private function sportGroupsTypeHandle(Event $e) { if ($e === null) { throw new Exceptions\NullPointerException("Argument event was null"); } try { $coll = new ArrayCollection(); foreach ($e->getGroups() as $eg) { $dbG = $this->sportGroupService->getSportGroup($eg, false); if ($dbG !== null) { $coll->add($dbG); } } $e->setGroups($coll); } catch (\Exception $e) { $this->logError($ex->getMessage()); throw new Exceptions\DataErrorException($ex->getMessage(), $ex->getCode(), $ex->getPrevious()); } return $e; }