Answer Posted / sivaramakrishna.s.v

Example1 on BADI
BUSINESS REQUIREMENT
 Raise an error message whenever the vender
belongs to german country and region is not specified.
STEP 1: Find the list of the BADIS for TCODE XKO2.

 GO TO SE24

 Give the class name as CL_EXIT HANDLER (this
class triggered for all transactions )

 Click on display

 Double click on the method GET_INSTANCE (in this
method exit_name parameter return all the available badis)

 Put a break point

 Execute the TCODE XKO2

 Give the vender no as 1

 Click on Select all icon to check the check boxes

 Press enter

 Give the country as DE and click on save

 The debugger will start and note down the list of
the BADIS


For first screen
VENDER_FIELDSTATUS
GOS_SRV_SELECT
For second screen
After save button u can find below badi

ADDRESS_CHECK
ADDR_TXJCD_CHECK
BADI_LAYER
ADDRESS_UPDATE
VENDER_ADD_DATA

 Go to se18select badi name radio button
 Give the BADI NAME click on display
 Select interface tab And check all the methods
 Find the suitable/roughly decide BADI name and
method by reading the description and checking the
signature. Here for our requirement check_all_data is the
method.
 Then create badi implementation as below

Step 2 : Creating implementation for the BADI
 Go to SE19
 Select classical badi radio button and give the
badi name vender_add_data in the second selection screen.
Now click on create implementation button below.
 Give the implementation name as
zvender_add_data ,click on continue.
 Give imple text.
 Now dbclick on the method check_all_data. Now
click on create button in displayed scree. give the
enhancement impl name as zvendor_add_data and text. Click
on continue
 Give package name and select given implementation
zvendor_add_data in the displayed screen and click on
continue.
 Now the method will be opend and write the code
break_point. Activate.
 Back and avtivate.

Step 3 : TESTING weather BADI is correct or not
 Now run the transaction XKO2
 Our BADI will be triggered with a break point
 So, this is the BADI and method which we can use
for this business requirement.


 Finally write the below code

METHOD IF_EX_VENDER_ADD_DATA~CHECK_ALL_DATA.
IF I_LFA1=LAND1=`DE’AND I_LFA1-REGIO=` ‘.
Massage ‘Region is mandatory for GERMAN VENDORS’ TYPE ‘E’.
ENDMETHOD.

 SAVE AND ACTIVATE THE METHOD.
 Click on back
 Activate the implementation

Step 4: UNIT TESTING
• Now test the transaction XKO2 by giving vender
country as ‘DE’ and without specifying the region.
• The Error message is displayed.

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