開發技術：
1.文本檔案上載技術
2.動态程式代碼生成技術
3.ABAP動态程式執行技術
4.TXT文本檔案對應用Table字段編輯技術
注意事項：
檔案檔案編輯過程中時間日期格式為 20060201 120000 表示 2006.02.01 12：00：00
文本檔案中不能包含除字元，數字之外的其他特殊符号。假如Table中對應的字段資料為空時，在編輯資料時也對應該列為空。
EXCEL 檔案必須帶表頭。
程式代碼：如下
*&---------------------------------------------------------------------*
*& Report Z_CBO_ABAP_XLS
*&
*&----------------------------------------------------------------*
* 程式說明 Table資料Upload 程式 專門導入EXCEL
* 子產品:版本
* 參考文檔
* 應用顧問
* 程式開發 ZHOUXU
* 開發日期 2011-02-24
*&------------------------------------------------------------------*
*&更改記錄
*&日期 更改人 子產品:版本 功能說明書
*&
*&
*&---------------------------------------------------------------*
REPORT z_cbo_abap_xls.
TABLES : dd03l,dd02t.
*------------------------------------------------------------*
* 内表
*-----------------------------------------------------------------*
DATA: BEGIN OF tab OCCURS 10,
fcode(4),
END OF tab.
DATA : BEGIN OF itab OCCURS 0,
chk(1) TYPE c, " check box
tabname LIKE dd03l-tabname, " Table name
fieldname LIKE dd03l-fieldname, " Feld Name
position LIKE dd03l-position, " Table
keyflag LIKE dd03l-keyflag, " Primary Key
datatype LIKE dd03l-datatype, " Data Type
intlen LIKE dd03l-leng,
END OF itab.
DATA itab1 LIKE itab OCCURS 0 WITH HEADER LINE.
DATA : BEGIN OF uptab OCCURS 0,
* text(72) TYPE c,
text(100) TYPE c,
END OF uptab.
DATA: BEGIN OF error_message,
line1(72),
line2(72),
line3(72),
END OF error_message.
DATA : cnt1(8) TYPE c,
fcode LIKE sy-ucomm,
changed LIKE s38e-buf_varied,
prog(8) TYPE c,
msg(120) TYPE c,
er_include LIKE sy-repid,
er_line LIKE sy-index,
er_off LIKE sy-tabix,
er_subrc LIKE sy-subrc.
*------------------------------------------------------------------*
* 選擇畫面
*------------------------------------------------------------------*
PARAMETERS : tabname LIKE dd03l-tabname.
*------------------------------------------------------------------*
* START-OF-SELECTION *
*-------------------------------------------------------------------*
START-OF-SELECTION.
IF tabname IS INITIAL.
MESSAGE '請輸入資料表名稱！' TYPE 'S' DISPLAY LIKE 'E'.
EXIT.
ENDIF.
*上載Table字段分析
SELECT SINGLE * FROM dd02t WHERE tabname = tabname.
IF sy-subrc <> 0.
MESSAGE '請輸入正确的資料表名稱！' TYPE 'S' DISPLAY LIKE 'E'.
EXIT.
ENDIF.
SET PF-STATUS 'CBO'.
SELECT * INTO CORRESPONDING FIELDS OF TABLE itab FROM dd03l
WHERE tabname = tabname
AND as4local = 'A'
ORDER BY position.
itab-chk = 'X'.
MODIFY itab INDEX 1 TRANSPORTING chk.
*動态上載程式代碼生成函數
PERFORM generate_upload_code.
*ABAP程式代碼編輯器調用
PERFORM edit_generator_code.
AT USER-COMMAND .
IF sy-ucomm = 'EDIT'.
PERFORM edit_generator_code.
ELSEIF sy-ucomm = 'EXEC'.
GENERATE SUBROUTINE POOL uptab NAME prog MESSAGE msg.
IF msg IS NOT INITIAL.
MESSAGE msg TYPE 'S' DISPLAY LIKE 'E'.
EXIT.
ENDIF.
*程式代碼文法檢測
PERFORM chcek_syntax_error.
*動态程式代碼執行
PERFORM dyn1 IN PROGRAM (prog).
ELSEIF ( sy-ucomm = 'EXIT' OR sy-ucomm = 'BACK' OR sy-ucomm = 'CANC' ).
EXIT.
ENDIF.
*&---------------------------------------------------------------*
*& Form generate_upload_code
*&---------------------------------------------------------------*
FORM generate_upload_code.
REFRESH uptab.
uptab-text = 'REPORT ZUPLOAD_TABLE.'.
APPEND uptab.
CONCATENATE 'TABLES :' tabname '.' INTO uptab-text
SEPARATED BY space.
APPEND uptab.
uptab-text = 'TYPE-POOLS: truxs.'.
APPEND uptab.
uptab-text = ' DATA: wa_row TYPE truxs_t_text_data.'.
APPEND uptab.
uptab-text = 'DATA : BEGIN OF UPTAB OCCURS 0,'.
APPEND uptab.
LOOP AT itab WHERE chk = ''.
CLEAR uptab.
CONCATENATE ' ' itab-fieldname '(' itab-intlen ')' ' TYPE C ,'
INTO uptab-text+10(80).
APPEND uptab.
ENDLOOP.
uptab-text+6(82) = 'END OF UPTAB.'.
APPEND uptab.
uptab-text = 'DATA : BEGIN OF RESULT OCCURS 0.'.
APPEND uptab.
CLEAR uptab.
