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public class A implements Serializable {
private static final long serialVersionUID = -1317006094950982121L;
//其余属性及get、set方法省略
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@OneToMany (cascade = {CascadeType.REFRESH, CascadeType.PERSIST, CascadeType.MERGE, CascadeType.REMOVE}, fetch=FetchType.LAZY)
private List<B> b = new ArrayList<B>();
}
public class B implements Serializable {
private static final long serialVersionUID = -1317006094950982121L;
//其余属性及get、set方法省略
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
//注:A中单向一对多配置,B中不配置A属性
}