Qualifier使用

样例

#声明接口
public interface EmployeeService {
public EmployeeDto getEmployeeById(Long id);
}

#实现类
@Service("service")
public class EmployeeServiceImpl implements EmployeeService {
public EmployeeDto getEmployeeById(Long id) {
return new EmployeeDto();
}
}

@Service("service1")
public class EmployeeServiceImpl1 implements EmployeeService {
public EmployeeDto getEmployeeById(Long id) {
return new EmployeeDto();
}
}

@Controller
@RequestMapping("/emplayee.do")
public class EmployeeInfoControl {

@Autowired
@Qualifier("service")
EmployeeService employeeService;

}