Chapter 06_Issuing Messages

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2005 IBM CorporationIssuing Messages | 6.06 March-2005

Issuing Messages


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2005 IBM Corporation2 March-2005Issuing Messages | 6.06

Objectives

The participants will be able to:Issue custom messages, using the MESSAGE statement.

Recognize the functionality and use of each type of message.


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Overview

Academy Awards

Year

Category

1910

PIC

Academy Awards

Year

Category

1910

PIC

Winner No record exists

Notes

Enter

Academy Awards

Year

Category

1910

PIC

E: No record exists

XInstead of informing the

user on the second

screen that a recorddoes not exist, we wantto issue a message on

the first screen.


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MESSAGE Statement

** MZA02TOP - Top Include **

PROGRAM SAPMZA02 MESSAGE-ID ZA.

TABLES YMOVIE.

** MZA02I01 - PAI Modules **

MODULE SELECT_LISTING INPUT.

* code to select record from YMOVIE

IF SY-SUBRC 0.

YMOVIE- WINNER = No record exists.

MESSAGE E001.

ENDIF.

ENDMODULE.

t = message type

nnn = message number

--------------------------------------var1 = message variable 1

var2 = message variable 2



MESSAGE [WITH ]. The MESSAGE statement is used to issue user messages

MESSAGE statement in PAI module offirst screen.

Message class (ID) must bespecified on PROGRAM

statement in Top Include.


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User Messages Table

T100User Messages

Language (key)

Message ID (key)

Message # (key)

Message Text

Logon language

Message ID specified onPROGRAM statement

Message # (nnn) specified inMESSAGE statement

The MESSAGE statement accesses user messages stored in the ABAPDictionary table T100.

Actual message displayed to theuser with the MESSAGE statement.


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Success Message

Academy Awards

Year

Category

1910

PIC

Winner

Notes

No record exists

Academy Awards

Year

Category

1910

PIC

MESSAGE S001.

PAI Module of 1st Screen

Enter

The SUCCESS messageis displayed at thebottom of the next

screen; therefore, theuser cannot

make any changes to

the values on thecurrent screen.


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MESSAGE I001.

PAI Module of 1st ScreenAcademy Awards

Year

Category

1910

PIC

Academy Awards

Year

Category

1910

PIC

i

i No record exists

Enter

Information Message

The INFORMATIONmessage is displayed

on the current screen ina dialog box. The user

cannot make anychanges to the valueson the current screen.

After clicking theEnter key on the

dialog box, the user willbe taken to the

next screen.


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Year

Category

1910

PIC

Academy Awards

Year

Category

1910

PIC

No record exists

Enter

Abend Message

MESSAGE A001.

The ABEND message isdisplayed on the currentscreen in a dialog box.The user cannot make

any changes to thevalues on the current

screen. After clicking theEnter key on the dialogbox, the transaction will

be terminated.


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Academy Awards

Year

Category

1910

PIC

W: No record exists

Warning Message


Year

Category

1910

PIC

Enter MESSAGE W001.

The WARNING message isdisplayed at the bottom of

the current screen. Theuser can make changes tothe values on the currentscreen, but does not have

to make any changes. Afterclicking the Enter key on

the current screen, theuser will be taken to the

next screen.


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Error Message


Year

Category

1910

PIC

Academy Awards

Year

Category

1910

PIC

E: No record exists

EnterMESSAGE E001.

The ERROR message isdisplayed at the bottom of

the current screen. Theuser must make changes

to the values on the currentscreen. After clicking the

Enter key on the currentscreen, the user will betaken to the next screen

only if the appropriatecorrections were made.


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Problem !!!

Academy Awards

Year

Category

1910

PIC

W: No record exists

Academy Awards

Year

Category

1910

PIC

E: No record exists

When we issue a WARNING or ERROR message, thesystem stops on the current screen to allow the user

to make corrections; however, these fields are notopen for input.


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Demonstration

Demonstrate the use of various types of messages.


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Practice

Demonstrate the use of various types of messages.


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Summary

The MESSAGE statement is used to issue user messages. The syntax of thisstatement is: MESSAGE [WITH ].

A particular message text can be any one of six message types: S-success, I-information, A-abend, X-exit, W-warning, E-error.

The SUCCESS message is displayed at the bottom of the next screen; therefore,

the user cannot make any changes to the values on the current screen.The INFORMATION message is displayed on the current screen in a dialog box.

The ABEND message is displayed on the current screen in a dialog box. Afterclicking the Enter key on the dialog box, the transaction will be terminated.


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Summary (Contd.)

The EXIT message is identical to the ABEND message except that thetransaction is terminated with a short dump instead of seeing the message in adialog box.

The WARNING message is displayed at the bottom of the current screen.

The ERROR message is displayed at the bottom of the current screen. The user

must make changes to the values on the current screen.


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Questions

What are the different types of screen messages ?What is the difference between the ABEND and the EXIT message ?

What is the difference between the SUCCESS and the INFORMATIONmessage?

Chapter 06_Issuing Messages

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