@Override
public <T> void delete(T instance) {
AbstractInstanceManager<EntityId, Entity> entityInstanceManager =
sessionContext.getEntityInstanceManager();
AbstractInstanceManager<RelationId, Relation> relationInstanceManager =
sessionContext.getRelationInstanceManager();
DatastoreSession<
EntityId,
Entity,
EntityMetadata,
EntityDiscriminator,
RelationId,
Relation,
RelationMetadata,
RelationDiscriminator,
PropertyMetadata>
datastoreSession = sessionContext.getDatastoreSession();
if (entityInstanceManager.isInstance(instance)) {
Entity entity = entityInstanceManager.getDatastoreType(instance);
sessionContext.getInstanceListenerService().preDelete(instance);
datastoreSession.getDatastoreEntityManager().deleteEntity(entity);
entityInstanceManager.removeInstance(instance);
entityInstanceManager.closeInstance(instance);
sessionContext.getInstanceListenerService().postDelete(instance);
} else if (relationInstanceManager.isInstance(instance)) {
Relation relation = relationInstanceManager.getDatastoreType(instance);
sessionContext.getInstanceListenerService().preDelete(instance);
datastoreSession.getDatastoreRelationManager().deleteRelation(relation);
relationInstanceManager.removeInstance(instance);
relationInstanceManager.closeInstance(instance);
sessionContext.getInstanceListenerService().postDelete(instance);
} else {
throw new XOException(instance + " is not a managed XO instance.");
}
}
@Override
public <T, Id> Id getId(T instance) {
AbstractInstanceManager<EntityId, Entity> entityInstanceManager =
sessionContext.getEntityInstanceManager();
AbstractInstanceManager<RelationId, Relation> relationInstanceManager =
sessionContext.getRelationInstanceManager();
if (entityInstanceManager.isInstance(instance)) {
Entity entity = entityInstanceManager.getDatastoreType(instance);
return (Id)
sessionContext.getDatastoreSession().getDatastoreEntityManager().getEntityId(entity);
} else if (relationInstanceManager.isInstance(instance)) {
Relation relation = relationInstanceManager.getDatastoreType(instance);
return (Id)
sessionContext
.getDatastoreSession()
.getDatastoreRelationManager()
.getRelationId(relation);
}
throw new XOException(instance + " is not a managed XO instance.");
}
@Override
public void close() {
sessionContext.getEntityInstanceManager().close();
sessionContext.getRelationInstanceManager().close();
sessionContext.getDatastoreSession().close();
}
