Object Oriented ABAP

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To assign a class indicator, select the corresponding table field of type OS_GUID by doubleclicking. Enter the name of the reference attribute for the attribute name. Screen looks like below. Press Save. Activate the Class. Press the Yes Button to activate the class actor as well. Write a Program to create the persistent object.
Source Code excerpt: DATA: AGENT TYPE REF TO ZCA_PERSIST_03, STUDENT TYPE REF TO ZCL_PERSIST_03, REF1 TYPE REF TO OBJECT. DATA: SNO LIKE ZSTUDENT04-SNO VALUE '1000', SNAME LIKE ZSTUDENT04-SNAME VALUE 'HAKIM', MARK1 LIKE ZSTUDENT04-MARK1 VALUE '100', MARK2 LIKE ZSTUDENT04-MARK2 VALUE '100'. AGENT = ZCA_PERSIST_03=>AGENT. TRY. CALL METHOD AGENT->CREATE_PERSISTENT EXPORTING * I_INST_GUID = I_MARK1 = MARK1 I_MARK2 = MARK2 I_SNAME = SNAME I_SNO = SNO * RECEIVING * RESULT = . COMMIT WORK. CATCH CX_OS_OBJECT_EXISTING . ENDTRY. Go to SE16 and check the entries. Store the Persistent <strong>Object</strong> Reference in the database. Source Code excerpt. TRY. CALL METHOD AGENT->IF_OS_CA_PERSISTENCY~GET_PERSISTENT_BY_OID EXPORTING
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Object Oriented ABAP From SAP Techn
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combines the character to the respe
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Data declared in public section can
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Single Inheriting: Acquiring the pr
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Multiple Inheritance is not support
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Object oriented programming (OOP) e
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For withdraw we define an exception
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Click SET_BALANCE. Write the NEW_BA
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selection-screen begin of block a.
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WRITE: / 'Number of employees is:',
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ENDMETHOD. METHOD display_no_of_emp
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* Object references o_bluecollar_em
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* Adds a new employee to the list o
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l_wage = monthly_salary - monthly_d
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Press Save button. Then we can view
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And double click on the method sele
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Provide the logic. Then save it, ch
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Working with the Keyword SUPER in o
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Save it. Then we can see the method
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*Create the object CREATE OBJECT OB
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WRITE:/ 'THIS IS MM1 METHOD IN SUPE
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SKIP 2. CALL METHOD OBJ->ANOTHER. S
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Then save it, check it, activate it
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*create the object START-OF-SELECTI
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Working with import, export and cha
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Press F5
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The values are changed. Press F5. T
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POLYMORPHISM:- Working on Polymorph
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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 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
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Write the code In between Method an
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Enter the number under V_NUM as "6"
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Enter the Description of the class
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Method meth * Local Data Declaratio
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Enter the Description of the class
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Pop-up window is displayed Go to "A
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A pop-up window is displayed, then
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The output will be displayed like b
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After execution (F8): Result:
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After execution (F8): Result:
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Enter the „Class name‟, „Clas
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Enter the „Description‟ for the
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Create a screen „0100‟ and a cu
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MODULE user_command_0100 INPUT. CAS
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internal_error = 3 parameter_error
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EXPORTING fields_table = locint_fie
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*&---------------------------------
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l_err_row TYPE i. TYPE-POOLS:sx. DA
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Doesn‟t allow the user to modify
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Event Handler Technique in Object o
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Output. Now select the method. And
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After that provide the logic in se3
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Dialog processing after COMMIT WORK
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The Event TRANANSACTION_FINISHED of
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Object Oriented ABAP

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