hi,
check the below links for userexits
http://help.sap.com/saphelp_46c/helpdata/en/64/72369adc56d11195100060b03c6b76/frameset.htm
FAQ's
http://http://www.sap-img.com/abap/a-short-tutorial-on-user-exits.htm
http://www.ficoexpertonline.com/downloads/User%20ExitsWPedit.doc
http://www.easymarketplace.de/userexit.php
http://wiki.ittoolbox.com/index.php/HOWTO:Implement_a_screen_exit_to_a_standard_SAP_transaction
1. what is the defference between enhancement and user-exits?
http://www.sap-img.com/abap/difference-between-badi-and-user-exits.htm
http://searchsap.techtarget.com/expert/KnowledgebaseAnswer/0,289625,sid21_gci1190924_tax299358,00.ht...
2. Difference between CMOD and SMOD?
http://www.sap-img.com/abap/what-is-the-difference-between-smod-and-cmod.htm
http://www.sap-img.com/abap.htm
http://sap.ittoolbox.com/groups/technical-functional/sap-r3-dev/diff-between-cmod-and-smod-236095
http://sap.ittoolbox.com/groups/technical-functional/sap-r3-dev/diff-between-cmod-and-smod-236107
check these links..
http://www.sapgenie.com/abap/tips_and_tricks.htm
http://www.sap-img.com/abap/field-exits-smod-cmod-questions-and-answers.htm
http://www.sap-img.com/abap/what-is-user-exits.htm
Finding the user-exits of a SAP transaction code
*
*
Enter the transaction code in which you are looking for the user-exit
and it will list you the list of user-exits in the transaction code.
Also a drill down is possible which will help you to branch to SMOD.
*
report zuserexit no standard page heading.
tables : tstc, tadir, modsapt, modact, trdir, tfdir, enlfdir.
tables : tstct.
data : jtab like tadir occurs 0 with header line.
data : field1(30).
data : v_devclass like tadir-devclass.
parameters : p_tcode like tstc-tcode obligatory.
select single * from tstc where tcode eq p_tcode.
if sy-subrc eq 0.
select single * from tadir where pgmid = 'R3TR'
and object = 'PROG'
and obj_name = tstc-pgmna.
move : tadir-devclass to v_devclass.
if sy-subrc ne 0.
select single * from trdir where name = tstc-pgmna.
if trdir-subc eq 'F'.
select single * from tfdir where pname = tstc-pgmna.
select single * from enlfdir where funcname =
tfdir-funcname.
select single * from tadir where pgmid = 'R3TR'
and object = 'FUGR'
and obj_name eq enlfdir-area.
move : tadir-devclass to v_devclass.
endif.
endif.
select * from tadir into table jtab
where pgmid = 'R3TR'
and object = 'SMOD'
and devclass = v_devclass.
select single * from tstct where sprsl eq sy-langu and
tcode eq p_tcode.
format color col_positive intensified off.
write:/(19) 'Transaction Code - ',
20(20) p_tcode,
45(50) tstct-ttext.
skip.
if not jtab[] is initial.
write:/(95) sy-uline.
format color col_heading intensified on.
write:/1 sy-vline,
2 'Exit Name',
21 sy-vline ,
22 'Description',
95 sy-vline.
write:/(95) sy-uline.
loop at jtab.
select single * from modsapt
where sprsl = sy-langu and
name = jtab-obj_name.
format color col_normal intensified off.
write:/1 sy-vline,
2 jtab-obj_name hotspot on,
21 sy-vline ,
22 modsapt-modtext,
95 sy-vline.
endloop.
write:/(95) sy-uline.
describe table jtab.
skip.
format color col_total intensified on.
write:/ 'No of Exits:' , sy-tfill.
else.
format color col_negative intensified on.
write:/(95) 'No User Exit exists'.
endif.
else.
format color col_negative intensified on.
write:/(95) 'Transaction Code Does Not Exist'.
endif.
at line-selection.
get cursor field field1.
check field1(4) eq 'JTAB'.
set parameter id 'MON' field sy-lisel+1(10).
call transaction 'SMOD' and skip first screen.
