Examples with Interceptor io.micronaut.aop.Interceptor used on opensource projects

Example 1 with Interceptor

use of io.micronaut.aop.Interceptor in project micronaut-core by micronaut-projects.

the class DefaultInterceptorRegistry method resolveInterceptors.

@Override
@NonNull
public <T> Interceptor<T, ?>[] resolveInterceptors(@NonNull Executable<T, ?> method, @NonNull Collection<BeanRegistration<Interceptor<T, ?>>> interceptors, @NonNull InterceptorKind interceptorKind) {
    final AnnotationMetadata annotationMetadata = method.getAnnotationMetadata();
    if (interceptors.isEmpty()) {
        return resolveToNone((ExecutableMethod<?, ?>) method, interceptorKind, annotationMetadata);
    } else {
        instrumentAnnotationMetadata(beanContext, method);
        final Collection<AnnotationValue<?>> applicableBindings = AbstractInterceptorChain.resolveInterceptorValues(annotationMetadata, interceptorKind);
        if (applicableBindings.isEmpty()) {
            return resolveToNone((ExecutableMethod<?, ?>) method, interceptorKind, annotationMetadata);
        } else {
            @SuppressWarnings({ "unchecked", "rawtypes" }) final Interceptor[] resolvedInterceptors = (Interceptor[]) interceptorStream(method.getDeclaringType(), (Collection) interceptors, interceptorKind, applicableBindings).filter(bean -> (bean instanceof MethodInterceptor) || !(bean instanceof ConstructorInterceptor)).toArray(Interceptor[]::new);
            if (LOG.isTraceEnabled()) {
                LOG.trace("Resolved {} {} interceptors out of a possible {} for method: {} - {}", resolvedInterceptors.length, interceptorKind, interceptors.size(), method.getDeclaringType(), method instanceof Described ? ((Described) method).getDescription(true) : method.toString());
                for (int i = 0; i < resolvedInterceptors.length; i++) {
                    Interceptor<?, ?> resolvedInterceptor = resolvedInterceptors[i];
                    LOG.trace("Interceptor {} - {}", i, resolvedInterceptor);
                }
            }
            // noinspection unchecked
            return resolvedInterceptors;
        }
    }
}

Example 2 with Interceptor

use of io.micronaut.aop.Interceptor in project micronaut-core by micronaut-projects.

the class AbstractInterceptorChain method resolveInterceptorValues.

/**
 * Resolve interceptor binding for the given annotation metadata and kind.
 * @param annotationMetadata The annotation metadata
 * @param kind The kind
 * @return The binding
 * @since 3.3.0
 */
@NonNull
protected static Collection<AnnotationValue<?>> resolveInterceptorValues(@NonNull AnnotationMetadata annotationMetadata, @NonNull InterceptorKind kind) {
    if (annotationMetadata instanceof AnnotationMetadataHierarchy) {
        final List<AnnotationValue<InterceptorBinding>> declaredValues = annotationMetadata.getDeclaredMetadata().getAnnotationValuesByType(InterceptorBinding.class);
        final List<AnnotationValue<InterceptorBinding>> parentValues = ((AnnotationMetadataHierarchy) annotationMetadata).getRootMetadata().getAnnotationValuesByType(InterceptorBinding.class);
        if (CollectionUtils.isNotEmpty(declaredValues) || CollectionUtils.isNotEmpty(parentValues)) {
            Set<AnnotationValue<?>> resolved = new HashSet<>(declaredValues.size() + parentValues.size());
            Set<String> declared = new HashSet<>(declaredValues.size());
            for (AnnotationValue<InterceptorBinding> declaredValue : declaredValues) {
                final String annotationName = declaredValue.stringValue().orElse(null);
                if (annotationName != null) {
                    final InterceptorKind specifiedkind = declaredValue.enumValue("kind", InterceptorKind.class).orElse(null);
                    if (specifiedkind == null || specifiedkind.equals(kind)) {
                        if (!annotationMetadata.isRepeatableAnnotation(annotationName)) {
                            declared.add(annotationName);
                        }
                        resolved.add(declaredValue);
                    }
                }
            }
            for (AnnotationValue<InterceptorBinding> parentValue : parentValues) {
                final String annotationName = parentValue.stringValue().orElse(null);
                if (annotationName != null && !declared.contains(annotationName)) {
                    final InterceptorKind specifiedkind = parentValue.enumValue("kind", InterceptorKind.class).orElse(null);
                    if (specifiedkind == null || specifiedkind.equals(kind)) {
                        resolved.add(parentValue);
                    }
                }
            }
            return resolved;
        } else {
            return Collections.emptyList();
        }
    } else {
        List<AnnotationValue<InterceptorBinding>> bindings = annotationMetadata.getAnnotationValuesByType(InterceptorBinding.class);
        if (CollectionUtils.isNotEmpty(bindings)) {
            return bindings.stream().filter(av -> {
                if (!av.stringValue().isPresent()) {
                    return false;
                }
                final InterceptorKind specifiedkind = av.enumValue("kind", InterceptorKind.class).orElse(null);
                return specifiedkind == null || specifiedkind.equals(kind);
            }).collect(Collectors.toSet());
        } else {
            return Collections.emptyList();
        }
    }
}