feat: DB 데이터 생성 및 수정 시 시간을 기록하기 위한 BaseEntity 적용 (#3)

src/main/java/jparest/practice/common/util/TimeBaseEntity.java

@@ -0,0 +1,24 @@
+package jparest.practice.common.util;
+
+import lombok.Getter;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+import javax.persistence.Column;
+import javax.persistence.EntityListeners;
+import javax.persistence.MappedSuperclass;
+import java.time.LocalDateTime;
+
+@EntityListeners(AuditingEntityListener.class)
+@Getter
+@MappedSuperclass
+public abstract class TimeBaseEntity {
+
+    @CreatedDate
+    @Column(updatable = false)
+    private LocalDateTime createdAt;
+
+    @LastModifiedDate
+    private LocalDateTime updatedAt;
+}

src/main/java/jparest/practice/group/domain/Group.java

@@ -1,5 +1,6 @@
 package jparest.practice.group.domain;
 
+import jparest.practice.common.util.TimeBaseEntity;
 import jparest.practice.rest.domain.GroupRest;
 import lombok.*;
 import lombok.extern.slf4j.Slf4j;
@@ -14,7 +15,7 @@
 @Table(name = "groups")
 @Getter
 @NoArgsConstructor
-public class Group {
+public class Group extends TimeBaseEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/jparest/practice/group/domain/UserGroup.java

@@ -1,22 +1,19 @@
 package jparest.practice.group.domain;
 
-import jparest.practice.invite.domain.Invite;
+import jparest.practice.common.util.TimeBaseEntity;
 import jparest.practice.user.domain.User;
 import lombok.AllArgsConstructor;
-import lombok.Builder;
 import lombok.Getter;
-import lombok.Setter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Optional;
 
 @Entity
 @Table(name = "user_group")
 @Getter
 @AllArgsConstructor
-public class UserGroup {
+@NoArgsConstructor
+public class UserGroup extends TimeBaseEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/jparest/practice/invite/domain/Invite.java

@@ -1,18 +1,21 @@
 package jparest.practice.invite.domain;
 
+import jparest.practice.common.util.TimeBaseEntity;
 import jparest.practice.group.domain.UserGroup;
 import jparest.practice.invite.exception.AlreadyProcessedInviteException;
 import jparest.practice.invite.exception.InviteNotFoundException;
 import jparest.practice.user.domain.User;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 
 import static jparest.practice.invite.domain.InviteStatus.*;
 
 @Entity
 @Getter
-public class Invite {
+@NoArgsConstructor
+public class Invite extends TimeBaseEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/jparest/practice/rest/domain/GroupRest.java

@@ -1,13 +1,16 @@
 package jparest.practice.rest.domain;
 
+import jparest.practice.common.util.TimeBaseEntity;
 import jparest.practice.group.domain.Group;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 
 @Entity
 @Getter
-public class GroupRest {
+@NoArgsConstructor
+public class GroupRest extends TimeBaseEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/jparest/practice/rest/domain/Rest.java

@@ -1,5 +1,6 @@
 package jparest.practice.rest.domain;
 
+import jparest.practice.common.util.TimeBaseEntity;
 import lombok.*;
 
 import javax.persistence.*;
@@ -11,7 +12,7 @@
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
-public class Rest {
+public class Rest extends TimeBaseEntity {
 
     @Id
     @Column(name = "rest_id", nullable = false, length = 16)

src/main/java/jparest/practice/user/domain/User.java

@@ -1,11 +1,14 @@
 package jparest.practice.user.domain;
 
+import jparest.practice.common.util.TimeBaseEntity;
 import jparest.practice.group.domain.UserGroup;
 import jparest.practice.invite.domain.Invite;
-import lombok.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.hibernate.annotations.GenericGenerator;
-import org.hibernate.annotations.Type;
 
 import javax.persistence.*;
 import java.util.ArrayList;
@@ -18,7 +21,7 @@
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
-public class User {
+public class User extends TimeBaseEntity {
 
     @Id
     @GeneratedValue(generator = "uuid2")

src/main/resources/application.yml

@@ -23,7 +23,7 @@ spring:
     database-platform: org.hibernate.dialect.MySQL8Dialect
     open-in-view: true
     hibernate:
-      ddl-auto: create-drop
+      ddl-auto: update
     properties:
       hibernate:
         show-sql: true