fix: #37 엔티티에 TimeTrackedBaseEntity 상속 추가

Author: tinon1004

src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentBrand.java

@@ -1,10 +1,9 @@
 package com.ajou.hertz.domain.instrument.entity;
 
+import com.ajou.hertz.common.entity.TimeTrackedBaseEntity;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Table;
 import lombok.AccessLevel;
@@ -17,15 +16,13 @@
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @Entity
 @Table(name = "instrument_brand")
-public class InstrumentBrand {
+public class InstrumentBrand extends TimeTrackedBaseEntity {
 
-    @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(nullable = false)
-    private Long id;
-
-    @Column(nullable = false)
-    private String name;
+	@Id
+	@Column(nullable = false, updatable = false)
+	private Long id;
 
+	@Column(nullable = false)
+	private String name;
 
 }

src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentModel.java

@@ -1,14 +1,16 @@
 package com.ajou.hertz.domain.instrument.entity;
 
+import com.ajou.hertz.common.entity.TimeTrackedBaseEntity;
+
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
-import jakarta.persistence.Table;
-import jakarta.persistence.ManyToOne;
 import jakarta.persistence.JoinColumn;
-import jakarta.persistence.FetchType;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
@@ -19,17 +21,18 @@
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @Entity
 @Table(name = "instrument_model")
-public class InstrumentModel {
+public class InstrumentModel extends TimeTrackedBaseEntity {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(nullable = false, updatable = false)
+	private Long id;
 
-    @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "instrument_model_id", nullable = false)
-    private Long id;
+	@ManyToOne(fetch = FetchType.LAZY)
+	@JoinColumn(name = "instrument_brand_id", nullable = false)
+	private InstrumentBrand instrumentBrand;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "instrument_brand_id", nullable = false)
-    private InstrumentBrand instrumentBrand;
+	@Column(nullable = false)
+	private String name;
 
-    @Column(nullable = false)
-    private String name;
 }