/// <summary>
/// Search package with given barcode and the given stock type
/// </summary>
/// <param name="barCode">Barcode of Package to be found</param>
/// <param name="stockType">Package should have given status</param>
/// <returns></returns>
public Package CheckIfBarcodeExist(int barCode, StockType?stockType)
{
return(packageDao.CheckIfPackageExist(barCode, stockType));
}