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Spring徹底入門 第2版  Spring FrameworkによるJavaアプリケーション開発
book

Spring徹底入門 第2版 Spring FrameworkによるJavaアプリケーション開発

by 株式会社NTTデータ, 株式会社NTTデータグループ
May 2024
Intermediate to advanced
752 pages
24h
Japanese
Shōeisha
Content preview from Spring徹底入門 第2版 Spring FrameworkによるJavaアプリケーション開発
660
14
チュートリアル
JPA のエンティティの作成
まずは
JPA
のエンティティを作成しましょう。
ER
図をもとに、次のような関連を持つエンティティを作成しま
す(
図14.19)。
14.19
 作成するエンティティ
本チュートリアルでは
JPA
のエンティティをそのままドメイン層の
Model
として扱います。各エンティティクラ
スを
src/main/java/mrs/domain/model
パッケ 成しましょう
User
まずは
User
エンティティを作成します。
User.java
package mrs.domain.model;
import javax.persistence.Entity;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import javax.persistence.Id;
import javax.persistence.Table;
14.2.5
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A
A
14.2 アプリケーションの開発
@Entity
@Table(name = "usr")
public class User implements ...
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Publisher Resources

ISBN: 9784798187105