public static RoxelSpace valueOf(Roxel r) {
return new RoxelSpace(
new Id(r),
DirectionSpace.valueOf(r.getDirection()),
LocationSpace.valueOf(r.getLocation()),
CarSpace.valueOf(r.getCar()));
}
public Roxel toRoxel() {
return Roxel.valueOf(
direction.toDirection(), location.toLocation(), Car.valueOf(car.isEmpty()));
}