protected function createEdge($from, $to) { if (!$from || !$to) { return null; } $exists = $this->edgeExists($from, $to); if ($exists) { return $exists; } $edge = new Edge(); $edge->setFrom($from)->setTo($to); $this->getEntityManager()->persist($edge); $this->getEntityManager()->flush($edge); return $edge; }
protected function createEdge($from, $to) { $em = $this->getEntityManager(); $edge = new Edge(); $edge->setFrom($from)->setTo($to); $em->persist($edge); $em->flush($edge); return $edge; }