return target instanceof Integer ? parent.lastIndexOf((Integer) target) : -1;
    }

    @Override
    public List<Integer> subList(int fromIndex, int toIndex) {
      return parent.subArray(fromIndex, toIndex).asList();
    }

    /*
     * This is an override that is not directly visible to callers, so NewApi will catch calls to
     * Collection.spliterator() where necessary.

     *            the object to search for
     * @param fromIndex
     *            the index to start the search from
     * @return the index of the first occurrence of the object in the array, or {@literal -1} if not found
     */
    public static <T> int indexOf(final T[] array, final T obj, final int fromIndex) {
        if (array != null) {
            for (int i = fromIndex; i < array.length; ++i) {

      refreshIfEmpty();
      return new WrappedListIterator(index);
    }

    @Override
    public List<V> subList(int fromIndex, int toIndex) {
      refreshIfEmpty();
      return wrapList(
          getKey(),
          getListDelegate().subList(fromIndex, toIndex),
          (getAncestor() == null) ? this : getAncestor());
    }

    /** ListIterator decorator. */

      refreshIfEmpty();
      return new WrappedListIterator(index);
    }

    @Override
    public List<V> subList(int fromIndex, int toIndex) {
      refreshIfEmpty();
      return wrapList(
          getKey(),
          getListDelegate().subList(fromIndex, toIndex),
          (getAncestor() == null) ? this : getAncestor());
    }

    /** ListIterator decorator. */

      synchronized (mutex) {
        return delegate().set(index, element);
      }
    }

    @Override
    public List<E> subList(int fromIndex, int toIndex) {
      synchronized (mutex) {
        return list(delegate().subList(fromIndex, toIndex), mutex);
      }
    }

    @Override
    public boolean equals(@Nullable Object o) {
      if (o == this) {
        return true;
      }

      synchronized (mutex) {
        delegate().sort(c);
      }
    }

    @Override
    public List<E> subList(int fromIndex, int toIndex) {
      synchronized (mutex) {
        return list(delegate().subList(fromIndex, toIndex), mutex);
      }
    }

    @Override
    public boolean equals(@Nullable Object o) {
      if (o == this) {
        return true;
      }

this._items[itemIndex]\n  }\n\n  _triggerSlideEvent(relatedTarget, eventDirectionName) {\n    const targetIndex = this._getItemIndex(relatedTarget)\n    const fromIndex = this._getItemIndex(this._element.querySelector(SELECTOR_ACTIVE_ITEM))\n    const slideEvent = $.Event(EVENT_SLIDE, {\n      relatedTarget,\n      direction: eventDirectionName,\n      from: fromIndex,\n      to: targetIndex\n    })\n\n    $(this._element).trigger(slideEvent)\n\n    return slideEvent\n  }\n\n  _setActiveIndicatorElement(element)...