private bool IsСapacityHDD(Collection <ListBoxObject> collection, Case @case, string problem_report)
        {
            bool             isValid        = false;
            Collection <HDD> hdd_collection = new Collection <HDD>();

            foreach (ListBoxObject lbo in collection.Where(i => i.Item.GetTypeValue() == "hdd"))
            {
                hdd_collection.Add(lbo.IObject as HDD);
            }
            if (@case.CheckСapacity(hdd_collection))
            {
                isValid = true;
            }
            else
            {
                ProblemReport(problem_report);
            }
            return(isValid);
        }