public static List calculateInterceptorsAndDynamicInterceptionAdvice(Advised config,
    Object proxy,
    Method method,
    Class targetClass) 
{
	                                	 
		List interceptors = new ArrayList(config.getAdvisors().length);
		AdvisorAdapterRegistry registry = GlobalAdvisorAdapterRegistry.getInstance();
		for (int i = 0; i <  config.getAdvisors().length; i++) {
			Advisor advisor = config.getAdvisors()[i];
			if (advisor instanceof PointcutAdvisor) {
				// add it conditionally
				PointcutAdvisor pointcutAdvisor = (PointcutAdvisor) advisor;
				if (pointcutAdvisor.getPointcut().getClassFilter().matches(targetClass)) {
					MethodInterceptor interceptor = (MethodInterceptor) registry.getInterceptor(advisor);
					MethodMatcher mm = pointcutAdvisor.getPointcut().getMethodMatcher();
					if (mm.matches(method, targetClass)) {
						if (mm.isRuntime()) {
							// Creating a new object instance in the getInterceptor() method
							// isn't a problem as we normally cache created chains.
							interceptors.add(new InterceptorAndDynamicMethodMatcher(interceptor, mm) );
						}
						else {							
							interceptors.add(interceptor);
						}
					}
				}
			}
			else if (advisor instanceof IntroductionAdvisor) {
				IntroductionAdvisor ia = (IntroductionAdvisor) advisor;
				if (ia.getClassFilter().matches(targetClass)) {
					MethodInterceptor interceptor = (MethodInterceptor) registry.getInterceptor(advisor);
					interceptors.add(interceptor);
				}
			}
		}
		return interceptors;
}

Return the static interceptors and dynamic interception advice that may apply to this method invocation.