hashCode = ~~hashCode;
      // needed to deal with GWT integer overflow
    }
    return hashCode;
  }

  /** An implementation of {@link List#equals(Object)}. */
  static boolean equalsImpl(List<?> thisList, @Nullable Object other) {
    if (other == checkNotNull(thisList)) {
      return true;
    }
    if (!(other instanceof List)) {
      return false;
    }

    @GwtIncompatible
        Object writeReplace() {
      return super.writeReplace();
    }
  }

  @Override
  public boolean equals(@Nullable Object object) {
    return Maps.equalsImpl(this, object);
  }

  abstract boolean isPartialView();

  @Override
  public int hashCode() {
    return Sets.hashCodeImpl(entrySet());
  }

  boolean isHashCodeFast() {

    @GwtIncompatible
        Object writeReplace() {
      return super.writeReplace();
    }
  }

  @Override
  public boolean equals(@Nullable Object object) {
    return Maps.equalsImpl(this, object);
  }

  abstract boolean isPartialView();

  @Override
  public int hashCode() {
    return Sets.hashCodeImpl(entrySet());
  }

  boolean isHashCodeFast() {

        Predicates.<Entry<K, V>>and(multimap.entryPredicate(), entryPredicate);
    return new FilteredEntrySetMultimap<>(multimap.unfiltered(), predicate);
  }

  static boolean equalsImpl(Multimap<?, ?> multimap, @Nullable Object object) {
    if (object == multimap) {
      return true;
    }
    if (object instanceof Multimap) {
      Multimap<?, ?> that = (Multimap<?, ?>) object;

        Predicates.<Entry<K, V>>and(multimap.entryPredicate(), entryPredicate);
    return new FilteredEntrySetMultimap<>(multimap.unfiltered(), predicate);
  }

  static boolean equalsImpl(Multimap<?, ?> multimap, @Nullable Object object) {
    if (object == multimap) {
      return true;
    }
    if (object instanceof Multimap) {
      Multimap<?, ?> that = (Multimap<?, ?>) object;