Spring Supplement Test Cases In XmlBeanFactoryTests : Resolve Circle Reference When Use Aop

Many people implementate BeanPostProcessor to realize Aop, but it has a problem with cicle reference. Implementation SmartInstantiationAwareBeanPostProcessor.getEarlyBeanReference is a good practice, for example AbstractAutoProxyCreator. I think the case could make learners understand better.

Comment From: lixiaolong11000

hello,please take a look.

Comment From: snicoll

Thanks for the PR but cases like this are better served using ObjectProvider or @Lazy on the target component to indicate the lifecycle explicitly.