Multiset<String> multiset = TreeMultiset.create();
    multiset.add("a", 3);
    multiset.add("b", 1);
    multiset.add("c", 2);

    List<String> actualValues = new ArrayList<>();
    multiset.spliterator().forEachRemaining(actualValues::add);
    assertThat(multiset).containsExactly("a", "a", "a", "b", "c", "c").inOrder();
  }

 * href="https://docs.oracle.com/javase/7/docs/api/java/util/ListIterator.html">before {@code
 * default} methods were introduced</a>. For newer methods, like {@code forEachRemaining}, it
 * inherits their default implementations. When those implementations invoke methods, they invoke
 * methods on the {@code ForwardingListIterator}.
 *
 * @author Mike Bostock
 * @since 2.0
 */
@GwtCompatible

        // spliterator is known to be nonempty now
        spliterator.forEachRemaining(state::set);
        return java.util.Optional.of(state.get());
      }

      Spliterator<T> prefix = spliterator.trySplit();
      if (prefix == null || prefix.getExactSizeIfKnown() == 0) {
        // we can't split this any further
        spliterator.forEachRemaining(state::set);
        if (state.set) {

        // spliterator is known to be nonempty now
        spliterator.forEachRemaining(state::set);
        return java.util.Optional.of(state.get());
      }

      Spliterator<T> prefix = spliterator.trySplit();
      if (prefix == null || prefix.getExactSizeIfKnown() == 0) {
        // we can't split this any further
        spliterator.forEachRemaining(state::set);
        if (state.set) {

      long size = spliterator.getExactSizeIfKnown();
      if (size > 0) { // known *and* nonempty
        ensureRoomFor(Ints.saturatedCast(size));
      }
      spliterator.forEachRemaining((LongConsumer) this::add);
      return this;
    }

    /**
     * Appends {@code values}, in order, to the end of the values the built {@link
     * ImmutableLongArray} will contain.
     */

          forEachEntry(action);
        }
      };
    }

    void forEachEntry(Consumer<? super Entry<K, V>> action) {
      entryIterator().forEachRemaining(action);
    }

    @Override
    public void clear() {
      Iterators.clear(entryIterator());
    }
  }

  /**