Object Oriented ABAP

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Working with import, export and change parameters of a class Go to SE38 and create a program. Then provide the following code. REPORT ZLOCALCLASS_VARIABLES. *How we can use import and export and changing parameters in the class. *Provide the variables DATA: V_IMP TYPE I, V_CHA TYPE I VALUE 100. *Define the class. CLASS CL_LC DEFINITION. PUBLIC SECTION. METHODS: DISPLAY IMPORTING A TYPE I EXPORTING B TYPE I CHANGING C TYPE I. ENDCLASS. *Implement the class. CLASS CL_LC IMPLEMENTATION. METHOD DISPLAY. B = A + 20. C = A + 30. ENDMETHOD. ENDCLASS. *Create the object. DATA OBJ TYPE REF TO CL_LC. START-OF-SELECTION. CREATE OBJECT OBJ. CALL METHOD OBJ->DISPLAY EXPORTING A = 10 IMPORTING B = V_IMP CHANGING C = V_CHA. WRITE:/ 'OUTPUT PARAMETR', V_IMP, 'CHANGING PARAMETER', V_CHA. Save and activate the program. Now execute the program by inserting a breakpoint.
Page 1 and 2: Object Oriented ABAP From SAP Techn
Page 3 and 4: combines the character to the respe
Page 5 and 6: Data declared in public section can
Page 7 and 8: Single Inheriting: Acquiring the pr
Page 9 and 10: Multiple Inheritance is not support
Page 11 and 12: Object oriented programming (OOP) e
Page 13 and 14: For withdraw we define an exception
Page 15 and 16: Click SET_BALANCE. Write the NEW_BA
Page 17 and 18: selection-screen begin of block a.
Page 19 and 20: WRITE: / 'Number of employees is:',
Page 21 and 22: ENDMETHOD. METHOD display_no_of_emp
Page 23 and 24: * Object references o_bluecollar_em
Page 25 and 26: * Adds a new employee to the list o
Page 27 and 28: l_wage = monthly_salary - monthly_d
Page 29 and 30: Press Save button. Then we can view
Page 31 and 32: And double click on the method sele
Page 33 and 34: Provide the logic. Then save it, ch
Page 35 and 36: Working with the Keyword SUPER in o
Page 37 and 38: Save it. Then we can see the method
Page 39: *Create the object CREATE OBJECT OB
Page 42: WRITE:/ 'THIS IS MM1 METHOD IN SUPE
Page 45 and 46: SKIP 2. CALL METHOD OBJ->ANOTHER. S
Page 47 and 48: Then save it, check it, activate it
Page 49: *create the object START-OF-SELECTI
Page 53 and 54: Press F5
Page 55 and 56: The values are changed. Press F5. T
Page 57 and 58: POLYMORPHISM:- Working on Polymorph
Page 59 and 60: Select display method then provide
Page 61 and 62: Select select _ method then press t
Page 63 and 64: Double click on the method then pro
Page 65 and 66: Go to TCode SE24. Enhancement of a
Page 67 and 68: Enter the Source code. Click on Sav
Page 69: Paste the Below Code. *&-----------
Page 72 and 73: 4. How does it integrate? The Class
Page 74 and 75: 10. Conventions for Components: Met
Page 76 and 77: The ZCL_TEST class now contains the
Page 78 and 79: An example to show how to define At
Page 80 and 81: The FIND_BY_LPOR method should alwa
Page 82 and 83: If we do not need the method in our
Page 84 and 85: 21. BI_OBJECT~RELEASE Method: The s
Page 86 and 87: BOR objects Exceptions: Object is t
Page 88 and 89: Provide parameters also for this me
Page 90 and 91: Save & activate. Following screen a
Page 92 and 93: INTO TABLE IT_LFA1 WHERE LIFNR BETW
Page 94 and 95: The output is like this.
Page 96 and 97: Save it. Provide the method name. P
Page 98 and 99: Save it. Go to interface tab. Provi
Page 100 and 101:
Provide the code. *&---------------
Page 102 and 103:
IT_MARA TYPE Z_MARA, WA_MARA TYPE M
Page 104 and 105:
Following pop-up appears: Enter you
Page 106 and 107:
Create Transaction for local class
Page 108 and 109:
transaction and execute it. In this
Page 110 and 111:
Step: 3 -> Persistent Mapping or Ma
Page 112 and 113:
To assign a class indicator, select
Page 114 and 115:
I_OID = '30EA9E25999F0843BE6F7B8606
Page 116 and 117:
Step: 2 -> Persistent Mapping or Ma
Page 118 and 119:
Step: 3 -> Write a Program to creat
Page 120 and 121:
delete_persistent importing im_sno
Page 122 and 123:
Persistent Objects: Using GUID Obje
Page 124 and 125:
Give the table name. For eg ZSTUDEN
Page 126 and 127:
Add the remaining fields as well. S
Page 128 and 129:
Here I am creating a new student. S
Page 130 and 131:
sname, mark1, mark2. CATCH CX_OS_OB
Page 132 and 133:
Step: 3 Create OO transaction. Go t
Page 134 and 135:
Execute the transaction Z_TX Step:
Page 136 and 137:
1.6 Inheritance In OO ABAP we use a
Page 138 and 139:
METHOD xyz. write : / 'Child class
Page 140 and 141:
2.3 Binding Check Table I have prep
Page 142 and 143:
Introduction: Understanding "ABAP U
Page 144 and 145:
Actual result - 24. Expected Result
Page 146 and 147:
Executing Unit Tests: For program,
Page 148 and 149:
Demo on "Narrow Casting" Definition
Page 150:
Accessing methods using super class
Page 154 and 155:
Abstract Classes and Methods in Obj
Page 156 and 157:
Double click on the Method name "AR
Page 158 and 159:
A successful message is displayed l
Page 160 and 161:
Enter the Super class name as "Z_DE
Page 162 and 163:
Write the code In between Method an
Page 164:
Enter the number under V_NUM as "6"
Page 167 and 168:
Enter the Description of the class
Page 169 and 170:
Method meth * Local Data Declaratio
Page 171 and 172:
Enter the Description of the class
Page 173 and 174:
Pop-up window is displayed Go to "A
Page 175 and 176:
A pop-up window is displayed, then
Page 177 and 178:
The output will be displayed like b
Page 180 and 181:
After execution (F8): Result:
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After execution (F8): Result:
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Enter the „Class name‟, „Clas
Page 187 and 188:
Enter the „Description‟ for the
Page 189 and 190:
Create a screen „0100‟ and a cu
Page 191 and 192:
MODULE user_command_0100 INPUT. CAS
Page 193 and 194:
internal_error = 3 parameter_error
Page 195 and 196:
EXPORTING fields_table = locint_fie
Page 197 and 198:
*&---------------------------------
Page 199 and 200:
l_err_row TYPE i. TYPE-POOLS:sx. DA
Page 201 and 202:
Doesn‟t allow the user to modify
Page 203 and 204:
Event Handler Technique in Object o
Page 205 and 206:
Output. Now select the method. And
Page 207 and 208:
After that provide the logic in se3
Page 209 and 210:
Dialog processing after COMMIT WORK
Page 211 and 212:
The Event TRANANSACTION_FINISHED of
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Object Oriented ABAP

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