public static void GetData(string ATablename, TSearchCriteria[] ASearchCriteria, out TTypedDataTable AResultTable,
                                   TDBTransaction AReadTransaction)
        {
            AResultTable = null;
            string context = string.Format("GetData {0}", SharedConstants.MODULE_ACCESS_MANAGER);

            // check access permissions for the current user
            TModuleAccessManager.CheckUserPermissionsForTable(ATablename, TTablePermissionEnum.eCanRead);

            // TODO: auto generate
            if (ATablename == AApSupplierTable.GetTableDBName())
            {
                AResultTable = AApSupplierAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == AApDocumentTable.GetTableDBName())
            {
                AResultTable = AApDocumentAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == ATransactionTypeTable.GetTableDBName())
            {
                AResultTable = ATransactionTypeAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == ACurrencyTable.GetTableDBName())
            {
                AResultTable = ACurrencyAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == ADailyExchangeRateTable.GetTableDBName())
            {
                AResultTable = ADailyExchangeRateAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == ACorporateExchangeRateTable.GetTableDBName())
            {
                AResultTable = ACorporateExchangeRateAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == ACurrencyLanguageTable.GetTableDBName())
            {
                AResultTable = ACurrencyLanguageAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == AFeesPayableTable.GetTableDBName())
            {
                AResultTable = AFeesPayableAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == AFeesReceivableTable.GetTableDBName())
            {
                AResultTable = AFeesReceivableAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == AAnalysisTypeTable.GetTableDBName())
            {
                AResultTable = AAnalysisTypeAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == AGiftBatchTable.GetTableDBName())
            {
                AResultTable = AGiftBatchAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == AJournalTable.GetTableDBName())
            {
                AResultTable = AJournalAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == ALedgerTable.GetTableDBName())
            {
                AResultTable = ALedgerAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == MExtractMasterTable.GetTableDBName())
            {
                if (ASearchCriteria == null)
                {
                    AResultTable = MExtractMasterAccess.LoadAll(AReadTransaction);
                }
                else
                {
                    AResultTable = MExtractMasterAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
                }
            }
            else if (ATablename == MExtractTable.GetTableDBName())
            {
                // it does not make sense to load ALL extract rows for all extract masters so search criteria needs to be set
                if (ASearchCriteria != null)
                {
                    AResultTable = MExtractAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
                }
            }
            else if (ATablename == PcAttendeeTable.GetTableDBName())
            {
                AResultTable = PcAttendeeAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PcConferenceCostTable.GetTableDBName())
            {
                AResultTable = PcConferenceCostAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PcEarlyLateTable.GetTableDBName())
            {
                AResultTable = PcEarlyLateAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PcSupplementTable.GetTableDBName())
            {
                AResultTable = PcSupplementAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PcDiscountTable.GetTableDBName())
            {
                AResultTable = PcDiscountAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PCountryTable.GetTableDBName())
            {
                AResultTable = PCountryAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == PFormTable.GetTableDBName())
            {
                string[]         columns   = TTypedDataTable.GetColumnStringList(PFormTable.TableId);
                StringCollection fieldList = new StringCollection();

                for (int i = 0; i < columns.Length; i++)
                {
                    // Do not load the template document - we don't display it and it is big!
                    if (columns[i] != PFormTable.GetTemplateDocumentDBName())
                    {
                        fieldList.Add(columns[i]);
                    }
                }

                AResultTable = PFormAccess.LoadAll(fieldList, AReadTransaction);
            }
            else if (ATablename == PInternationalPostalTypeTable.GetTableDBName())
            {
                AResultTable = PInternationalPostalTypeAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == PtApplicationTypeTable.GetTableDBName())
            {
                AResultTable = PtApplicationTypeAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == PFormalityTable.GetTableDBName())
            {
                AResultTable = PFormalityAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == PMailingTable.GetTableDBName())
            {
                AResultTable = PMailingAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == PPartnerGiftDestinationTable.GetTableDBName())
            {
                AResultTable = PPartnerGiftDestinationAccess.LoadUsingTemplate(ASearchCriteria, AReadTransaction);
            }
            else if (ATablename == PmDocumentTypeTable.GetTableDBName())
            {
                AResultTable = PmDocumentTypeAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == SGroupTable.GetTableDBName())
            {
                TSecurityChecks.CheckUserModulePermissions(SharedConstants.PETRAMODULE_SYSADMIN, context);
                AResultTable = SGroupAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == SSystemDefaultsTable.GetTableDBName())
            {
                TSecurityChecks.CheckUserModulePermissions(SharedConstants.PETRAMODULE_SYSADMIN, context);
                AResultTable = SSystemDefaultsAccess.LoadAll(AReadTransaction);
            }
            else if (ATablename == SSystemDefaultsGuiTable.GetTableDBName())
            {
                AResultTable = SSystemDefaultsGuiAccess.LoadAll(AReadTransaction);
            }
            else
            {
                throw new Exception("TCommonDataReader.GetData: unknown table " + ATablename);
            }

