了解到在spring中,父容器(spring容器)不能访问子容器(springmvc)中的对象,请问怎么用代码验证这种说法。根据我的理解,我在service层(就是注有@service注解的类)中调用了controller层中的方法,但是代码正常执行没有报错。请问我这种验证方式是错误的吗?应该怎么验证?
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单例的是可以访问的