private void SetReportParams ( ReportDocument rDoc )
        {
            foreach ( ParameterField pf in rDoc.ParameterFields )
            {
                pf.CurrentValues.Clear ( );
                switch ( pf.Name )
                {
                    case "@SessionId":
                        pf.CurrentValues.AddValue ( core.GetSessionIdentity ( ) );
                        break;
                    case "@ComponentId":
                        pf.CurrentValues.AddValue ( DatabaseRef );
                        break;
                    default:
                        Console.WriteLine ( string.Format ( "Unexpected report parameter {0}.", pf.Name ) );
                        break;
                }
            }
        }