我有一个称为Precinct的实体类型。现在,我想让一个单独的区域具有邻居区域,这是一种自我映射。那么我应该如何为Set<Precinct>
编写注释?
@Entity
@Table(name="Precinct")
public class Precinct {
@Id
@Column(name="Id")
private int id;
@Annotations required here
public Set<Precinct> getNeighbors() {
return neighbors;
}
public void setNeighbors(Set<Precinct> neighbors) {
this.neighbors = neighbors;
}
}
答案 0 :(得分:0)
您可以执行以下操作:
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