private void FillValidationDetails(HttpMessage request, HttpMessage response)
        {
            if (null == request || !request.Validated)
            {
                return;
            }

            tBDetails.AppendLine("First-level validation:");
            tBDetails.AppendLine(String.Format("\tWSDL validation of SOAP request:{0}", request.GetStatusString()));

            if (!String.IsNullOrEmpty(request.ValidationError))
            {
                tBDetails.AppendLine(String.Format("\tError:{0}", request.ValidationError));
            }
            tBDetails.AppendLine();

            if (null == response || !response.Validated)
            {
                return;
            }

            tBDetails.AppendLine(String.Format("Second-level validation:"));
            tBDetails.AppendLine(String.Format("\tResponse code of unit:{0}", response.GetStatusString()));
        }