            // Accept row changes here so that the Client gets 'unmodified' rows
            AResultTable.AcceptChanges();
        }
        public static TSubmitChangesResult SaveData(string ATablename,
                                                    ref TTypedDataTable ASubmitTable, out TVerificationResultCollection AVerificationResult,
                                                    TDBTransaction AWriteTransaction)
        {
            AVerificationResult = null;

            // TODO: check write permissions
            string context = string.Format("SaveData {0}", SharedConstants.MODULE_ACCESS_MANAGER);

            if (ASubmitTable != null)
            {
                AVerificationResult = new TVerificationResultCollection();

                try
                {
                    if (ATablename == AAccountingPeriodTable.GetTableDBName())
                    {
                        AAccountingPeriodAccess.SubmitChanges((AAccountingPeriodTable)ASubmitTable, AWriteTransaction);

                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheableFinanceTablesEnum.AccountingPeriodList.ToString());
                    }
                    else if (ATablename == ACurrencyTable.GetTableDBName())
                    {
                        ACurrencyAccess.SubmitChanges((ACurrencyTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ADailyExchangeRateTable.GetTableDBName())
                    {
                        TSecurityChecks.CheckUserModulePermissions(
                            string.Format("AND({0},{1})", SharedConstants.PETRAGROUP_FINANCE1, SharedConstants.PETRAMODULE_FINEXRATE),
                            context);
                        ADailyExchangeRateAccess.SubmitChanges((ADailyExchangeRateTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ACorporateExchangeRateTable.GetTableDBName())
                    {
                        // AlanP:  I don't think this is used any more.  There is a TDS Save method instead
                        ACorporateExchangeRateAccess.SubmitChanges((ACorporateExchangeRateTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ACurrencyLanguageTable.GetTableDBName())
                    {
                        ACurrencyLanguageAccess.SubmitChanges((ACurrencyLanguageTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == AFeesPayableTable.GetTableDBName())
                    {
                        AFeesPayableAccess.SubmitChanges((AFeesPayableTable)ASubmitTable, AWriteTransaction);

                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheableFinanceTablesEnum.FeesPayableList.ToString());
                    }
                    else if (ATablename == AFeesReceivableTable.GetTableDBName())
                    {
                        AFeesReceivableAccess.SubmitChanges((AFeesReceivableTable)ASubmitTable, AWriteTransaction);

                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheableFinanceTablesEnum.FeesReceivableList.ToString());
                    }
                    else if (ATablename == AGiftBatchTable.GetTableDBName())
                    {
                        // This method is called from ADailyExchangeRate Setup - please do not remove
                        // The method is not required for changes made to the gift batch screens, which use a TDS
                        AGiftBatchAccess.SubmitChanges((AGiftBatchTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == AJournalTable.GetTableDBName())
                    {
                        // This method is called from ADailyExchangeRate Setup - please do not remove
                        // The method is not required for changes made to the journal screens, which use a TDS
                        AJournalAccess.SubmitChanges((AJournalTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ARecurringJournalTable.GetTableDBName())
                    {
                        // This method is called from Submit Recurring GL Batch form - please do not remove
                        // The method is not required for changes made to the journal screens, which use a TDS
                        ARecurringJournalAccess.SubmitChanges((ARecurringJournalTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ALedgerTable.GetTableDBName())
                    {
                        // This method is called from ADailyExchangeRate Testing - please do not remove
                        ALedgerAccess.SubmitChanges((ALedgerTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == AAnalysisTypeTable.GetTableDBName())
                    {
                        AAnalysisTypeAccess.SubmitChanges((AAnalysisTypeTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == ASuspenseAccountTable.GetTableDBName())
                    {
                        ASuspenseAccountAccess.SubmitChanges((ASuspenseAccountTable)ASubmitTable, AWriteTransaction);

