public ProductModelService(IProductModelRepository productModelRepository,
                            IProductCategoryRepository productCategoryRepository,
                            IProductMetricRepository productMetricRepository)
 {
     _productModelRepository    = productModelRepository;
     _productCategoryRepository = productCategoryRepository;
     _productMetricRepository   = productMetricRepository;
 }
 public ProductMetricService(IProductMetricRepository productMetricRepository)
 {
     _productMetricRepository = productMetricRepository;
 }
 public ProductSizeService(IProductSizeRepository productSizeRepository,
                           IProductMetricRepository productMetricRepository)
 {
     _productSizeRepository   = productSizeRepository;
     _productMetricRepository = productMetricRepository;
 }