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Code Snippet for Inheritance

By Debesh Page 1

*&---------------------------------------------------------------------*

*& Report YTEST_OOP_INHERITANCE_DEMO

*& Example on Inheritance

*&---------------------------------------------------------------------*

*& By Debesh

*& Date 29/05/2013*&---------------------------------------------------------------------*

REPORT ytest_oop_inheritance_demo.

TABLES: vbak.

SELECT-OPTIONS :s_vbeln FOR vbak-vbeln.

*----------------------------------------------------------------------*

* CLASS lcl_sales DEFINITION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*CLASS lcl_sales DEFINITION.

PUBLIC SECTION.

CLASS-METHODS: class_constructor .

PROTECTED SECTION.

TYPES : BEGIN OF ty_header,

vbeln TYPE vbeln_va,

netwr TYPE netwr_ak,

waerk TYPE waerk,

vtweg TYPE vtweg,

spart TYPE spart,END OF ty_header,

BEGIN OF ty_item,

vbeln TYPE vbeln_va,

posnr TYPE posnr_va,

matnr TYPE matnr,

netwr TYPE netwr_ap,

ntgew TYPE ntgew_ap,

END OF ty_item.

CLASS-DATA : gt_sales_header TYPE TABLE OF ty_header,

gt_sales_item TYPE TABLE OF ty_item.

ENDCLASS. "lcl_sales DEFINITION

*----------------------------------------------------------------------*

* CLASS lcl_delivery DEFINITION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS lcl_delivery DEFINITION INHERITING FROM lcl_sales.

7/28/2019 Inheritance Example

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Code Snippet for Inheritance

By Debesh Page 2

PUBLIC SECTION.

METHODS : met_delivery,

met_display.

PRIVATE SECTION.

TYPES : BEGIN OF ty_delivery,

vbeln TYPE vbeln_vl,posnr TYPE posnr_vl,

matnr TYPE matnr,

werks TYPE werks_d,

lgort TYPE lgort_d,

ntgew TYPE ntgew_15,

vgpos TYPE vgpos,

vgbel TYPE vgbel,

END OF ty_delivery.

DATA : gt_delivery TYPE STANDARD TABLE OF ty_delivery,

gs_delivery TYPE ty_delivery.

ENDCLASS. "lcl_delivery DEFINITION*----------------------------------------------------------------------*

* CLASS lcl_sales IMPLEMENTATION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS lcl_sales IMPLEMENTATION.

METHOD class_constructor.

SELECT * FROM vbak INTO CORRESPONDING FIELDS OF TABLE gt_sales_header

WHERE vbeln IN s_vbeln.

IF sy-subrc IS INITIAL.

SELECT * FROM vbap INTO CORRESPONDING FIELDS OF TABLE gt_sales_itemFOR ALL ENTRIES IN gt_sales_header

WHERE vbeln = gt_sales_header-vbeln.

ENDIF.

ENDMETHOD. "class_constructor

ENDCLASS. "lcl_sales IMPLEMENTATION

*----------------------------------------------------------------------*

* CLASS lcl_delivery IMPLEMENTATION

*----------------------------------------------------------------------*

*

*----------------------------------------------------------------------*

CLASS lcl_delivery IMPLEMENTATION.

METHOD met_delivery.

SELECT * FROM lips INTO CORRESPONDING FIELDS OF TABLE gt_delivery

FOR ALL ENTRIES IN lcl_sales=>gt_sales_item

WHERE vgbel = lcl_sales=>gt_sales_item-vbeln

AND vgpos = lcl_sales=>gt_sales_item-posnr.

ENDMETHOD. "met_delivery

METHOD met_display.

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Code Snippet for Inheritance

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WRITE : 2 'Doc No', 12 'Item No', 22 'Plant' , 32 'Material' , 42 'Storage', 57 'weight'.

NEW-LINE.

ULINE 2(69).

LOOP AT gt_delivery INTO gs_delivery.

NEW-LINE.

WRITE : 2 gs_delivery-vbeln, 12 gs_delivery-posnr, 22 gs_delivery-werks,32 gs_delivery-matnr,42 gs_delivery-lgort,45 gs_delivery-ntgew.

ENDLOOP.

ENDMETHOD. "met_display

ENDCLASS. "lcl_delivery IMPLEMENTATION

DATA : lo_delivery TYPE REF TO lcl_delivery.

START-OF-SELECTION.

CREATE OBJECT lo_delivery.

CALL METHOD lo_delivery->met_delivery.

CALL METHOD lo_delivery->met_display.

OUTPUT