                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheableFinanceTablesEnum.SuspenseAccountList.ToString());
                    }
                    else if (ATablename == PcAttendeeTable.GetTableDBName())
                    {
                        PcAttendeeAccess.SubmitChanges((PcAttendeeTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PcConferenceTable.GetTableDBName())
                    {
                        PcConferenceAccess.SubmitChanges((PcConferenceTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PcConferenceCostTable.GetTableDBName())
                    {
                        PcConferenceCostAccess.SubmitChanges((PcConferenceCostTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PcEarlyLateTable.GetTableDBName())
                    {
                        PcEarlyLateAccess.SubmitChanges((PcEarlyLateTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PcSupplementTable.GetTableDBName())
                    {
                        PcSupplementAccess.SubmitChanges((PcSupplementTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PcDiscountTable.GetTableDBName())
                    {
                        PcDiscountAccess.SubmitChanges((PcDiscountTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PInternationalPostalTypeTable.GetTableDBName())
                    {
                        ValidateInternationalPostalType(ref AVerificationResult, ASubmitTable);
                        ValidateInternationalPostalTypeManual(ref AVerificationResult, ASubmitTable);

                        if (TVerificationHelper.IsNullOrOnlyNonCritical(AVerificationResult))
                        {
                            PInternationalPostalTypeAccess.SubmitChanges((PInternationalPostalTypeTable)ASubmitTable, AWriteTransaction);
                        }
                    }
                    else if (ATablename == PtApplicationTypeTable.GetTableDBName())
                    {
                        PtApplicationTypeAccess.SubmitChanges((PtApplicationTypeTable)ASubmitTable, AWriteTransaction);

                        // mark dependent lists for needing to be refreshed since there was a change in base list
                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheablePersonTablesEnum.EventApplicationTypeList.ToString());
                        TCacheableTablesManager.GCacheableTablesManager.MarkCachedTableNeedsRefreshing(
                            TCacheablePersonTablesEnum.FieldApplicationTypeList.ToString());
                    }
                    else if (ATablename == PFormTable.GetTableDBName())
                    {
                        PFormAccess.SubmitChanges((PFormTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PFormalityTable.GetTableDBName())
                    {
                        PFormalityAccess.SubmitChanges((PFormalityTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PMailingTable.GetTableDBName())
                    {
                        PMailingAccess.SubmitChanges((PMailingTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PPartnerGiftDestinationTable.GetTableDBName())
                    {
                        PPartnerGiftDestinationAccess.SubmitChanges((PPartnerGiftDestinationTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == PmDocumentTypeTable.GetTableDBName())
                    {
                        PmDocumentTypeAccess.SubmitChanges((PmDocumentTypeTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == SGroupTable.GetTableDBName())
                    {
                        SGroupAccess.SubmitChanges((SGroupTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == SSystemDefaultsTable.GetTableDBName())
                    {
                        SSystemDefaultsAccess.SubmitChanges((SSystemDefaultsTable)ASubmitTable, AWriteTransaction);
                    }
                    else if (ATablename == SSystemDefaultsGuiTable.GetTableDBName())
                    {
                        SSystemDefaultsGuiAccess.SubmitChanges((SSystemDefaultsGuiTable)ASubmitTable, AWriteTransaction);
                    }
                    else
                    {
                        throw new EOPAppException("TCommonDataReader.SaveData: unknown table '" + ATablename + "'");
                    }
                }
                catch (Exception Exc)
                {
                    AVerificationResult.Add(
                        new TVerificationResult(null, "Cannot SubmitChanges:" + Environment.NewLine +
                                                Exc.Message, "UNDEFINED", TResultSeverity.Resv_Critical));
                }
            }

            if ((AVerificationResult != null) &&
                (AVerificationResult.Count > 0))
            {
                // Downgrade TScreenVerificationResults to TVerificationResults in order to allow
                // Serialisation (needed for .NET Remoting).
                TVerificationResultCollection.DowngradeScreenVerificationResults(AVerificationResult);

                return(AVerificationResult.HasCriticalErrors ? TSubmitChangesResult.scrError : TSubmitChangesResult.scrOK);
            }

            return(TSubmitChangesResult.scrOK);
        }