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| *&---------------------------------------------------------------------*
*& Report Z_EXPORT_TABLE *
*&---------------------------------------------------------------------*
*& Exporting a transparent table content into a flat file *
*&---------------------------------------------------------------------*
REPORT z_export_table.
TABLES: dd02l
,dd03l
.
* data declaration
DATA : gs_table TYPE REF TO data
,gs_table_line TYPE REF TO data
,gs_filename TYPE string
,gs_filenamec(128) TYPE c
,gv_nb_col TYPE dd03l-position
.
DATA: gt_where(100) OCCURS 0 WITH HEADER LINE
.
DATA:
go_descr TYPE REF TO cl_abap_structdescr
,gs_comp TYPE abap_compdescr
,gt_tabfield TYPE TABLE OF string
,gs_tabfield TYPE string
.
FIELD-SYMBOLS : <fs_table_line> TYPE ANY
,<fs> TYPE STANDARD TABLE
,<fs_line> TYPE ANY
,<fs_field> TYPE ANY
.
DATA: gs_line TYPE string
,gt_filout TYPE TABLE OF string
.
DATA: v_field(500) TYPE c.
DATA: gv_progname TYPE sy-repid
,gv_dynnum TYPE sy-dynnr
,gt_dynpfields LIKE dynpread OCCURS 0 WITH HEADER LINE
,gv_tabnam TYPE dd02l-tabname
.
TYPES: BEGIN OF s_dd03l
,fieldname TYPE dd03l-fieldname
,END OF s_dd03l
.
DATA: gt_dd03l TYPE TABLE OF s_dd03l.
***************************************
PARAMETERS: p_tabnam TYPE dd02l-tabname
,p_where1(100) TYPE c
,p_where2(100) TYPE c
,p_where3(100) TYPE c
,p_where4(100) TYPE c
,p_where5(100) TYPE c
.
SELECTION-SCREEN SKIP 1.
SELECT-OPTIONS s_field FOR dd03l.
SELECTION-SCREEN SKIP 1.
PARAMETERS: p_loc RADIOBUTTON GROUP radf
,p_serv RADIOBUTTON GROUP radf
.
PARAMETERS: p_path(128) TYPE c
,p_file(128) TYPE c
.
PARAMETERS: p_separ(1) TYPE c DEFAULT '|'.
************************************************************************
INITIALIZATION.
gv_progname = sy-repid.
gv_dynnum = sy-dynnr.
AT SELECTION-SCREEN ON VALUE-REQUEST FOR s_field-low.
* retrieval of the table containing
* the enter values of the selection screen
CALL FUNCTION 'DYNP_VALUES_READ'
EXPORTING
dyname = gv_progname
dynumb = gv_dynnum
request = 'A'
TABLES
dynpfields = gt_dynpfields
EXCEPTIONS
OTHERS = 9.
* retrieval of the value entered for the p_tabnam field
LOOP AT gt_dynpfields WHERE fieldname = 'P_TABNAM'.
gv_tabnam = gt_dynpfields-fieldvalue.
ENDLOOP.
CLEAR gt_dd03l[].
SELECT fieldname INTO CORRESPONDING FIELDS OF TABLE gt_dd03l
FROM dd03l
WHERE tabname = gv_tabnam
AND comptype = 'E'
.
CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'
EXPORTING
retfield = 'FIELDNAME'
dynpprog = gv_progname
dynpnr = gv_dynnum
dynprofield = 'S_FIELD-LOW'
value_org = 'S'
TABLES
value_tab = gt_dd03l.
************************************************************************
AT SELECTION-SCREEN.
IF p_tabnam IS INITIAL.
SET CURSOR FIELD 'P_TABNAM'.
MESSAGE 'Enter a Table Name !' TYPE 'E'.
ENDIF.
IF p_path IS INITIAL.
SET CURSOR FIELD 'P_PATH'.
MESSAGE 'Enter Path name !' TYPE 'E'.
ENDIF.
IF p_file IS INITIAL.
SET CURSOR FIELD 'P_FILE'.
MESSAGE 'Enter a File name !' TYPE 'E'.
ENDIF.
IF p_separ IS INITIAL.
SET CURSOR FIELD 'P_SEPAR'.
MESSAGE 'Enter a separator character !' TYPE 'E'.
ENDIF.
IF sy-ucomm = 'ONLI'.
CONCATENATE p_path '/' p_file INTO gs_filename.
