1. Bean definition format (understand)
@Around("bean(userService)")
@Around("bean(userService)||bean(addressService)")
2. The format of the class definition pointcut (understand)
@Around("within(cn.tedu.store.service.UserService)")
@Around("within(cn.tedu.store.service.*Service)")
3. Method Definition (Mastery)
@Around("execution(* cn.tedu.store..*Service.*(..))")