Hibernate与DDD#实体与值对象

@Embeddable、@Embedded、@AttributeOverrides、@AttributeOverride、@EmbeddedId、@ElementCollection

@Data@Embeddable@Access(AccessType.PROPERTY)public class Author {    private String firstName;    private String lastName;}

@Data@Entity(name = "Book")public class Book {    @Id    private Long id;    private String title;    @Embedded    private Author author;}