33.実戦例(値タイプマッピング)

33.実戦例（値タイプマッピング）

public class Member {
    ...
    private String city;
    private String street;
    private String zipcode;
    ...
}

public class Delivery {
    ...
    private String city;
    private String street;
    private String zipcode;
    ...
}

package jpabook.model.entity;

import javax.persistence.Embeddable;

@Embeddable
public class Address {

    private String city;
    private String street;
    private String zipcode;
    
    // Getter, Setter
    // Equals, hashCode
    ...
}

package jpabook.model.entity;

import javax.persistence.*;
import java.util.ArrayList;
import java.util.List;

@Entity
public class Member {

    @Id @GeneratedValue
    @Column(name = "MEMBER_ID")
    private Long id;

    private String name;
    
    // private String city;          // 삭제
    // private String street;        // 삭제
    // private String zipcode;       // 삭제

    @Embedded                        // 추가
    private Address address;         // 추가

    @OneToMany(mappedBy = "member")
    private List<Order> orders = new ArrayList<Order>();
    ...
}

package jpabook.model.entity;


import javax.persistence.*;

@Entity
public class Delivery {

    @Id @GeneratedValue
    @Column(name = "DELIVERY_ID")
    private Long id;

    @OneToOne(mappedBy = "delivery")
    private Order order;
    
    // private String city;          // 삭제
    // private String street;        // 삭제
    // private String zipcode;       // 삭제

    @Embedded                        // 추가
    private Address address;         // 추가

    @Enumerated(EnumType.STRING)
    private DeliveryStatus status; //ENUM [READY(준비), COMP(배송)]
    ...
}