public string Save(RodSize aRodSize)
        {
            if (RodSizeDataAccess.IsSizeUnique(aRodSize.Size) != null)
            {
                return("Size already exists");
            }
            string msg = RodSizeDataAccess.Save(aRodSize);

            return(msg);
        }
 public List <RodSize> GetAll()
 {
     return(RodSizeDataAccess.GetAll());
 }