.addEqualityGroup(map2, wrap(map2))
        .testEquals();
  }

  private static <K, V> NavigableMap<K, V> wrap(final NavigableMap<K, V> delegate) {
    return new ForwardingNavigableMap<K, V>() {
      @Override
      protected NavigableMap<K, V> delegate() {
        return delegate;
      }
    };
  }

  }

  /** Like using() but overrideable by NavigableSetTestSuiteBuilder. */
  SortedSetTestSuiteBuilder<E> newBuilderUsing(
      TestSortedSetGenerator<E> delegate, Bound to, Bound from) {
    return using(new SortedSetSubsetTestSetGenerator<E>(delegate, to, from));
  }

  }

  /** Like using() but overrideable by NavigableSetTestSuiteBuilder. */
  SortedSetTestSuiteBuilder<E> newBuilderUsing(
      TestSortedSetGenerator<E> delegate, Bound to, Bound from) {
    return using(new SortedSetSubsetTestSetGenerator<E>(delegate, to, from));
  }

  /** Constructor for use by subclasses. */
  protected ForwardingSet() {}

  @Override
  protected abstract Set<E> delegate();

  @Override
  public boolean equals(@CheckForNull Object object) {
    return object == this || delegate().equals(object);
  }

  @Override
  public int hashCode() {
    return delegate().hashCode();
  }

  /**

        .addEqualityGroup(set2, wrap(set2))
        .testEquals();
  }

  private static <T> NavigableSet<T> wrap(final NavigableSet<T> delegate) {
    return new ForwardingNavigableSet<T>() {
      @Override
      protected NavigableSet<T> delegate() {
        return delegate;
      }
    };
  }

    private final NavigableMap<K, ? extends V> delegate;

    UnmodifiableNavigableMap(NavigableMap<K, ? extends V> delegate) {
      this.delegate = delegate;
    }

    UnmodifiableNavigableMap(
        NavigableMap<K, ? extends V> delegate, UnmodifiableNavigableMap<K, V> descendingMap) {
      this.delegate = delegate;
      this.descendingMap = descendingMap;
    }

    @Override

    private final NavigableMap<K, ? extends V> delegate;

    UnmodifiableNavigableMap(NavigableMap<K, ? extends V> delegate) {
      this.delegate = delegate;
    }

    UnmodifiableNavigableMap(
        NavigableMap<K, ? extends V> delegate, UnmodifiableNavigableMap<K, V> descendingMap) {
      this.delegate = delegate;
      this.descendingMap = descendingMap;
    }

    @Override

	}
	return m.Deps.addIP(m.V4Name, ipToInsert, ipProto, comment, replace)
}

func (m *IPSet) DeleteIP(ip netip.Addr, ipProto uint8) error {
	ipToDel := ip.Unmap()

	// We have already Unmap'd, so we can do a simple IsV6 y/n check now
	if ipToDel.Is6() {
		return m.Deps.deleteIP(m.V6Name, ipToDel, ipProto)
	}
	return m.Deps.deleteIP(m.V4Name, ipToDel, ipProto)
}

func (m *IPSet) Flush() error {
	var err error

    UnmodifiableListMultimap(ListMultimap<K, V> delegate) {
      super(delegate);
    }

    @Override
    public ListMultimap<K, V> delegate() {
      return (ListMultimap<K, V>) super.delegate();
    }

    @Override
    public List<V> get(@ParametricNullness K key) {
      return Collections.unmodifiableList(delegate().get(key));
    }

    @Override

        cl.delegate = builder
        cl.call()
        def firstChild = parent.getFirstChild()
        builder.elements.each { element ->
            parent.insertBefore(element, firstChild)
        }
    }

    public static void addBefore(Node sibling, Closure cl) {
        DomBuilder builder = new DomBuilder(sibling.ownerDocument, null)
        cl.delegate = builder
        cl.call()