Own customer exit for JITL (JITPP)

Defining the production info describes principles of using the table JITPP («JIT : Production Information») — repetitive manufacturing (A), stock transfer (B) and customer exit (Z). Table field is JITPP-BAFLU.

The transaction for controlling this behaviour is JITL:

The last one (customer exit) is very typical customer-function call, which is calls from functional module JIT03_DO_BACKFLUSH (CALL CUSTOMER-FUNCTION ‘009’), so function EXIT_SAPLJIT03_009 transmits into include ZXJIT0U19 next structures: