/**
* returns addresses from account or contact.
*
* @param AccountInterface|Contact $entity
*
* @return \Doctrine\Common\Collections\Collection|null
*/
private function getAddresses($entity)
{
if ($entity instanceof AccountInterface) {
return $entity->getAccountAddresses();
} elseif ($entity instanceof Contact) {
return $entity->getContactAddresses();
}
return;
}