*---End of Program
if u want to find the function exit
then check the below code
REPORT ZV_FIND_EXIT NO STANDARD PAGE HEADING.
TABLES : TSTC, TADIR, MODSAPT, MODACT, TRDIR, TFDIR, ENLFDIR.
TABLES : TSTCT.
DATA : JTAB LIKE TADIR OCCURS 0 WITH HEADER LINE.
DATA : FIELD1(30).
DATA : V_DEVCLASS LIKE TADIR-DEVCLASS.
PARAMETERS : P_TCODE LIKE TSTC-TCODE OBLIGATORY.
SELECT SINGLE * FROM TSTC WHERE TCODE EQ P_TCODE.
IF SY-SUBRC EQ 0.
SELECT SINGLE * FROM TADIR WHERE PGMID = 'R3TR'
AND OBJECT = 'PROG'
AND OBJ_NAME = TSTC-PGMNA.
MOVE : TADIR-DEVCLASS TO V_DEVCLASS.
IF SY-SUBRC NE 0.
SELECT SINGLE * FROM TRDIR WHERE NAME = TSTC-PGMNA.
IF TRDIR-SUBC EQ 'F'.
SELECT SINGLE * FROM TFDIR WHERE PNAME = TSTC-PGMNA.
SELECT SINGLE * FROM ENLFDIR WHERE FUNCNAME =
TFDIR-FUNCNAME.
SELECT SINGLE * FROM TADIR WHERE PGMID = 'R3TR'
AND OBJECT = 'FUGR'
AND OBJ_NAME EQ ENLFDIR-AREA.
MOVE : TADIR-DEVCLASS TO V_DEVCLASS.
ENDIF.
ENDIF.
SELECT * FROM TADIR INTO TABLE JTAB
WHERE PGMID = 'R3TR'
AND OBJECT = 'SMOD'
AND DEVCLASS = V_DEVCLASS.
SELECT SINGLE * FROM TSTCT WHERE SPRSL EQ SY-LANGU AND
TCODE EQ P_TCODE.
FORMAT COLOR COL_POSITIVE INTENSIFIED OFF.
WRITE:/(19) 'Transaction Code - ',
20(20) P_TCODE,
45(50) TSTCT-TTEXT.
SKIP.
IF NOT JTAB[] IS INITIAL.
WRITE:/(95) SY-ULINE.
FORMAT COLOR COL_HEADING INTENSIFIED ON.
WRITE:/1 SY-VLINE,
2 'Exit Name',
21 SY-VLINE ,
22 'Description',
95 SY-VLINE.
WRITE:/(95) SY-ULINE.
LOOP AT JTAB.
SELECT SINGLE * FROM MODSAPT
WHERE SPRSL = SY-LANGU AND
NAME = JTAB-OBJ_NAME.
FORMAT COLOR COL_NORMAL INTENSIFIED OFF.
WRITE:/1 SY-VLINE,
2 JTAB-OBJ_NAME HOTSPOT ON,
21 SY-VLINE ,
22 MODSAPT-MODTEXT,
95 SY-VLINE.
ENDLOOP.
WRITE:/(95) SY-ULINE.
DESCRIBE TABLE JTAB.
SKIP.
FORMAT COLOR COL_TOTAL INTENSIFIED ON.
WRITE:/ 'No of Exits:' , SY-TFILL.
ELSE.
FORMAT COLOR COL_NEGATIVE INTENSIFIED ON.
WRITE:/(95) 'No User Exit exists'.
ENDIF.
ELSE.
FORMAT COLOR COL_NEGATIVE INTENSIFIED ON.
WRITE:/(95) 'Transaction Code Does Not Exist'.
ENDIF.
AT LINE-SELECTION.
GET CURSOR FIELD FIELD1.
CHECK FIELD1(4) EQ 'JTAB'.
SET PARAMETER ID 'MON' FIELD SY-LISEL+1(10).
CALL TRANSACTION 'SMOD' AND SKIP FIRST SCREEN.
