Examples with WeldDecorator org.jboss.weld.bean.WeldDecorator used on opensource projects

Example 1 with WeldDecorator

use of org.jboss.weld.bean.WeldDecorator in project core by weld.

the class Validator method validateDecorator.

protected void validateDecorator(Decorator<?> decorator, Collection<CommonBean<?>> specializedBeans, BeanManagerImpl manager) {
    if (decorator.getDecoratedTypes().isEmpty()) {
        throw ValidatorLogger.LOG.noDecoratedTypes(decorator);
    }
    if (!decorator.getScope().equals(Dependent.class)) {
        throw ValidatorLogger.LOG.interceptorOrDecoratorMustBeDependent(decorator);
    }
    Decorators.checkDelegateType(decorator);
    /*
         * Validate decorators of facade built-in beans
         */
    Type delegateType = decorator.getDelegateType();
    if (delegateType instanceof ParameterizedType) {
        ParameterizedType parameterizedDelegateType = (ParameterizedType) delegateType;
        if (!Decorators.isPassivationCapable(decorator)) {
            if (Instance.class.equals(parameterizedDelegateType.getRawType()) || Provider.class.equals(parameterizedDelegateType.getRawType())) {
                throw ValidatorLogger.LOG.builtinBeanWithNonserializableDecorator(decorator, Instance.class.getName());
            }
            if (Event.class.equals(parameterizedDelegateType.getRawType())) {
                throw ValidatorLogger.LOG.builtinBeanWithNonserializableDecorator(decorator, Event.class.getName());
            }
        }
    }
    if (decorator instanceof WeldDecorator<?>) {
        EnhancedAnnotatedType<?> annotated = ((WeldDecorator<?>) decorator).getEnhancedAnnotated();
        if (decorator instanceof DecoratorImpl<?>) {
            // Discovered decorator bean - abstract methods and delegate injection point are validated during bean initialization
            validateRIBean((CommonBean<?>) decorator, manager, specializedBeans);
            // Following checks are not legal for custom decorator beans as we cannot rely on decorator bean class methods
            if (!BeanMethods.getObserverMethods(annotated).isEmpty() || !BeanMethods.getAsyncObserverMethods(annotated).isEmpty()) {
                throw ValidatorLogger.LOG.decoratorsCannotHaveObserverMethods(decorator);
            }
            while (annotated != null && annotated.getJavaClass() != Object.class) {
                if (!annotated.getDeclaredEnhancedMethods(Produces.class).isEmpty()) {
                    throw ValidatorLogger.LOG.decoratorsCannotHaveProducerMethods(decorator);
                }
                if (!annotated.getDeclaredEnhancedFields(Produces.class).isEmpty()) {
                    throw ValidatorLogger.LOG.decoratorsCannotHaveProducerFields(decorator);
                }
                if (!annotated.getDeclaredEnhancedMethodsWithAnnotatedParameters(Disposes.class).isEmpty()) {
                    throw ValidatorLogger.LOG.decoratorsCannotHaveDisposerMethods(decorator);
                }
                annotated = annotated.getEnhancedSuperclass();
            }
        } else {
            // Custom decorator bean
            validateGeneralBean(decorator, manager);
            Decorators.findDelegateInjectionPoint(annotated, decorator.getInjectionPoints());
        }
    }
}