/**
  * @param AddressInterface $address
  */
 public function validateRecipientAddress(AddressInterface $address)
 {
     try {
         $importCountry = $this->getImportCountry($address->getCountryCode());
     } catch (InvalidArgumentException $e) {
         throw new InvalidRecipientAddressException('Can not send a package to this country.');
     }
     if (!array_key_exists($importCountry->getZone(), $this->get('zone_calculators'))) {
         throw new InvalidRecipientAddressException('Can not send a package to this country.');
     }
 }
 /**
  * @param AddressInterface $address
  * @return ImportCountry|null
  */
 protected function detectImportCountry(AddressInterface $address)
 {
     $countries = $this->get('import_countries');
     $importCountry = null;
     if (array_key_exists($address->getCountryCode(), $countries)) {
         $importCountry = $countries[$address->getCountryCode()];
     }
     return $importCountry;
 }