Merge pull request #37 from Tave12st-Backend-Study/minyoungsong

[Week3][Chapter6~7] Minyoung Song

송민영/ex1-hello-jpa/src/main/java/hellojpa/Album.java

@@ -0,0 +1,11 @@
+package hellojpa;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("A")
+public class Album extends Item{
+
+    private String artist;
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/BaseEntity.java

@@ -0,0 +1,44 @@
+package hellojpa;
+
+import javax.persistence.MappedSuperclass;
+import java.time.LocalDateTime;
+
+@MappedSuperclass
+public abstract class BaseEntity {
+    private String createdBy;
+    private LocalDateTime createdDate;
+    private String lastModifiedBy;
+    private LocalDateTime lastModifiedDate;
+
+    public String getCreatedBy() {
+        return createdBy;
+    }
+
+    public void setCreatedBy(String createdBy) {
+        this.createdBy = createdBy;
+    }
+
+    public LocalDateTime getCreatedDate() {
+        return createdDate;
+    }
+
+    public void setCreatedDate(LocalDateTime createdDate) {
+        this.createdDate = createdDate;
+    }
+
+    public String getLastModifiedBy() {
+        return lastModifiedBy;
+    }
+
+    public void setLastModifiedBy(String lastModifiedBy) {
+        this.lastModifiedBy = lastModifiedBy;
+    }
+
+    public LocalDateTime getLastModifiedDate() {
+        return lastModifiedDate;
+    }
+
+    public void setLastModifiedDate(LocalDateTime lastModifiedDate) {
+        this.lastModifiedDate = lastModifiedDate;
+    }
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Book.java

@@ -0,0 +1,11 @@
+package hellojpa;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("B")
+public class Book extends Item {
+    private String author;
+    private String isbn;
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Item.java

@@ -0,0 +1,39 @@
+package hellojpa;
+
+import javax.persistence.*;
+
+@Entity
+@Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)
+public abstract class Item {
+
+    @Id
+    @GeneratedValue
+    private Long id;
+
+    private String name;
+    private int price;
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getPrice() {
+        return price;
+    }
+
+    public void setPrice(int price) {
+        this.price = price;
+    }
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/JpaMain.java

@@ -1,12 +1,10 @@
 package hellojpa;
 
-import org.h2.mvstore.tx.Transaction;
-
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.EntityTransaction;
 import javax.persistence.Persistence;
-import java.util.List;
+import java.time.LocalDateTime;
 
 public class JpaMain {
     public static void main(String[] args) {
@@ -18,25 +16,12 @@ public static void main(String[] args) {
         tx.begin();
 
         try {
-            Team team = new Team();
-            team.setName("TeamA");
-            em.persist(team);
-
             Member member = new Member();
-            member.setUsername("Member1");
-            member.setTeam(team);
-            em.persist(member);
-
-            em.flush();
-            em.clear();
-
-            Member findMember = em.find(Member.class, member.getId());
-            List<Member> members = findMember.getTeam().getMembers();
-
-            for(Member m : members){
-                System.out.println("m = "+m.getUsername());
-            }
+            member.setUsername("user1");
+            member.setCreatedBy("kim");
+            member.setCreatedDate(LocalDateTime.now());
 
+            em.persist(member);
 
             tx.commit();
         }

송민영/ex1-hello-jpa/src/main/java/hellojpa/Locker.java

@@ -0,0 +1,19 @@
+package hellojpa;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.OneToOne;
+
+@Entity
+public class Locker {
+
+    @Id
+    @GeneratedValue
+    private Long id;
+
+    private String name;
+
+    @OneToOne(mappedBy = "locker")
+    private Member member;
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Member.java

@@ -1,9 +1,12 @@
 package hellojpa;
 
 import javax.persistence.*;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
 
 @Entity
-public class Member {
+public class Member extends BaseEntity{
     @Id
     @GeneratedValue
     @Column(name = "MEMBER_ID")
@@ -12,13 +15,17 @@ public class Member {
     @Column(name = "USERNAME")
     private String username;
 
-//    @Column(name = "TEAM_ID")
-//    private Long teamId;
-
     @ManyToOne
-    @JoinColumn(name = "TEAM_ID")
+    @JoinColumn(name = "TEAM_ID", insertable = false, updatable = false)
     private Team team;
 
