*
 * @author Jared Levy
 * @author Louis Wasserman
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableMultiset<E> extends ImmutableMultiset<E> {
  private static final ImmutableEntry<?>[] EMPTY_ARRAY = new ImmutableEntry<?>[0];
  static final ImmutableMultiset<Object> EMPTY = create(ImmutableList.<Entry<Object>>of());