spring MVC四个层的注解
Controller层
@Controller
@RequestMapping("basicBus")
public class BasicBusCtrl {}
Service层
@Service
public class BasicBusBiz
dao层
@Repository
public class BasicBusDao
实体类层
@Entity
@Table(name="basic_bus_info")
public class BasicBus {}
在某一层引用另一个类时应该这样
@Autowired
private BasicRouteBiz basicRouteBiz;