Workflow event Through report

REPORT  ZWF_EVENT.


DATA:
W_OBJTYPE TYPE SWR_STRUCT-OBJECT_TYP,
W_OBJKEY  TYPE SWR_STRUCT-OBJECT_KEY,
W_EVENT   TYPE SWR_STRUCT-EVENT.

W_OBJKEY = '1234'.

W_OBJTYPE = 'MTRREADDOC'.

W_EVENT = 'CREATED'.

CALL FUNCTION 'SAP_WAPI_CREATE_EVENT'
  EXPORTING
    OBJECT_TYPE             = W_OBJTYPE
    OBJECT_KEY              = W_OBJKEY
    EVENT                   = W_EVENT
   COMMIT_WORK             = 'X'
*   EVENT_LANGUAGE          = SY-LANGU
*   LANGUAGE                = SY-LANGU
*   USER                    = SY-UNAME
*   IFS_XML_CONTAINER       =
* IMPORTING
*   RETURN_CODE             =
*   EVENT_ID                =
* TABLES
*   INPUT_CONTAINER         =
*   MESSAGE_LINES           =
*   MESSAGE_STRUCT          =
          .