spring注解@Valid的作用说明

@Data
@AllArgsConstructor
@NoArgsConstructor
public class NewUser {
    @NotEmpty
    private String name;
    @NotEmpty
    private String passWord;
}

@Data
public class UserRequest {
    @NotEmpty
    private String groupName;
    
    private List<NewUser> users;
}

    @RequestMapping(path = {"/ValidTest"})
    public String Valid(@Valid @RequestBody UserRequest userRequest) {
        System.out.println(userRequest);
        return "valid test";
    }

@Data
public class UserRequest {
    @NotEmpty
    private String groupName;
    @Valid
    private List<NewUser> users;
}