/// <summary>
 /// Parametereized constructor.
 /// </summary>
 /// <param name="repo"></param>
 public QuantityMeasurementManagers(IQuantityRepository repo)
 {
     this.repo = repo;
 }
 public QuantityAppService(IQuantityRepository repository)
     : base(repository)
 {
 }
 public QuantityManagerImplemantation(IQuantityRepository quantitys)
 {
     _quantity = quantitys;
 }