/**
  * {@inheritdoc}
  */
 public function getFormValue(array $config, $value)
 {
     if ($value === null) {
         return $this->getDefaultChoices($config);
     }
     return parent::getFormValue($config, $value);
 }
 /**
  * {@inheritdoc}
  */
 public function getFormValue(array $converterAttributes, $value)
 {
     if ($value === null) {
         return $this->businessUnitRepository->findAll();
     }
     return parent::getFormValue($converterAttributes, $value);
 }