/// <summary>
 /// Liefert eine neue Instanz des Services
 /// </summary>
 /// <param name="variationDao"></param>
 public VariationService(IVariationDao variationDao)
 {
     _variationDao = variationDao;
 }
 /// <summary>
 /// Liefert eine neue Instanz des Services
 /// </summary>
 /// <param name="variationDao"></param>
 public VariationService(IVariationDao variationDao)
 {
     _variationDao = variationDao;
 }