CLASS {{p}}cx_booking DEFINITION PUBLIC INHERITING FROM cx_static_check FINAL CREATE PUBLIC.
  PUBLIC SECTION.
    METHODS constructor
      IMPORTING iv_msgno TYPE symsgno
                iv_arg1  TYPE string DEFAULT ''
                iv_arg2  TYPE string DEFAULT ''.
    METHODS if_message~get_text REDEFINITION.
  PRIVATE SECTION.
    DATA mv_msgno TYPE symsgno.
    DATA mv_arg1 TYPE string.
    DATA mv_arg2 TYPE string.
ENDCLASS.


CLASS {{p}}cx_booking IMPLEMENTATION.
  METHOD constructor.
    super->constructor( ).
    mv_msgno = iv_msgno.
    mv_arg1 = iv_arg1.
    mv_arg2 = iv_arg2.
  ENDMETHOD.

  METHOD if_message~get_text.
    MESSAGE ID '{{P}}MSG' TYPE 'E' NUMBER mv_msgno WITH mv_arg1 mv_arg2 INTO result.
  ENDMETHOD.
ENDCLASS.