INTERFACE {{p}}if_tenancy_check PUBLIC.
  TYPES ty_reason TYPE c LENGTH 10.
  TYPES ty_employment TYPE c LENGTH 1.
  TYPES ty_amount TYPE p LENGTH 8 DECIMALS 2.

  CONSTANTS:
    BEGIN OF c_employment,
      permanent TYPE ty_employment VALUE 'P',
      fixed     TYPE ty_employment VALUE 'F',
      self      TYPE ty_employment VALUE 'S',
    END OF c_employment,
    BEGIN OF c_reason,
      ok         TYPE ty_reason VALUE 'OK',
      rent       TYPE ty_reason VALUE 'RENT',
      income     TYPE ty_reason VALUE 'INCOME',
      persons    TYPE ty_reason VALUE 'PERSONS',
      capacity   TYPE ty_reason VALUE 'CAPACITY',
      employment TYPE ty_reason VALUE 'EMPLOYMENT',
      ratio      TYPE ty_reason VALUE 'RATIO',
    END OF c_reason.

  METHODS check
    IMPORTING iv_rent       TYPE ty_amount
              iv_income     TYPE ty_amount
              iv_rooms      TYPE i
              iv_persons    TYPE i
              iv_employment TYPE ty_employment
              iv_pets       TYPE abap_bool
    RETURNING VALUE(rv_reason) TYPE ty_reason.

  METHODS deposit
    IMPORTING iv_rent          TYPE ty_amount
              iv_pets          TYPE abap_bool
    RETURNING VALUE(rv_deposit) TYPE ty_amount.
ENDINTERFACE.