WRITE gs_filename TO gs_filenamec.
IF p_serv = 'X'.
DELETE DATASET gs_filename.
OPEN DATASET gs_filename
FOR OUTPUT IN TEXT MODE
ENCODING DEFAULT
WITH SMART LINEFEED.
IF sy-subrc NE 0.
SET CURSOR FIELD 'P_PATH'.
MESSAGE 'Outpt File cannot be opened !!!' TYPE 'E' .
ENDIF.
ELSE.
CLEAR gt_filout[].
ENDIF.
ENDIF.
************************************************************************
START-OF-SELECTION.
* Create dynamic structure
CREATE DATA gs_table TYPE TABLE OF (p_tabnam).
ASSIGN gs_table->* TO <fs>.
* select data into internal table
CLEAR: gt_where[].
IF p_where1 IS NOT INITIAL.
APPEND p_where1 TO gt_where.
ENDIF.
IF p_where2 IS NOT INITIAL.
APPEND p_where2 TO gt_where.
ENDIF.
IF p_where3 IS NOT INITIAL.
APPEND p_where3 TO gt_where.
ENDIF.
IF p_where4 IS NOT INITIAL.
APPEND p_where4 TO gt_where.
ENDIF.
IF p_where5 IS NOT INITIAL.
APPEND p_where5 TO gt_where.
ENDIF.
IF p_where1 IS INITIAL.
SELECT *
FROM (p_tabnam) INTO TABLE <fs>
.
ELSE.
SELECT *
FROM (p_tabnam) INTO TABLE <fs>
WHERE (gt_where)
.
ENDIF.
IF sy-subrc NE 0.
MESSAGE 'Select Found no record!' TYPE 'I'.
ENDIF.
IF p_file IS INITIAL.
p_file = p_tabnam.
ELSE.
ENDIF.
******************
* export into file
* getting the column names of the table
CREATE DATA gs_table_line TYPE (p_tabnam).
ASSIGN gs_table_line->* TO <fs_table_line>.
go_descr ?= cl_abap_typedescr=>describe_by_data( <fs_table_line> ).
CLEAR gt_tabfield[].
LOOP AT go_descr->components INTO gs_comp.
gs_tabfield = gs_comp-name.
APPEND gs_tabfield TO gt_tabfield.
ENDLOOP.
* getting the number of columns
DESCRIBE TABLE gt_tabfield LINES gv_nb_col.
LOOP AT <fs> ASSIGNING <fs_line>.
CLEAR: gs_line.
* process of each column
DO gv_nb_col TIMES.
* controling if the processed column is selected to be exported
READ TABLE gt_tabfield INDEX sy-index
INTO gs_tabfield.
CHECK gs_tabfield IN s_field.
* getting the processed column value
ASSIGN COMPONENT sy-index OF
STRUCTURE <fs_line> TO <fs_field>.
WRITE <fs_field> TO v_field LEFT-JUSTIFIED.
IF gs_line IS INITIAL.
MOVE v_field TO gs_line.
ELSE.
CONCATENATE gs_line p_separ v_field INTO gs_line.
ENDIF.
ENDDO.
IF p_serv = 'X'.
TRANSFER gs_line TO gs_filename.
ELSE.
APPEND gs_line TO gt_filout.
ENDIF.
ENDLOOP.
IF p_serv = 'X'.
CLOSE DATASET gs_filename.
MESSAGE 'Output file successfully writen' TYPE 'I'.
ELSE.
CALL FUNCTION 'GUI_DOWNLOAD'
EXPORTING
filename = gs_filename
TABLES
data_tab = gt_filout
EXCEPTIONS
file_write_error = 1
no_batch = 2
gui_refuse_filetransfer = 3
invalid_type = 4
no_authority = 5
unknown_error = 6
header_not_allowed = 7
separator_not_allowed = 8
filesize_not_allowed = 9
header_too_long = 10
dp_error_create = 11
dp_error_send = 12
dp_error_write = 13
unknown_dp_error = 14
access_denied = 15
dp_out_of_memory = 16
disk_full = 17
dp_timeout = 18
file_not_found = 19
dataprovider_exception = 20
control_flush_error = 21
OTHERS = 22.
IF sy-subrc <> 0.
MESSAGE 'Error when writing in output file' TYPE 'E'.
ELSE.
MESSAGE 'Output file successfully writen' TYPE 'I'.
ENDIF.
ENDIF. |
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