I've setup a bi-directional relationship between 2 nodes using SDG. However, when I view the relationship in neo4j, it appears the relationship is still only outgoing. Any idea why?

Code:
@NodeEntity
public class DummyModelObject
{
  @RelatedTo(type = "RELATED_OBJECT", elementClass = DummyModelObject.class, direction = Direction.BOTH)
  private Set<DummyModelObject> relatedObjects;

  @Indexed(indexName = "model_obj_id_index")
  private String id;

  @Indexed(indexName = "title_index")
  private String title;
}
Output from Neo4jShell:

Code:
neo4j-sh[readonly] (0)$ ls 1
*__type__   =[org.mycompany.graph.model.DummyModelObject]
*createDate =[1303929118211]
*id         =[32a05b5b-e9e4-40e9-9cbc-41acd905aadd]
*modifyDate =[1303929118211]
*title      =[DummyModelObject Title 1]
(DummyModelObject Title 1,1) --[RELATED_OBJECT]-> (DummyModelObject Title 2,2)


neo4j-sh[readonly] (0)$ ls 2
*__type__   =[org.mycompany.graph.model.DummyModelObject]
*createDate =[1303929118211]
*id         =[e16379f0-f041-42b8-a1ee-ddc2ee02a271]
*modifyDate =[1303929118211]
*title      =[DummyModelObject Title 2]
(DummyModelObject Title 2,2) <-[RELATED_OBJECT]-- (DummyModelObject Title 1,1)