#10 feat: Member Entity, Service, Repository 추가

build.gradle

@@ -24,6 +24,13 @@ repositories {
 }
 
 dependencies {
+    //OpenFeign
+    implementation 'org.springframework.cloud:spring-cloud-starter-openfeign:4.1.3'
+    //JWT
+    implementation 'io.jsonwebtoken:jjwt-api:0.12.3'
+    runtimeOnly 'io.jsonwebtoken:jjwt-impl:0.12.3'
+    runtimeOnly 'io.jsonwebtoken:jjwt-jackson:0.12.3'
+
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     compileOnly 'org.projectlombok:lombok'

src/main/java/com/dnd/dndtravel/DndTravelProjectApplication.java

@@ -2,7 +2,11 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.openfeign.EnableFeignClients;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
+@EnableJpaAuditing
+@EnableFeignClients
 @SpringBootApplication
 public class DndTravelProjectApplication {
 

src/main/java/com/dnd/dndtravel/member/domain/Member.java

@@ -0,0 +1,31 @@
+package com.dnd.dndtravel.member.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Entity
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class Member {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false)
+    private String name;
+
+    @Column(nullable = false)
+    private String email;
+
+    public static Member from(String name, String email){
+        return Member.builder()
+                .name(name)
+                .email(email)
+                .build();
+    }
+}

src/main/java/com/dnd/dndtravel/member/repository/MemberRepository.java

@@ -0,0 +1,11 @@
+package com.dnd.dndtravel.member.repository;
+
+import com.dnd.dndtravel.member.domain.Member;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface MemberRepository extends JpaRepository<Member, Long> {
+
+    Optional<Member> findByEmail(final String email);
+}

src/main/java/com/dnd/dndtravel/member/service/MemberService.java

@@ -0,0 +1,21 @@
+package com.dnd.dndtravel.member.service;
+
+import com.dnd.dndtravel.member.domain.Member;
+import com.dnd.dndtravel.member.repository.MemberRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+@Service
+public class MemberService {
+
+    private final MemberRepository memberRepository;
+
+    @Transactional
+    public Member saveMember(String name, String email) {
+        return memberRepository.findByEmail(email)
+                .orElseGet(() -> memberRepository.save(Member.from(name, email)));
+    }
+}