INTERFACE {{p}}if_kiln_price PUBLIC.
  TYPES:
    ty_clay   TYPE c LENGTH 2,
    ty_weight TYPE p LENGTH 6 DECIMALS 2,
    ty_price  TYPE p LENGTH 8 DECIMALS 2.
  METHODS calculate_price
    IMPORTING iv_pieces        TYPE i
              iv_weight        TYPE ty_weight
              iv_clay          TYPE ty_clay
              iv_glaze         TYPE abap_bool
              iv_member        TYPE abap_bool
    RETURNING VALUE(rv_price)  TYPE ty_price.
ENDINTERFACE.