// GET tables/Car/48D68C86-6EA6-4C25-AA33-223FC9A27959
/// <summary>
/// Gets the cars.
/// </summary>
/// <param name="id">The identifier.</param>
/// <returns>SingleResult<Car>.</returns>
public SingleResult <Car> GetCar(string id)
{
if (string.IsNullOrEmpty(id))
{
throw new ArgumentException("The car not exist.");
}
if (!_context.Exist <Car>(id))
{
throw new ArgumentException("The car not exist.");
}
return(Lookup(id));
}