public void definirPoste(int number)
     {
         switch (number)
        {
            case 1 :
                this.poste = posteEnum.Caissier.toString();
                break;
            case 2 :
                this.poste = posteEnum.Securite.toString();
                break;
            case 3 :
                this.poste = posteEnum.Croupier.toString();
                break;
            case 4 :
                this.poste = posteEnum.Psychologue.toString();
                break;
            case 5 :
                this.poste = posteEnum.Barman.toString();
                break;
        }
     }