public function getVirtualInterface()
 {
     $this->__load();
     return parent::getVirtualInterface();
 }
 /**
  * You can add `OSS_Message`s here and redirect to a custom destination after a
  * successful add / edit operation.
  *
  * @param IXP_Form_Interface_Vlan $form The form object
  * @param \Entities\VlanInterface $object The Doctrine2 entity (being edited or blank for add)
  * @param bool $isEdit True of we are editing an object, false otherwise
  * @return bool `false` for standard message and redirection, otherwise redirect within this function
  */
 protected function addDestinationOnSuccess($form, $object, $isEdit)
 {
     if ($this->getParam('rtn', false) == 'vli') {
         return false;
     }
     $this->addMessage('VLAN interface successfuly ' . ($isEdit ? 'edited.' : 'added.'), OSS_Message::SUCCESS);
     $this->redirectAndEnsureDie('virtual-interface/edit/id/' . $object->getVirtualInterface()->getId());
 }