Sulu\Bundle\ContactBundle\Entity\AccountInterface::getAccountContacts PHP Method

    public function getAccountContacts();

 /**
  * returns the main account-contact relation.
  *
  * @param Contact|AccountInterface $contact
  *
  * @return AccountContact|bool
  */
 public function getMainAccountContact($contact)
 {
     foreach ($contact->getAccountContacts() as $accountContact) {
         /** @var AccountContact $accountContact */
         if ($accountContact->getMain()) {
             return $accountContact;
         }
     }
     return false;
 }