public Ship(String name, String ayFront, String ayBack)
            throws BadCoordException, CoordsBadShipException {

        this.name = name;

        this.coordAvant = new Coord(ayFront);
        this.coordArriere = new Coord(ayBack);


        if(this.coordAvant.getX() == this.coordArriere.getX()){
            int size = Math.abs(this.coordArriere.getY() - this.coordAvant.getY() +1);
            if(size != this.getSize()){
                throw new CoordsBadShipException();
            }
        }else if(this.coordAvant.getY() == this.coordArriere.getY()){
            int size = Math.abs(this.coordArriere.getX() - this.coordAvant.getX()) +1;

            if(size != this.getSize()){
                throw new CoordsBadShipException();
            }
        }else{
            throw new CoordsBadShipException();
        }
    }