Example usage for org.springframework.aop.support.annotation AnnotationMethodMatcher AnnotationMethodMatcher

Introduction

In this page you can find the example usage for org.springframework.aop.support.annotation AnnotationMethodMatcher AnnotationMethodMatcher.

Prototype

public AnnotationMethodMatcher(Class<? extends Annotation> annotationType) 

Source Link

Document

Create a new AnnotationClassFilter for the given annotation type.

Usage

From source file:org.anyframe.iam.admin.common.web.JsonErrorAdvisingBeanPostProcessor.java

@SuppressWarnings("unchecked")
public Object postProcessBeforeInitialization(final Object bean, String beanName) throws BeansException {

    //  ? bean ? 
    log.debug("postProcessBeforeInitialization with : " + beanName);

    Class clazz = bean.getClass();

    // JsonError Annotation ?  MethodMatcher
    AnnotationMethodMatcher annotationMethodMatcher = new AnnotationMethodMatcher(JsonError.class);

    // advice(JsonIAMException   JsonExceptionTransfer) + Pointcut 
    // ? Advisor/*from  www.j a  v a2  s  .  c  om*/
    DefaultPointcutAdvisor advisor = (DefaultPointcutAdvisor) context.getBean("jsonErrorAdvisor");

    //  bean Class ?     JsonError Annotation ?   
    // ?
    for (Method method : clazz.getDeclaredMethods()) {
        // JsonError Annotation ?   
        if (annotationMethodMatcher.matches(method, clazz)) {
            // maching method  
            log.debug("maching method : " + clazz.getSimpleName() + "." + method.getName());

            // jsonErrorAdvisor    Pointcut ?  -   JsonError
            // Annotation ?  Bean ?  Pointcut  
            if (advisor.getPointcut() == Pointcut.TRUE) {
                advisor.setPointcut(
                        new ComposablePointcut(new RootClassFilter(clazz), annotationMethodMatcher));
                //  ? Pointcut ?  ??  JsonError Annotation ?
                //  Bean ?  Pointcut ? union  ?.
            } else {
                ComposablePointcut pointcut = (ComposablePointcut) advisor.getPointcut();
                pointcut.union(new ComposablePointcut(new RootClassFilter(clazz), annotationMethodMatcher));
                advisor.setPointcut(pointcut);
            }
        }
    }

    return bean;
}

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