INTERFACE {{p}}if_locksmith_pricer PUBLIC.
  TYPES ty_job_type TYPE c LENGTH 1.
  TYPES ty_key_type TYPE c LENGTH 1.
  TYPES ty_callout  TYPE c LENGTH 1.
  TYPES ty_amount   TYPE p LENGTH 9 DECIMALS 2.
  METHODS calculate_price
    IMPORTING iv_job_type   TYPE ty_job_type
              iv_quantity   TYPE i
              iv_key_type   TYPE ty_key_type
              iv_callout    TYPE ty_callout
    RETURNING VALUE(rv_price) TYPE ty_amount.
ENDINTERFACE.