}
    }

    @Override
    public void visitServiceReference(String propertyName, boolean optional, PropertyValue value, @Nullable String serviceName, Class<? extends BuildService<?>> buildServiceType) {
        for (PropertyVisitor visitor : visitors) {
            visitor.visitServiceReference(propertyName, optional, value, serviceName, buildServiceType);
        }
    }

    public ImmutableSortedSet<ServiceReferenceSpec> getServiceReferences() {
        return serviceReferences.build();
    }

    @Override
    public void visitServiceReference(String propertyName, boolean optional, PropertyValue value, @Nullable String serviceName, Class<? extends BuildService<?>> buildServiceType) {

    default void visitLocalStateProperty(Object value) {}

    /**
     * Visits a service reference. Service references may or may not be declared with a name.
     */
    default void visitServiceReference(String propertyName, boolean optional, PropertyValue value, @Nullable String serviceName, Class<? extends BuildService<?>> buildServiceType) {}

            TypeToken<?> declaredType = propertyMetadata.getDeclaredType();
            Class<?> serviceType = Cast.uncheckedCast(((ParameterizedType) declaredType.getType()).getActualTypeArguments()[0]);
            visitor.visitServiceReference(propertyName, propertyMetadata.isAnnotationPresent(Optional.class), value, serviceName, Cast.uncheckedCast(serviceType));
        });
    }

                override fun recordProblem(problem: Problem) {
                    problems.add(problem)
                }
            },
            object : PropertyVisitor {
                override fun visitServiceReference(propertyName: String, optional: Boolean, value: PropertyValue, serviceName: String?, buildServiceType: Class<out BuildService<*>>) {
                    value.maybeFinalizeValue()
                }

            taskPropertySpecs.add(new DefaultValidatingProperty(propertyName, value, optional, ValidationActions.NO_OP));
        }

        @Override
        public void visitServiceReference(String propertyName, boolean optional, PropertyValue value, @Nullable String serviceName, Class<? extends BuildService<?>> buildServiceType) {
            // Service reference declared via annotation, validate it