@Valid를 이용한 유효성 검증 유효성 검사 ApiDTO package com.apiservice.model; import lombok.*; import javax.validation.constraints.Email; import javax.validation.constraints.NotEmpty; import javax.validation.constraints.Pattern; import java.time.LocalDateTime; @Data @AllArgsConstructor @NoArgsConstructor @Builder public class ApiDTO { public interface insertGroup{} public interface updateGroup{} private Intege..