+    @OneToOne
+    @JoinColumn(name = "LOCKER_ID")
+    private Locker locker;
+
+    @OneToMany(mappedBy = "member")
+    private List<MemberProduct> memberProducts = new ArrayList<>();
+
     public Long getId() {
         return id;
     }
@@ -35,11 +42,5 @@ public void setUsername(String username) {
         this.username = username;
     }
 
-    public Team getTeam() {
-        return team;
-    }
 
-    public void setTeam(Team team) {
-        this.team = team;
-    }
 }

송민영/ex1-hello-jpa/src/main/java/hellojpa/MemberProduct.java

@@ -0,0 +1,23 @@
+package hellojpa;
+
+import javax.persistence.*;
+import java.time.LocalDateTime;
+
+@Entity
+public class MemberProduct {
+    @Id
+    @GeneratedValue
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name = "MEMBER_ID")
+    private Member member;
+
+    @ManyToOne
+    @JoinColumn(name = "PRODCUT_ID")
+    private Product product;
+
+    private int count;
+    private int price;
+    private LocalDateTime orderDateTime;
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Movie.java

@@ -0,0 +1,27 @@
+package hellojpa;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("M")
+public class Movie extends Item{
+    private String director;
+    private String actor;
+
+    public String getDirector() {
+        return director;
+    }
+
+    public void setDirector(String director) {
+        this.director = director;
+    }
+
+    public String getActor() {
+        return actor;
+    }
+
+    public void setActor(String actor) {
+        this.actor = actor;
+    }
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Product.java

@@ -0,0 +1,33 @@
+package hellojpa;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+public class Product {
+    @Id
+    @GeneratedValue
+    private Long id;
+
+    private String name;
+
+    @OneToMany(mappedBy="product")
+    private List<MemberProduct> memberProducts = new ArrayList<>();
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

송민영/ex1-hello-jpa/src/main/java/hellojpa/Team.java

@@ -1,18 +1,21 @@
 package hellojpa;
 
-import javax.persistence.Column;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
 
 @Entity
-public class Team {
+public class Team extends BaseEntity{
     @Id
     @GeneratedValue
     @Column(name = "TEAM_ID")
     private Long id;
     private String name;
 
+    @OneToMany
+    @JoinColumn(name = "TEAM_ID")
+    private List<Member> members = new ArrayList<>();
+
     public Long getId() {
         return id;
     }
@@ -28,4 +31,12 @@ public String getName() {
     public void setName(String name) {
         this.name = name;
     }
+
+    public List<Member> getMembers() {
+        return members;
+    }
+
+    public void setMembers(List<Member> members) {
+        this.members = members;
+    }
 }

송민영/jpashop/src/main/java/jpabook/JpaMain.java → 송민영/jpashop/src/main/java/jpabook/jpashop/JpaMain.java

@@ -1,5 +1,6 @@
-package jpabook;
+package jpabook.jpashop;
 
+import jpabook.jpashop.domain.Book;
 import jpabook.jpashop.domain.Member;
 import jpabook.jpashop.domain.Order;
 import jpabook.jpashop.domain.OrderItem;
@@ -20,8 +21,11 @@ public static void main(String[] args) {
         tx.begin();
 
         try {
-            Order order = new Order();
-            order.addOrderItem(new OrderItem());
+            Book book = new Book();
+            book.setName("JPA");
+            book.setAuthor("j");
+
+            em.persist(book);
             tx.commit();
         }
         catch (Exception e){

송민영/jpashop/src/main/java/jpabook/jpashop/domain/Album.java

@@ -0,0 +1,25 @@
+package jpabook.jpashop.domain;
+
+import javax.persistence.Entity;
+
+@Entity
+public class Album extends Item{
+    private String artist;
+    private String etc;
+
+    public String getArtist() {
+        return artist;
+    }
+
+    public void setArtist(String artist) {
+        this.artist = artist;
+    }
+
+    public String getEtc() {
+        return etc;
+    }
+
+    public void setEtc(String etc) {
+        this.etc = etc;
+    }
+}