百戰(zhàn)C++特訓(xùn)班2022
?demo
@Repositorypublic class UserDao {}@Servicepublic class UserService {
? ?@Autowired
? ?private UserDao userDao;}
源碼
@Target({ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER, ElementType.TYPE, ElementType.ANNOTATION_TYPE})@Retention(RetentionPolicy.RUNTIME)@Inherited@Documentedpublic @interface Qualifier {
? ?String value() default "";}
標(biāo)簽：
