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Creating a dictionary structure via ABAP



 
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Joined: 01 Sep 2007
Posts: 1640
PostPosted: Sat Dec 29, 2007 11:44 pm    Post subject: Creating a dictionary structure via ABAP Reply with quote
Code:
REPORT z_struct_create .

DATA: my_row(500) TYPE c,
my_file_1 LIKE my_row OCCURS 0 WITH HEADER LINE.
DATA: dd02v TYPE dd02v.
DATA: my_file_tab1 LIKE dd03p OCCURS 0 WITH HEADER LINE.

SELECTION-SCREEN BEGIN OF BLOCK blk WITH FRAME TITLE text
NO INTERVALS.
PARAMETERS:
name TYPE ddobjname,
testo TYPE text40,
file_1 LIKE rlgrap-filename.
SELECTION-SCREEN SKIP.
SELECTION-SCREEN END OF BLOCK blk.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR file_1.
PERFORM file_selection USING file_1.

INITIALIZATION.
text = text-001.

START-OF-SELECTION.
IF file_1 IS INITIAL.
MESSAGE ID 'Z0017_BDI' TYPE 'I' NUMBER 001.
EXIT.
ENDIF.

CALL FUNCTION 'WS_UPLOAD'
EXPORTING
filename = file_1
filetype = 'ASC'
TABLES
data_tab = my_file_1.
IF sy-subrc 0.
MESSAGE ID 'Z0017_BDI' TYPE 'I' NUMBER 002.
EXIT.
ENDIF.
LOOP AT my_file_1.
IF sy-tabix > 1.
CLEAR my_file_tab1.
SPLIT my_file_1 AT ';' INTO
my_file_tab1-fieldname
my_file_tab1-datatype
my_file_tab1-leng
my_file_tab1-decimals
my_file_tab1-ddtext
.
my_file_tab1-inttype = 'C'.
my_file_tab1-INTLEN = my_file_tab1-leng.
my_file_tab1-tabname = name.
my_file_tab1-position = sy-tabix - 1.
my_file_tab1-ddlanguage = sy-langu.
my_file_tab1-OUTPUTLEN = my_file_tab1-leng.

APPEND my_file_tab1.
ENDIF.
ENDLOOP.

dd02v-tabname = name.
dd02v-ddlanguage = sy-langu.
dd02v-tabclass = 'INTTAB'.
dd02v-DDTEXT = testo.
dd02v-MASTERLANG = sy-langu.

IF NOT my_file_tab1[] IS INITIAL.

CALL FUNCTION 'DDIF_TABL_PUT'
EXPORTING
name = name
dd02v_wa = dd02v
TABLES
dd03p_tab = my_file_tab1
EXCEPTIONS
tabl_not_found = 1
name_inconsistent = 2
tabl_inconsistent = 3
put_failure = 4
put_refused = 5
OTHERS = 6
.
IF sy-subrc 0.
MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno
WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.
ENDIF.

ELSE.
MESSAGE ID 'Z0017_BDI' TYPE 'I' NUMBER 003.
EXIT.
ENDIF.
*&---------------------------------------------------------------------
*& Form file_selection
*&---------------------------------------------------------------------
-->P_FILE_1 text
----------------------------------------------------------------------
FORM file_selection USING p_file.

CALL FUNCTION 'WS_FILENAME_GET'
EXPORTING
def_filename = ''
def_path = 'c:\'
mask = ',.,..'
mode = '0'
title = 'Selezione file'
IMPORTING
filename = p_file
RC = RCODE
EXCEPTIONS
inv_winsys = 1
no_batch = 2
selection_cancel = 3
selection_error = 4
OTHERS = 5.

ENDFORM. " file_selection


And here is the file...

Quote:
Fieldname;Data Type;Lentgh;Dec.;Descr.
FIELD1;CHAR;000020;000000;my field 1
FIELD2;CHAR;000008;000000;my field 2
FIELD3;CHAR;000007;000000;my field 3
FIELD4;CHAR;000006;000000;my field 4
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