Sulu\Bundle\ContactBundle\Entity\AccountContact::setPosition PHP Метод

    public function setPosition($position)
    {
        $this->position = $position;
        return $this;
    }

 /**
  * @param int $accountId
  * @param int j$contactId
  * @param Request $request
  *
  * @throws \Exception
  *
  * @return Response
  */
 public function putContactsAction($accountId, $contactId, Request $request)
 {
     try {
         // Get account.
         /** @var AccountInterface $account */
         $account = $this->getDoctrine()->getRepository($this->getAccountEntityName())->find($accountId);
         if (!$account) {
             throw new EntityNotFoundException('account', $accountId);
         }
         // Get contact.
         $contact = $this->getDoctrine()->getRepository($this->container->getParameter('sulu.model.contact.class'))->find($contactId);
         if (!$contact) {
             throw new EntityNotFoundException('contact', $contactId);
         }
         // Check if relation already exists.
         $accountContact = $this->getDoctrine()->getRepository(self::$accountContactEntityName)->findOneBy(['contact' => $contact, 'account' => $account]);
         if ($accountContact) {
             throw new \Exception('Relation already exists');
         }
         // Create relation.
         $accountContact = new AccountContactEntity();
         // If contact has no main relation - set as main.
         $accountContact->setMain($contact->getAccountContacts()->isEmpty());
         $accountContact->setAccount($account);
         $accountContact->setContact($contact);
         // Set position on contact.
         $position = $this->getAccountManager()->getPosition($request->get('position', null));
         $accountContact->setPosition($position);
         $contact->setCurrentPosition($position);
         $em = $this->getDoctrine()->getManager();
         $em->persist($accountContact);
         $em->flush();
         $isMainContact = false;
         if ($account->getMainContact()) {
             $isMainContact = $account->getMainContact()->getId() === $contact->getId();
         }
         $contactArray = ['id' => $contact->getId(), 'fullName' => $contact->getFullName(), 'isMainContact' => $isMainContact];
         if ($position) {
             $contactArray['position'] = $position->getPosition();
         }
         $view = $this->view($contactArray, 200);
     } catch (EntityNotFoundException $enfe) {
         $view = $this->view($enfe->toArray(), 404);
     } catch (RestException $exc) {
         $view = $this->view($exc->toArray(), 400);
     } catch (\Exception $e) {
         $view = $this->view($e->getMessage(), 400);
     }
     return $this->handleView($view);
 }