---
title: "Codeunit 1201 Process Data Exch."
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/codeunit/1201-process-data-exch/
type: codeunit
id: 1201
name: "Process Data Exch."
app: "Base Application"
namespace: System.IO
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/codeunit/1201-process-data-exch/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Codeunit 1201 Process Data Exch.

Jonas Paprotka, https://jonas-paprotka.de/ref/codeunit/1201-process-data-exch/

| | |
| --- | --- |
| App | Base Application |
| Namespace | System.IO |
| Versions | 17-28 |
| Source file | System/DataExchange/ProcessDataExch.Codeunit.al |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| ProcessColumnMapping | (Record Data Exch., Record Data Exch. Line Def, RecordRef) | - | public | 17-28 | - | - |
| ProcessAllLinesColumnMapping | (Record Data Exch., RecordRef) | - | public | 17-28 | - | - |
| SetField | (RecordRef, Record Data Exch. Field Mapping, var Record Data Exch. Field, var Record Integer) | - | public | 17-28 | - | - |
| NegateAmounts | (RecordRef, var Record Integer) | - | public | 17-28 | - | - |
| SetFieldValue | (RecordRef, Integer, Variant) | - | public | 20-28 | - | - |
| GetType | (Code[20]) | Text | public | 20-28 | - | - |
| SetDateDecimalField | (Text, var Record Data Exch. Field, var FieldRef, var Record Data Exch. Column Def) | - | public | 21-28 | - | - |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnBeforeFormatFieldValue | (var Text, Record Data Exch. Field, var Record Data Exch. Field Mapping, FieldRef, Record Data Exch. Column Def, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeDataExchFieldMappingSetFilters | (var Record Data Exch. Field Mapping, var Record Data Exch.) | 17-28 | - | - |
| Integration event | OnBeforeProcessAllLinesColumnMapping | (Record Data Exch., Record Data Exch. Line Def, var Boolean) | 17-24 | - | - |
| Integration event | OnProcessColumnMappingOnBeforeCreateBankAccReconciliationLine | (var RecordRef, var Record Data Exch. Field, var Record Data Exch., Integer) | 17-28 | - | - |
| Integration event | OnAfterProcessColumnMapping | (var Record Data Exch.) | 17-28 | - | - |
| Integration event | OnSetFieldOnBeforeFieldRefValidate | (Text, var Record Data Exch. Field, Record Data Exch. Field Mapping, FieldRef, Record Data Exch. Column Def, var Boolean) | 19-28 | - | - |
| Integration event | OnProcessColumnMappingOnBeforeRecRefInsert | (RecordRef, Record Data Exch., var Boolean) | 20-28 | - | - |
| Integration event | OnSetFieldOnBeforeGetTransformedValue | (var Record Data Exch. Field, var Record Data Exch. Field Mapping, FieldRef, Record Data Exch. Column Def) | 20-28 | - | - |
| Integration event | OnProcessColumnMappingOnBeforeDataExchFieldMappingFindSet | (var RecordRef, Integer, Integer, Integer) | 23-28 | - | - |
| Integration event | OnProcessColumnMappingOnBeforeDataExchFieldFindSet | (Record Data Exch., var Record Data Exch. Field Mapping, var Record Data Exch. Field, var RecordRef, var Record Integer, var Integer, var Boolean) | 23-28 | - | - |
| Integration event | OnSetFieldOnBeforeDataExchColumnDefGet | (var Record Data Exch. Field, var Record Data Exch. Column Def, var Boolean) | 23-28 | - | - |
| Integration event | OnProcessColumnMappingOnAfterDataExchFieldMappingSetFilters | (var Record Data Exch. Field Mapping, var Boolean) | 23-28 | - | - |
| Integration event | OnBeforeProcessAllLinesColumnMapping | (Record Data Exch., Record Data Exch. Line Def, RecordRef, var Boolean) | 25-28 | - | - |

## Source

Symbols: Microsoft.BaseApplication.symbols.437dbf0e-84ff-417a-965d-ed2bb9650972, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.