DETERMINE_SOURCE_OF_SUPPLY SAP Function module

DETERMINE_SOURCE_OF_SUPPLY is a standard SAP function module available within R/3 SAP systems depending on your version and release level. Below is the pattern details for this FM showing its interface including any import and export parameters, exceptions etc as well as any documentation contributions (Comments) specific to the object.

See here to view full function module documentation and code listing, simply by entering the name DETERMINE_SOURCE_OF_SUPPLY into the relevant SAP transaction such as SE37 or SE80.

Associated Function Group: WVFB
Released Date: Not Released
Processing type: Normal fucntion module

Pattern for FM DETERMINE_SOURCE_OF_SUPPLY - DETERMINE SOURCE OF SUPPLY

CALL FUNCTION 'DETERMINE_SOURCE_OF_SUPPLY' "
  EXPORTING
    i_call_from =               " wvfb_contr-wvfbcall  Calling Program
  CHANGING
    ch_s_item =                 " wvfbt_repl_wvfb  DRS Interface, Intermediate Buffer, Order Item FM
    ch_check_wish_doc_typ =     " twpio-btypv   Default doc. category, store order inbound - replenishment
    ch_doc_change =             " c
  EXCEPTIONS
    NO_ITEMS = 1                "
    .  "  DETERMINE_SOURCE_OF_SUPPLY

ABAP code example for Function Module DETERMINE_SOURCE_OF_SUPPLY

The ABAP code below is a full code listing to execute function module DETERMINE_SOURCE_OF_SUPPLY including all data declarations. The code uses 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 original method of declaring data variables up front. 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).

DATA(ld_ch_s_item) = 'Check type of data required'.
 

SELECT single BTYPV 
  FROM TWPIO 
  INTO @DATA(ld_ch_check_wish_doc_typ).


DATA(ld_ch_doc_change) = 'Check type of data required'.


DATA(ld_i_call_from) = some text here
.

CALL FUNCTION 'DETERMINE_SOURCE_OF_SUPPLY'
  EXPORTING
    i_call_from =                ld_i_call_from
  CHANGING
    ch_s_item =                  ld_ch_s_item
    ch_check_wish_doc_typ =      ld_ch_check_wish_doc_typ
    ch_doc_change =              ld_ch_doc_change
  EXCEPTIONS
    NO_ITEMS =                   1
    .  "  DETERMINE_SOURCE_OF_SUPPLY

IF SY-SUBRC EQ 0.
  "All OK
ELSEIF SY-SUBRC EQ 1. "Exception
  "Add code for exception here
ENDIF.

ABAP code to compare 7.40 inline data declaration with original syntax

The below ABAP code uses the older none in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. It may also be useful if you are using an older version of SAP as some of the newer syntax above, such as the @DATA is not available until 4.70 EHP 8.

DATA:

ld_ch_s_item
 
 TYPE WVFBT_REPL_WVFB ,
ld_i_call_from
 
 TYPE WVFB_CONTR-WVFBCALL ,
ld_ch_check_wish_doc_typ
 
 TYPE TWPIO-BTYPV ,
ld_ch_doc_change
 
 TYPE C .


ld_ch_s_item = 'Check type of data required'.

ld_i_call_from = some text here

SELECT single BTYPV 
  FROM TWPIO 
  INTO ld_ch_check_wish_doc_typ.

ld_ch_doc_change = 'Check type of data required'.