@Data
public class User {
@NotBlank(message = "eqeqe")
@NotNull(message = "sssss")
String name;
Integer age;
@Size(min = 1,message = "lsit最小为一")
@Valid
List list;
}
2022-03-23 17:29:12.212 WARN 12556 --- [nio-8080-exec-8] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.bind.MethodArgumentNotValidException: Validation failed for argument [0] in public java.lang.String com.example.controller.HelloController.test(com.example.controller.User): [Field error in object 'user' on field 'list': rejected value [[]]; codes [Size.user.list,Size.list,Size.java.util.List,Size]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [user.list,list]; arguments []; default message [list],2147483647,1]; default message [lsit最小为一]] ]