CLASS zcl_playground01_joltdx DEFINITION
  PUBLIC
  FINAL
  CREATE PUBLIC.

  PUBLIC SECTION.
    INTERFACES zif_playground_joltdx  .

  PROTECTED SECTION.
  PRIVATE SECTION.
ENDCLASS.

CLASS zcl_playground01_joltdx IMPLEMENTATION.
  METHOD zif_playground_joltdx~rocknroll.

    output = |COOPER COOPER|.

  ENDMETHOD.
ENDCLASS.