question: public String product ( Properties ctx , int WindowNo , GridTab mTab , GridField mField , Object value ) { Integer M_Product_ID = ( Integer ) value ; if ( M_Product_ID == null || M_Product_ID . intValue ( ) == 0 ) return "" ; final I_M_Requisition req = GridTabWrapper . create ( mTab . getParentTab ( ) , I_M_Requisition . class ) ; final I_M_RequisitionLine line = GridTabWrapper . create ( mTab , I_M_RequisitionLine . class ) ; setPrice ( ctx , WindowNo , req , line ) ; MProduct product = MProduct . get ( ctx , M_Product_ID ) ; line . setC_UOM_ID ( product . getC_UOM_ID ( ) ) ; line . setM_AttributeSetInstance_ID ( product . getM_AttributeSetInstance_ID ( ) ) ; return "" ; }
target:  Requisition Line - Product. - PriceStd