry<K, V>> entrySpliterator() {
    return CollectSpliterators.map(delegate.entrySet().spliterator(), Maps::unmodifiableEntry);
  }

  @Override
  public void forEach(BiConsumer<? super K, ? super V> action) {
    delegate.forEach(action);
  }

  @Override

      characteristics &= splitr.characteristics();
      estimatedSize = LongMath.saturatedAdd(estimatedSize, splitr.estimateSize());
    }
    return StreamSupport.stream(
            CollectSpliterators.flatMap(
                splitrsBuilder.build().spliterator(),
                splitr -> (Spliterator<T>) splitr,
                characteristics,
                estimatedSize),
            isParallel)

      @Override
      @ParametricNullness
      V transform(Cell<R, C, V> cell) {
        return cell.getValue();
      }
    };
  }

  Spliterator<V> valuesSpliterator() {
    return CollectSpliterators.map(cellSpliterator(), Table.Cell::getValue);
  }

  @WeakOuter
  class Values extends AbstractCollection<V> {
    @Override
    public Iterator<V> iterator() {
      return valuesIterator();
    }

        rowEntry = null;
      }
    }
  }

  @Override
  Spliterator<Cell<R, C, V>> cellSpliterator() {
    return CollectSpliterators.flatMap(
        backingMap.entrySet().spliterator(),
        (Entry<R, Map<C, V>> rowEntry) ->
            CollectSpliterators.map(
                rowEntry.getValue().entrySet().spliterator(),
                (Entry<C, V> columnEntry) ->

        return MutableClassToInstanceMap.this.delegate().entrySet();
      }

      @Override
      public Spliterator<Entry<Class<? extends @NonNull B>, B>> spliterator() {
        return CollectSpliterators.map(
            delegate().spliterator(), MutableClassToInstanceMap::checkedEntry);
      }

      @Override
      public Iterator<Entry<Class<? extends @NonNull B>, B>> iterator() {

        protected Entry<K, V> get(final int index) {
          return getEntry(index);
        }
      };
    }

    @Override
    Spliterator<Entry<K, V>> entrySpliterator() {
      return CollectSpliterators.indexed(size(), Spliterator.ORDERED, this::getEntry);
    }

    // TODO(lowasser): consider an optimized values() implementation

    @Override
    public boolean containsKey(@CheckForNull Object key) {