I need the user exits/BADIs/BTE in the following events.
1) Just before saving Purchase requisitions and After saving purchase req ( Create and Change)
2) Just before saving Purchase Order and After saving purchase Order ( Create and Change)
I have used the following BADIs for Requisitions and POs
me_process_po_cust - before
md_purreq_post - after
me_req_posted - after