ABAP Chapter 6 Message Debugging File Transfer Type Group
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ABAP Chapter 6 Message Debugging File Transfer Type Group
Message in ABAP
User MessagesUser Messages
If user has entered inconsistent values,you output a dialog message with MESSAGE statement
Dialog messages are stored in table T100 (Transaction : SE91)
r eport ztest.
…. AT SELECTION-SCREEN. … m essage e000(38) with ‘----’ ‘---’ ‘---’ ‘---’ . …
Message TypeMessage Type
SyntaxMessage [ A<nnn> ](message class) with <field1> <field2> …
E, W, I, S
Messages Type - A(Abend)Messages Type - A(Abend)
Message A000(38)...
Program Start
SelectionScreen
A Message Exit
Messages Type - E(Error)Messages Type - E(Error)
Message E000(38) ...
Program Start
SelectionScreen
E Message
New input
Require
Messages Type - W(Warning)Messages Type - W(Warning)
Message W000(38)...
Program Start
SelectionScreen
W Message
New input
possible
List
Enter
Messages Type - I(Information)Messages Type - I(Information)
Message I000(38)...
Program Start
SelectionScreen
I Message
List
Enter
Messages Type - S(Success)Messages Type - S(Success)
Message S000(38)...
Program Start
SelectionScreen
List(Next Screen)
Dynamic MessageDynamic Message
1Report ztest .PPPPPPPPPP today PPPP sy-datum.PP P -election screen. if today -PPPPPP<> . m essage e000(38) P‘ Please enter today : ’ sy-datum. .-PP-PPPPPPPPPP. : / ‘Today is :’, today.
Debugging
Debugging Mode Debugging Mode
Debugging Mode : Internal Table Debugging Mode : Internal Table
Debugging Mode : Internal Table Debugging Mode : Internal Table
Debugging Mode : Watchpoint Debugging Mode : Watchpoint
Watchpoint : SAP ECC 6.0 Watchpoint : SAP ECC 6.0
How to Set Debugging ModeHow to Set Debugging Mode
If you want to test transaction,enter /h in the command field,press ENTER and execute the transaction
Set breakpoints in the program Utilities->Breakpoints->Set Uses BREAK-POINT statement
ABAP Practice
File Transfer
File Transfer (Application Server)File Transfer (Application Server)
There are 3 steps for file transfer
Open FileRead/Write FileClose File
File TransferFile Transfer
* Prepare Internal TableData all_customers like customers occurs 0 with header line.
50Data msg_txt( ). PPPPP(128) ‘ omersdata.xt PPPPP’ .Start-of-selection. Select * from customers into table all_customers.
File TransferFile Transfer
PPPPPPP P PPPP* Open dataset filename for output in text mode
encoding default _. - PP <>0. : ‘ . : ’ , _.else.
* Transferring data to a file Loop at all_customers. Transfer all_customers to filename. Endloop. * Closing a file Close dataset filename. Endif.
File TransferFile Transfer
Transaction : AL11
File Transfer (Appending Data)File Transfer (Appending Data)
PPPPPPP P PPPP*
Open dataset filename for appending PP PPPP PPPP encoding default _. - PP <>0. : ‘ . : ’ , _.else.
...
Reading Data from OS FileReading Data from OS File
* Reading data from a file 128Parameters filename( ) default ‘customersdata.txt ’ lower case.
Data msg_txt(50). 0Data all_customers like customers occurs with header line.
Start-of-selection. PPPP PPPPPPP PPPPPPPP PPP PPPPP PP PPPP PPPP encoding default _. - P P < > 0 . : ‘ . : ’ , _. else.
Reading Data from OS FileReading Data from OS File
Do. Read dataset filename into all_customers. if sy-subrc <> 0. Exit. endif. Append all_customers. Enddo. Close dataset filename. Endif.
Deleting OS File Deleting OS File
PPPPP(128) ‘ omersdata.txt PPPPP’ .START-OF-SELECTION. Delete dataset filename. If sy-subrc = 0. write: / ‘Delete OK’. Endif.
Working with File on Presentation Server
Download Data to PCDownload Data to PC
PPPPPPPP PPPP PPPP PP*
parameters PPPPPPPP PPPP PPPPPP-PPPPPPPP default ‘:omers .txt’.
Data all_customers like customers occurs 0 PPPPPP PPPPP.START-OF-SELECTION. PPPPPP PPP PPPP PPPPP PPPPPPPPPP PPPP* _ .
Download Data to PCDownload Data to PC
CALL FUNCTION ‘DOWNLOAD’ Exporting filename = filename PPPPPP data_tab = all_customers Exceptions file_open_error = 1 … PPPPPP =5.
Download Data to PCDownload Data to PC
PP-PPPPPP. When 1. Write: ‘Error when file opened’. When 2. Write: ‘Error during data transfer’. … When 0.
Write: / ‘Data Download Finish’..
Upload Data from PCUpload Data from PC
* Upload data to PCparameters PPPPPPPP like -rlgrap filename default ‘c:\customers .txt’.
Data all_customers like customers occurs 0 with header line.START-OF-SELECTION.
Upload Data from PCUpload Data from PC
CALL FUNCTION ‘UPLOAD’ Exporting filename = filename PPPPPP data_tab = all_customers Exceptions file_open_error = 1 … PPPPPP =5.
Upload Data from PCUpload Data from PC
PP-PPPPPP. When 1. Write: ‘Error when file opened’. When 2. Write: ‘Error during data transfer’. … When 0.
Insert customers from table all_customers.…
.
Upload/Download Data in BackgroundUpload/Download Data in Background
Call function ‘WS_DOWNLOAD’ Exporting P PPPPPPPP=
... and
Call function ‘WS_UPLOAD’ Exporting filename = filename ...
Type Group : SE11
Type GroupABAP Program
Exercise IV
Exercise III : User Master
usr02-bname
usr02-trdat
adcp-tel_number
Exercise IV : Drill-Down Report
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