if (implementationRegistration == null) {
            return null;
        }
        return new ImplementationInfoImpl<S>(publicType, implementationRegistration, getInternalViews(publicType));
    }

    @Override
    public <S extends PUBLIC> ImplementationInfo getManagedSubtypeImplementationInfo(final ModelType<S> publicType) {
        if (!isManaged(publicType)) {

        }

        return ModelType.of(implementation);
    }

    private void validateInternalViewsAreInterfaces(TypeBuilderInternal<?> builder) {
        for (Class<?> internalView : builder.getInternalViews()) {
            if (!internalView.isInterface()) {
                throw new InvalidModelException(String.format("Internal view %s must be an interface.", internalView.getName()));
            }
        }
    }