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我正在使用Neo4jOperations查詢neo。 Spring正在獲取節點及其父節點,但也得到了父母的孩子,顯然我並不感興趣,我只希望節點的直接父母和孩子。春季neo4j模板加載遞歸節點
@Repository
public class PracticeAreaRepository {
@Autowired
Neo4jOperations template;
public PracticeArea get(String uuid){
PracticeArea practiceArea = template.findByIndexedValue(PracticeArea.class, "practiceAreaId", uuid).singleOrNull();
template.fetch(practiceArea.getChildren());
template.fetch(practiceArea.getParent());
return practiceArea;
}
}
PracticeArea.java
@NodeEntity
public class PracticeArea {
@GraphId
private Long id;
private String name;
@Indexed
@GraphProperty(propertyName = "practice_area_id")
private UUID practiceAreaId;
@RelatedTo(type = "HAS_PARENT_PRACTICE_AREA", direction = Direction.OUTGOING)
PracticeArea parent;
@RelatedTo(type = "HAS_CHILD_PRACTICE_AREA", direction = Direction.OUTGOING)
Set<PracticeArea> children;
/* Getters & Setters */ ....
}
如何阻止春天的Neo4j做到這一點?