- Spring AOP使用教程及代碼詳講

publicList?getInterceptorsAndDynamicInterceptionAdvice(Advised?config,?Methodmethod,?Class?targetClass)?{??

//?This?is?somewhat?tricky...?we?have?to?process?introductions?first,??

//?but?we?need?to?preserve?order?in?the?ultimate?list.??

List?interceptorList?=?new?ArrayList(config.getAdvisors().length); ?

//查看是否包含IntroductionAdvisor??

boolean?hasIntroductions?=?hasMatchingIntroductions(config,targetClass);?

//這里實(shí)際上注冊一系列AdvisorAdapter,用于將Advisor轉(zhuǎn)化成MethodInterceptor??

AdvisorAdapterRegistry?registry?=?GlobalAdvisorAdapterRegistry.getInstance(); ?

Advisor[]?advisors?=?config.getAdvisors(); ?
? ? ? ? for?(int?i?=?0;?i?

Advisor?advisor?=?advisors[i];??

if?(advisor?instanceof?PointcutAdvisor)?{??

//?Add?it?conditionally.??

PointcutAdvisor?pointcutAdvisor=?(PointcutAdvisor)?advisor;??

if(config.isPreFiltered()?||pointcutAdvisor.getPointcut().getClassFilter().matches(targetClass))?{??

//TODO:?這個(gè)地方這兩個(gè)方法的位置可以互換下??

//將Advisor轉(zhuǎn)化成Interceptor??

MethodInterceptor[]interceptors?=?registry.getInterceptors(advisor);??