Calling a function mdule from bsp

Question

Hi all is it possible to call function module directly from  BSP ?
or do we need to use a method to calll function module.
In my function module i have  exporting parameters as tables and how to pass tables to method  from there to function module .As there are no tables option in metho creaion.
please give me some explaination
Thanks

Answer 1

CALL FUNCTION 'SO_NEW_DOCUMENT_ATT_SEND_API1'
  EXPORTING
    DOCUMENT_DATA                    = docdata
   PUT_IN_OUTBOX                     = 'X '
   COMMIT_WORK                       = 'X '
IMPORTING
  SENT_TO_ALL                      =
  NEW_OBJECT_ID                    =
  TABLES
    PACKING_LIST                     =  objpack
  OBJECT_HEADER                    =
   CONTENTS_BIN                     =
    CONTENTS_TXT                      =  objtxt
  CONTENTS_HEX                     =
  OBJECT_PARA                      =
  OBJECT_PARB                      =
    RECEIVERS                        =  reclist
EXCEPTIONS
  TOO_MANY_RECEIVERS               = 1
  DOCUMENT_NOT_SENT                = 2
  DOCUMENT_TYPE_NOT_EXIST          = 3
  OPERATION_NO_AUTHORIZATION       = 4
  PARAMETER_ERROR                  = 5
  X_ERROR                          = 6
  ENQUEUE_ERROR                    = 7
  OTHERS                           = 8
IF SY-SUBRC <> 0.
MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
        WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
ENDIF.
here the code
Data:   docdata  type   sodocchgi1 ,
                objpack   type ZSOPCKLSTI1,
                objhead    type ZSOLISTI1,
                objtxt     type ZSOLISTI1,
                objbin     type ZSOLISTI1 ,
                reclist   type ZSOMLRECI1,
               itab_objtxt type ZSOLISTI1.
Data: tab_lines  type i,
             P_msub  type  SODOCCHGI1-OBJ_DESCR,
              doc_size   type i, IT_HTML type table of  SOLISTI1 initial size 10,
              att_type   type SOODK-OBJTP.
        DATA : WA_IT_HTML  LIKE  LINE OF  IT_HTML,
      WA_IT_HTML  LIKE  LINE OF  IT_HTML,
        WA_OBJBIN LIKE LINE OF  OBJBIN, wa_objtxt like line of  objtxt,
        wa_objpack  like line of objpack,
    wa_reclist like line of  reclist.
Clear :                  objpack,
                objtxt,
    objhex,
                reclist,
                listobject,
                docdata,
                tab_lines,
                doc_size.
        Refresh :objbin,
                  objpack,
                  objtxt,
          objhex,
                  reclist.
LOOP AT IT_HTML INTO WA_IT_HTML.
          WA_OBJBIN-LINE = WA_IT_HTML-LINE.
          APPEND WA_OBJBIN TO OBJBIN.
          CLEAR WA_OBJBIN.
        ENDLOOP.
        p_msub = 'Diapproval'.
        docdata-obj_name  = 'Hello'.                     "text-003.
        docdata-obj_descr = p_msub.
move  docdata-obj_name to  docdata .
move  docdata-obj_name to  docdata .
*"Dear Manager,"
        wa_objtxt-line = 'Dear employee'.
        APPEND wa_objtxt  TO objtxt.
append wa_objtxt to  objtxt.
        clear wa_objtxt.
Blank line
        wa_objtxt-line = space.
        APPEND wa_objtxt  TO objtxt.
        clear wa_objtxt.
*objtxt = text-011.
   append objtxt.
        wa_objtxt-line ='This is first Line'.
        APPEND wa_objtxt  TO objtxt.
        clear wa_objtxt.
        wa_objtxt-line = 'This is second Line'.
        APPEND wa_objtxt  TO objtxt.
        clear wa_objtxt.
        wa_objtxt-line = space.
        APPEND wa_objtxt  TO objtxt.
        clear wa_objtxt.
Third Line.
*"This is a system generated e-mail. Please do not reply."
        wa_objtxt-line = 'This is third Line'.
        APPEND wa_objtxt  TO objtxt.
        clear wa_objtxt.
        describe table objtxt lines tab_lines.
        read table objtxt into wa_objtxt index tab_lines.
**data : x type char12 .
        docdata-doc_size = ( tab_lines - 1 ) * 255 + strlen( wa_objtxt ).
       move docdata-doc_size to docdata .
        clear wa_objpack-transf_bin.
        wa_objpack-head_start = 1.
        wa_objpack-head_num   = 0.
        wa_objpack-body_start = 1.
        wa_objpack-body_num   = tab_lines.
        wa_objpack-doc_type   = 'RAW'.
        append wa_objpack to objpack.
        wa_reclist-receiver = '[email protected]'.
        wa_reclist-rec_type = 'U'.
        append  wa_reclist   to  reclist.
        wa_reclist-receiver = sy-uname.                "<-- change internal user
        clear   wa_reclist.
        wa_reclist-rec_type = 'B'.
        append wa_reclist to  reclist.