}

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

    @Override
    public int hashCode() {
      return hashCodeImpl(this);
    }
  }

  private static class FilteredSortedSet<E extends @Nullable Object> extends FilteredSet<E>
      implements SortedSet<E> {

    RandomAccessReverseList(List<T> forwardList) {
      super(forwardList);
    }
  }

  /** An implementation of {@link List#hashCode()}. */
  static int hashCodeImpl(List<?> list) {
    // TODO(lowasser): worth optimizing for RandomAccess?
    int hashCode = 1;
    for (Object o : list) {
      hashCode = 31 * hashCode + (o == null ? 0 : o.hashCode());

    RandomAccessReverseList(List<T> forwardList) {
      super(forwardList);
    }
  }

  /** An implementation of {@link List#hashCode()}. */
  static int hashCodeImpl(List<?> list) {
    // TODO(lowasser): worth optimizing for RandomAccess?
    int hashCode = 1;
    for (Object o : list) {
      hashCode = 31 * hashCode + (o == null ? 0 : o.hashCode());

    }

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

    @Override
    public int hashCode() {
      return hashCodeImpl(this);
    }
  }

  private static class FilteredSortedSet<E extends @Nullable Object> extends FilteredSet<E>
      implements SortedSet<E> {

  Set<Entry<K, V>> createEntries() {
    return new EntrySet();
  }

  private final class EntrySet extends Entries implements Set<Entry<K, V>> {
    @Override
    public int hashCode() {
      return Sets.hashCodeImpl(this);
    }

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

  Set<Entry<K, V>> createEntries() {
    return new EntrySet();
  }

  private final class EntrySet extends Entries implements Set<Entry<K, V>> {
    @Override
    public int hashCode() {
      return Sets.hashCodeImpl(this);
    }

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

   * {@link #iterator}, you may wish to override {@link #equals} to forward to this implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return Sets.hashCodeImpl(this);
  }

   * {@link #iterator}, you may wish to override {@link #equals} to forward to this implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return Sets.hashCodeImpl(this);
  }

      return entryIterator();
    }
  }

  @WeakOuter
  final class EntrySet extends Entries implements Set<Entry<K, V>> {
    @Override
    public int hashCode() {
      return Sets.hashCodeImpl(this);
    }

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

  abstract Iterator<Entry<K, V>> entryIterator();

      }
    }
    return super.equals(object);
  }

  // copied to make sure not to use the GWT-emulated version
  @Override
  public int hashCode() {
    return Sets.hashCodeImpl(this);
  }

  @GwtIncompatible
  @J2ktIncompatible
  private static final class SerializedForm<C extends Comparable> implements Serializable {
    final Range<C> range;
    final DiscreteDomain<C> domain;