[🌱 JPA 방탈출 예약 대기] 이산(이채린) 미션 제출합니다.

build.gradle

@@ -23,7 +23,7 @@ configurations {
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter'
     implementation 'org.springframework.boot:spring-boot-starter-web'
-    implementation 'org.springframework.boot:spring-boot-starter-jdbc'
+    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-validation'
     compileOnly 'org.projectlombok:lombok'

src/main/java/roomescape/domain/member/Member.java

@@ -0,0 +1,33 @@
+package roomescape.domain.member;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import lombok.Getter;
+
+@Entity
+@Getter
+public class Member {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    private String name;
+
+    protected Member() {
+    }
+
+    private Member(Long id, String name) {
+        this.id = id;
+        this.name = name;
+    }
+
+    public static Member of(Long id, String name) {
+        return new Member(id, name);
+    }
+
+    public static Member createWithoutId(String name) {
+        return new Member(null, name);
+    }
+}

src/main/java/roomescape/domain/member/MemberRepository.java

@@ -0,0 +1,6 @@
+package roomescape.domain.member;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface MemberRepository extends JpaRepository<Member, Long> {
+}

src/main/java/roomescape/domain/member/MemberService.java

@@ -0,0 +1,18 @@
+package roomescape.domain.member;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import roomescape.support.exception.MemberErrorCode;
+import roomescape.support.exception.RoomescapeException;
+
+@Service
+@RequiredArgsConstructor
+public class MemberService {
+
+    private final MemberRepository memberRepository;
+
+    public Member findById(Long id) {
+        return memberRepository.findById(id)
+            .orElseThrow(() -> new RoomescapeException(MemberErrorCode.MEMBER_NOT_FOUND));
+    }
+}