You want to extend service FDP_EF_PURCHASE_ORDER_SRV with some custom logic (for example custom fields) to influence the S4hana Gateway service relevant Adobe Form MM_PUR_PURCHASE_ORDER 's layout.
Having a Z-copy version of it is not possible to make it work as in class CL_MM_PUR_PO_OUTPUT_CALLBACK in the method IF_APOC_COMMON_API~GET_FDP_PARAMETER the FDP_EF_PURCHASE_ORDER_SRV's calling is hardcoded.
- SAP enhancement package for SAP ERP, version for SAP HANA
- SAP S/4HANA
FDP_EF_PURCHASE_ORDER_SRV custom logic field service , KBA , MM-PUR-GF-OC , Message determination and printing , MM-FIO-PUR-PO , Fiori UI for Purchase Orders , How To
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