@SuppressWarnings("unchecked") // ArbitraryInstances always returns generics-safe dummies.
    T value = (T) ArbitraryInstances.get(rawType);
    if (value != null) {
      return value;
    }
    if (rawType.isInterface()) {
      return new SerializableDummyProxy(this).newProxy(type);
    }
    return null;
  }

  private static <T> T createInstance(Invokable<?, ? extends T> factory, List<?> args)

      }
      return invokeGeneratorMethod(generate, args.toArray());
    }
    return defaultGenerate(rawType);
  }

  private <T> @Nullable T defaultGenerate(Class<T> rawType) {
    if (rawType.isInterface()) {
      // always create a new proxy
      return newProxy(rawType);
    }
    return ArbitraryInstances.get(rawType);
  }

  private <T> T newProxy(Class<T> interfaceType) {

pkg go/types, func ExprString(ast.Expr) string
pkg go/types, func Id(*Package, string) string
pkg go/types, func Identical(Type, Type) bool
pkg go/types, func Implements(Type, *Interface) bool
pkg go/types, func IsInterface(Type) bool
pkg go/types, func LookupFieldOrMethod(Type, bool, *Package, string) (Object, []int, bool)
pkg go/types, func MissingMethod(Type, *Interface, bool) (*Func, bool)
pkg go/types, func NewArray(Type, int64) *Array

      }
      try {
        NetworkInterface asInterface = NetworkInterface.getByName(scope);
        if (asInterface == null) {
          throw formatIllegalArgumentException("No such interface: '%s'", scope);
        }
        return Inet6Address.getByAddress(
            v6Address.getHostAddress(), v6Address.getAddress(), asInterface);
      } catch (SocketException | UnknownHostException e) {

      }
      try {
        NetworkInterface asInterface = NetworkInterface.getByName(scope);
        if (asInterface == null) {
          throw formatIllegalArgumentException("No such interface: '%s'", scope);
        }
        return Inet6Address.getByAddress(
            v6Address.getHostAddress(), v6Address.getAddress(), asInterface);
      } catch (SocketException | UnknownHostException e) {