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Example: Dynamic method call



 
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PostPosted: Fri Sep 21, 2007 4:57 pm    Post subject: Example: Dynamic method call Reply with quote
Code:
REPORT s_dynamic_method_call.

* Class Declarations

CLASS table_content DEFINITION.
  PUBLIC SECTION.
    METHODS: get_spfli,
             get_sflight.
  PRIVATE SECTION.
    DATA: wa_spfli TYPE spfli,
          wa_sflight TYPE sflight.
ENDCLASS.

* Class Implementations

CLASS table_content IMPLEMENTATION.
  METHOD get_spfli.
    SELECT * FROM spfli INTO wa_spfli.
      WRITE: / wa_spfli-carrid,
               wa_spfli-connid.
    ENDSELECT.
  ENDMETHOD.
  METHOD get_sflight.
    SELECT * FROM sflight INTO wa_sflight.
      WRITE: / wa_sflight-carrid,
               wa_sflight-connid,
               wa_sflight-fldate.
    ENDSELECT.
  ENDMETHOD.
ENDCLASS.

* Global Data

PARAMETERS table(20) TYPE c.
DATA o_table TYPE REF TO table_content.

* Classical Processing Blocks

START-OF-SELECTION.
  CREATE OBJECT o_table.
  CONCATENATE 'GET_' table INTO table.
  CATCH SYSTEM-EXCEPTIONS dyn_call_meth_not_found = 4.
    CALL METHOD o_table->(table).
  ENDCATCH.
  IF sy-subrc  = 4.
    WRITE 'Wrong Method Name!'.
  ENDIF.
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