public function __construct(\IuchBundle\Entity\Charte $charte, \IuchBundle\Entity\Charte_utilisateur $signature = null)
 {
     $this->setFileName($charte->getFileName());
     $this->setCharteFile($charte->getCharteFile());
     $this->setIdCharte($charte->getId());
     $this->setNom($charte->getNom());
     $this->setDescription($charte->getDescription());
     $this->setService($charte->getService());
     $this->setServices($charte->getServices());
     // $this->setUser($signature->getUser());
     if (isset($signature)) {
         $this->signe = true;
     } else {
         $this->signe = false;
     }
 }