if (!fEntities.isEmpty()) {
DependencyGraph graph = getGraphLoader().getGraph();
fireGraphPreEvent();
for (NodeCursor nc = graph.nodes(); nc.ok(); nc.next()) {
getEdgeGrouper().reinsertLowLevelEdges(nc.node());
}
getEditResult().addAll(getGraphLoader().addEntitiesAndAssociations(fEntities));
getEdgeGrouper().groupAll();