Spring框架下实现基于组的用户权限管理，代码还有介绍，很不错，大家可以看看，初学者学习的必备……Spring框架下实现基于组的用户权限管理，代码还有介绍，很不错，大家可以看看，初学者学习的必备-Spring-based group under the fr a mework of user rights management, code also introduced, very good, we can see that beginners must learn ... ... Sprin