CONCATENATE 'INCLUDE STRUCTURE' itab-tabname '.'
INTO uptab-text+10(80) SEPARATED BY space.
APPEND uptab.
uptab-text = 'DATA : END OF RESULT.'.
APPEND uptab.
uptab-text = 'data:filename type rlgrap-filename.'.
APPEND uptab.
uptab-text = 'FORM DYN1.'.
APPEND uptab.
uptab-text = 'CALL FUNCTION ''WS_FILENAME_GET'''.
APPEND uptab.
uptab-text = ' EXPORTING'.
APPEND uptab.
uptab-text = ' def_filename = '''''.
APPEND uptab.
uptab-text = ' def_path = ''D:/'''.
APPEND uptab.
uptab-text = ' MASK = '',*.xls,*.xls;,*.xlsx,*.xlsx.'''.
APPEND uptab.
uptab-text = ' MODE = ''O'''.
APPEND uptab.
uptab-text = ' TITLE = ''UPLOAD file'''.
APPEND uptab.
uptab-text = ' IMPORTING'.
APPEND uptab.
uptab-text = ' filename = filename'.
APPEND uptab.
uptab-text = ' EXCEPTIONS'.
APPEND uptab.
uptab-text = ' inv_winsys = 1'.
APPEND uptab.
uptab-text = ' no_batch = 2'.
APPEND uptab.
uptab-text = ' selection_cancel = 3'.
APPEND uptab.
uptab-text = ' selection_error = 4'.
APPEND uptab.
uptab-text = ' OTHERS = 5.'.
APPEND uptab.
CLEAR uptab.
uptab-text+2(88) = 'CALL FUNCTION ''TEXT_CONVERT_XLS_TO_SAP'''.
APPEND uptab.
CLEAR uptab.
uptab-text+4(86) = 'EXPORTING'.
APPEND uptab.
CLEAR uptab.
uptab-text+6(84) = 'i_filename = filename'.
APPEND uptab.
CLEAR uptab.
uptab-text+6(84) = 'i_line_header = ''X'''.
APPEND uptab.
uptab-text+6(84) = 'i_tab_raw_data = wa_row'.
APPEND uptab.
uptab-text+4(86) = 'TABLES'.
APPEND uptab.
CLEAR uptab.
uptab-text+6(84) = 'i_tab_converted_data = UPTAB'.
APPEND uptab.
uptab-text = ' EXCEPTIONS '.
APPEND uptab.
uptab-text = ' conversion_failed = 1 '.
APPEND uptab.
uptab-text = ' OTHERS = 2.'.
APPEND uptab.
uptab-text = ' IF sy-subrc <> 0. '.
APPEND uptab.
uptab-text = ' MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno '.
APPEND uptab.
uptab-text = ' WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4. '.
APPEND uptab.
uptab-text = ' ENDIF. '.
APPEND uptab.
uptab-text+2(88) = 'LOOP AT UPTAB.'.
APPEND uptab.
CLEAR uptab.
uptab-text+4(86) = 'CLEAR RESULT.'.
APPEND uptab.
uptab-text+4(86) = 'MOVE-CORRESPONDING UPTAB TO RESULT.'.
APPEND uptab.
uptab-text+4(86) = 'APPEND RESULT.'.
APPEND uptab.
uptab-text+2(88) = 'ENDLOOP.'.
APPEND uptab.
CLEAR uptab.
CONCATENATE 'MODIFY' itab-tabname 'FROM TABLE RESULT.'
INTO uptab-text+2(88) SEPARATED BY space.
APPEND uptab.
uptab-text = ' DATA:LINE TYPE string.'.
APPEND uptab.
uptab-text = ' DATA:msg TYPE string.'.
APPEND uptab.
uptab-text = ' LINE = LINES( result ).'.
APPEND uptab.
uptab-text = ' CONCATENATE ''成功導入'' LINE ''條資料！'' INTO msg.'.
APPEND uptab.
uptab-text = ' MESSAGE msg TYPE ''I''.'.
APPEND uptab.
uptab-text = 'ENDFORM.' .
APPEND uptab.
CLEAR uptab.
ENDFORM. " generate_upload_code
*&---------------------------------------------------------------*
*& Form edit_generator_code
*&---------------------------------------------------------------*
FORM edit_generator_code.
CALL FUNCTION 'EDITOR_APPLICATION'
EXPORTING
application = 'BF'
display = ' '
name = 'Source Code.....'
IMPORTING
fcode = fcode
changed = changed
TABLES
content = uptab.
LOOP AT uptab.
WRITE:/1 uptab-text.
ENDLOOP.
ENDFORM. " PRINT_GENERATOR_CODE
*&---------------------------------------------------------------*
*& Form chcek_syntax_error
*&---------------------------------------------------------------*
FORM chcek_syntax_error.
CALL FUNCTION 'EDITOR_SYNTAX_CHECK'
EXPORTING
i_global_check = sy-calld
i_global_program = sy-repid
i_program = 'ZUPLOAD_TABLE'
* i_r2_check = ' '
* i_r2_destination = ' '
* i_trdir = ' '
IMPORTING
o_error_include = er_include
o_error_line = er_line
o_error_message = error_message
o_error_offset = er_off
o_error_subrc = er_subrc
TABLES
i_source = uptab.
IF er_subrc <> 0.
er_line = er_line - 2.
WRITE:/1 'Error Line : ',er_line.
WRITE:/1 error_message-line1,error_message-line2,
error_message-line3.
STOP.
ENDIF.
ENDFORM. " chcek_syntax_error
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