小编Xav*_*ens的帖子

我需要创建一个A类的新节点，它与User节点有关系：

@NodeEntity
public class A implements Serializable {

    /**
     * Graph node identifier
     */
    @GraphId
    private Long nodeId;

    /**
     * Enity identifier
     */
    private String id;

    //... more properties ...

    @Relationship(type = "HAS_ADVERTISER", direction = Relationship.OUTGOING)
    private User user;

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof IdentifiableEntity)) return false;

        IdentifiableEntity entity = (IdentifiableEntity) o;
        if (!super.equals(o)) return false;

        if (id != null) {
            if (!id.equals(entity.id)) return false;
        } else {
            if (entity.id …