/**
  * 
  * @param Friday_Subscriptions $otherSub
  * @return \STX\CroissantsBundle\Entity\Friday_Subscriptions
  */
 public function updateFromSubscription(Friday_Subscriptions $otherSub)
 {
     if (is_null($otherSub->getUser())) {
         $this->removeUser();
     } else {
         $this->setUser($otherSub->getUser());
     }
     if (is_null($otherSub->getBackupUser())) {
         $this->removeBackupUser();
     } else {
         $this->setBackupUser($otherSub->getBackupUser());
     }
     if (is_null($otherSub->getConfirmationUser())) {
         $this->confirmation_user = NULL;
     } else {
         $this->setConfirmationUser($otherSub->getConfirmationUser());
     }
     if (is_null($otherSub->getRemark())) {
         $this->remark = NULL;
     } else {
         $this->setRemark($otherSub->getRemark());
     }
     return $this;
 }