Function Modules GUI_UPLOAD / GUI_DOWNLOAD

Function Modules Used In BDC (Data Upload)

• GUI_UPLOAD To upload file from the presentation server
  
• GUI_DOWNLOAD To download file to the presentation server

Note that the above mentioned function modules are recommended by SAP.

The following function modules are obsolete and should not be used.

• WS_UPLOAD >>>>> DO NOT USE
  
• WS_DOWNLOAD >>>>> DO NOT USE

GUI_UPLOAD

Functionality
File transfer from frontend PC to an internal backend table. A format conversion is possible. The functions are similar to the module WS_UPLOAD

CALL FUNCTION 'GUI_UPLOAD'


CALL FUNCTION 'GUI_UPLOAD'
EXPORTING
FILENAME =
* FILETYPE = 'ASC'
* HAS_FIELD_SEPARATOR = ' '
* HEADER_LENGTH = 0
* READ_BY_LINE = 'X'
* DAT_MODE = ' '
* IMPORTING
* FILELENGTH =
* HEADER =
TABLES
DATA_TAB =
* EXCEPTIONS
* FILE_OPEN_ERROR = 1
* FILE_READ_ERROR = 2
* NO_BATCH = 3
* GUI_REFUSE_FILETRANSFER = 4
* INVALID_TYPE = 5
* NO_AUTHORITY = 6
* UNKNOWN_ERROR = 7
* BAD_DATA_FORMAT = 8
* HEADER_NOT_ALLOWED = 9
* SEPARATOR_NOT_ALLOWED = 10
* HEADER_TOO_LONG = 11
* UNKNOWN_DP_ERROR = 12
* ACCESS_DENIED = 13
* DP_OUT_OF_MEMORY = 14
* DISK_FULL = 15
* DP_TIMEOUT = 16
* OTHERS = 17
.
IF SY-SUBRC <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
ENDIF.