SAP RSDG_LOGSYS_GET_FROM_ID Function Module for Gets Source System ID of a Logical System

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RSDG_LOGSYS_GET_FROM_ID is a standard rsdg logsys get from id SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Gets Source System ID of a Logical System processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for rsdg logsys get from id FM, simply by entering the name RSDG_LOGSYS_GET_FROM_ID into the relevant SAP transaction such as SE37 or SE38.

Function Group: RSDG_IOBJ
Program Name: SAPLRSDG_IOBJ
Main Program: SAPLRSDG_IOBJ
Appliation area: B
Release date: N/A
Mode(Normal, Remote etc): Remote-Enabled
Update:

Function RSDG_LOGSYS_GET_FROM_ID pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'RSDG_LOGSYS_GET_FROM_ID'"Gets Source System ID of a Logical System
  EXPORTING
   I_SOURSYSID =  "Source System ID

 IMPORTING
   E_SOURCE_SYSTEM =  "Logical System
   E_IS_UNIQUE =  "= 'X': Logical system could not be uniquely identified

EXCEPTIONS
   ID_NOT_FOUND = 1 

.

IMPORTING Parameters details for RSDG_LOGSYS_GET_FROM_ID

I_SOURSYSID - Source System ID

Data type: RSSOURSYSID
Optional: No
Call by Reference: No ( called with pass by value option)

EXPORTING Parameters details for RSDG_LOGSYS_GET_FROM_ID

E_SOURCE_SYSTEM - Logical System

Data type: LOGSYS
Optional: No
Call by Reference: No ( called with pass by value option)

E_IS_UNIQUE - = 'X': Logical system could not be uniquely identified

Data type: RS_BOOL
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

ID_NOT_FOUND - Source System ID Not Found

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for RSDG_LOGSYS_GET_FROM_ID Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM RSDG_LOGSYS_GET_FROM_ID

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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