1.使用说明书

@RestController
public class GengderController {

    @Autowired
    GengderService gengderService;

    @PostMapping("/getGengder")
    public ReturnVo getGengderService(@RequestBody GengerVo gengerVo) {
        try {
            String num = gengderService.getGengder(gengerVo.getName());
            return ReturnVo.success(num);
        } catch (MyException e) {
            return ReturnVo.exception(e);
        }
    }
}