SAP RSA2_SERV_DSOURCE_TO_SHORTNAME Function Module for
RSA2_SERV_DSOURCE_TO_SHORTNAME is a standard rsa2 serv dsource to shortname SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, 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 rsa2 serv dsource to shortname FM, simply by entering the name RSA2_SERV_DSOURCE_TO_SHORTNAME into the relevant SAP transaction such as SE37 or SE38.
Function Group: RSA2
Program Name: SAPLRSA2
Main Program: SAPLRSA2
Appliation area: B
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function RSA2_SERV_DSOURCE_TO_SHORTNAME 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 'RSA2_SERV_DSOURCE_TO_SHORTNAME'".
EXPORTING
I_OLTPSOURCE = "
* I_DB_COMMIT = "
* I_READ_ONLY = SBIWA_C_FLAG_OFF "
IMPORTING
E_SHORTNAME = "
EXCEPTIONS
NO_SHORTNAME = 1
IMPORTING Parameters details for RSA2_SERV_DSOURCE_TO_SHORTNAME
I_OLTPSOURCE -
Data type: ROOSSHORTN-OLTPSOURCEOptional: No
Call by Reference: Yes
I_DB_COMMIT -
Data type: SBIWA_FLAGOptional: Yes
Call by Reference: Yes
I_READ_ONLY -
Data type: SBIWA_FLAGDefault: SBIWA_C_FLAG_OFF
Optional: Yes
Call by Reference: Yes
EXPORTING Parameters details for RSA2_SERV_DSOURCE_TO_SHORTNAME
E_SHORTNAME -
Data type: ROOSSHORTN-SHORTNAMEOptional: No
Call by Reference: Yes
EXCEPTIONS details
NO_SHORTNAME -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for RSA2_SERV_DSOURCE_TO_SHORTNAME 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.| DATA: | ||||
| lv_e_shortname | TYPE ROOSSHORTN-SHORTNAME, " | |||
| lv_i_oltpsource | TYPE ROOSSHORTN-OLTPSOURCE, " | |||
| lv_no_shortname | TYPE ROOSSHORTN, " | |||
| lv_i_db_commit | TYPE SBIWA_FLAG, " | |||
| lv_i_read_only | TYPE SBIWA_FLAG. " SBIWA_C_FLAG_OFF |
|   CALL FUNCTION 'RSA2_SERV_DSOURCE_TO_SHORTNAME' " |
| EXPORTING | ||
| I_OLTPSOURCE | = lv_i_oltpsource | |
| I_DB_COMMIT | = lv_i_db_commit | |
| I_READ_ONLY | = lv_i_read_only | |
| IMPORTING | ||
| E_SHORTNAME | = lv_e_shortname | |
| EXCEPTIONS | ||
| NO_SHORTNAME = 1 | ||
| . " RSA2_SERV_DSOURCE_TO_SHORTNAME | ||
ABAP code using 7.40 inline data declarations to call FM RSA2_SERV_DSOURCE_TO_SHORTNAME
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.| "SELECT single SHORTNAME FROM ROOSSHORTN INTO @DATA(ld_e_shortname). | ||||
| "SELECT single OLTPSOURCE FROM ROOSSHORTN INTO @DATA(ld_i_oltpsource). | ||||
| DATA(ld_i_read_only) | = SBIWA_C_FLAG_OFF. | |||
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