使用Mybatis-plus,重写Service
service接口:service extends AbstracService<T>
service实现类:serviceimpl extends AbstracServiceImpl<M,T> implements service
抽象通用服务接口:AbstracService<T extends xxBaseEntity> extends IService<T>
抽象通用服务接口实现: AbstracServiceImpl<M extends BaseMapper<T>,T extends xxBaseEntity> extends ServiceImpl<M, T> implements AbstracService<T>