*************************************************************
or
1. in se11, goto table MODSAP
View table contents
2. in Type field, enter 'E' (for function exit)
3. For that tcode, u should know the program name.
eg. SAPLLMOB
4. then type SAPLLMOB and execute
or
REPORT z34331_user_exit .
TABLES : tstc, "SAP Transaction Codes
tadir, "Directory of Repository Objects
modsapt, "SAP Enhancements - Short Texts
modact, "Modifications
trdir, "System table TRDIR
tfdir, "Function Module
enlfdir, "Additional Attributes for Function Modules
tstct. "Transaction Code Texts
DATA : jtab LIKE tadir OCCURS 0 WITH HEADER LINE.
DATA : field1(30).
DATA : v_devclass LIKE tadir-devclass.
SELECTION-SCREEN BEGIN OF BLOCK a01 WITH FRAME TITLE text-001.
SELECTION-SCREEN SKIP.
PARAMETERS : p_tcode LIKE tstc-tcode OBLIGATORY.
SELECTION-SCREEN SKIP.
SELECTION-SCREEN END OF BLOCK a01.
START-OF-SELECTION.
SELECT SINGLE * FROM tstc
WHERE tcode EQ p_tcode.
IF sy-subrc EQ 0.
SELECT SINGLE * FROM tadir
WHERE pgmid = 'R3TR'
AND object = 'PROG'
AND obj_name = tstc-pgmna.
MOVE : tadir-devclass TO v_devclass.
IF sy-subrc NE 0.
SELECT SINGLE * FROM trdir
WHERE name = tstc-pgmna.
IF trdir-subc EQ 'F'.
SELECT SINGLE * FROM tfdir
WHERE pname = tstc-pgmna.
SELECT SINGLE * FROM enlfdir
WHERE funcname = tfdir-funcname.
SELECT SINGLE * FROM tadir
WHERE pgmid = 'R3TR'
AND object = 'FUGR'
AND obj_name = enlfdir-area.
MOVE : tadir-devclass TO v_devclass.
ENDIF.
ENDIF.
SELECT * FROM tadir
INTO TABLE jtab
WHERE pgmid = 'R3TR'
AND object = 'SMOD'
AND devclass = v_devclass.
SELECT SINGLE * FROM tstct
WHERE sprsl EQ sy-langu
AND tcode EQ p_tcode.
FORMAT COLOR COL_POSITIVE INTENSIFIED OFF.
WRITE:/(19) 'Transaction Code - ',
20(20) p_tcode,
45(50) tstct-ttext.
SKIP.
IF NOT jtab[] IS INITIAL.
WRITE:/(95) sy-uline.
FORMAT COLOR COL_HEADING INTENSIFIED ON.
WRITE:/1 sy-vline,
2 'Exit Name',
21 sy-vline ,
22 'Description',
95 sy-vline.
WRITE:/(95) sy-uline.
LOOP AT jtab.
SELECT SINGLE * FROM modsapt
WHERE sprsl = sy-langu AND
name = jtab-obj_name.
FORMAT COLOR COL_NORMAL INTENSIFIED OFF.
WRITE:/1 sy-vline,
2 jtab-obj_name HOTSPOT ON,
21 sy-vline ,
22 modsapt-modtext,
95 sy-vline.
ENDLOOP.
WRITE:/(95) sy-uline.
DESCRIBE TABLE jtab.
SKIP.
FORMAT COLOR COL_TOTAL INTENSIFIED ON.
WRITE:/ 'No of Exits:' , sy-tfill.
ELSE.
FORMAT COLOR COL_NEGATIVE INTENSIFIED ON.
WRITE:/(95) 'No User Exit exists'.
ENDIF.
ELSE.
FORMAT COLOR COL_NEGATIVE INTENSIFIED ON.
WRITE:/(95) 'Transaction Code Does Not Exist'.
ENDIF.
AT LINE-SELECTION.
GET CURSOR FIELD field1.
CHECK field1(4) EQ 'JTAB'.
SET PARAMETER ID 'MON' FIELD sy-lisel+1(10).
CALL TRANSACTION 'SMOD' AND SKIP FIRST SCREEN.
Regards,
Naveen
