anchor.diff:                        RAISING lcx_exception.
   
       CLASS-METHODS check_http_200
  -                      IMPORTING if_client TYPE REF TO if_http_client
  +                      IMPORTING ii_client TYPE REF TO if_http_client
                         RAISING lcx_exception.
   
  +    CLASS-METHODS get_null RETURNING value(rv_c) TYPE char1.
  +
   ENDCLASS.                    "lcl_transport DEFINITION
   
   *----------------------------------------------------------------------*
  
positive.code:     DATA: li_client  TYPE REF TO if_http_client,
            lv_cmd_pkt TYPE string,
            lv_line    TYPE string,
            lv_x       TYPE x,
            lv_pack    TYPE xstring,
            lv_tmp     TYPE xstring,
            lv_xstring TYPE xstring,
            lv_code    TYPE i,
            lv_buffer  TYPE string,
            lv_branch  TYPE t_sha1,
            lv_repo    TYPE string.
  
negative.code: *----------------------------------------------------------------------*
  CLASS lcl_transport IMPLEMENTATION.
  
    METHOD get_null.
  
      DATA lv_x(4) TYPE x VALUE '00000000'.
      DATA lv_z(2) TYPE c.
  
      FIELD-SYMBOLS <lv_y> TYPE c.
  
  
      ASSIGN lv_x TO <lv_y> CASTING.
      lv_z = <lv_y>.
      rv_c = lv_z(1).
  
    ENDMETHOD.                    "get_null
  
    METHOD check_http_200.
  
      DATA: lv_code TYPE i.
  
  
      ii_client->response->get_status(
        IMPORTING
          code   = lv_code ).
      IF lv_code <> 200.
  