anchor.diff:  INTERFACE lif_gui_page.
   
     METHODS on_event
  -      IMPORTING iv_action        TYPE clike
  -                iv_frame         TYPE clike
  -                iv_getdata       TYPE clike
  -                it_postdata      TYPE cnht_post_data_tab
  -                it_query_table   TYPE cnht_query_table
  -      RETURNING VALUE(rv_state)  TYPE i
  -      RAISING   lcx_exception.
  +    IMPORTING iv_action       TYPE clike
  +              iv_frame        TYPE clike
  +              iv_getdata      TYPE clike
  +              it_postdata     TYPE cnht_post_data_tab
  +              it_query_table  TYPE cnht_query_table
  +    RETURNING VALUE(rv_state) TYPE i
  +    RAISING   lcx_exception.
   
     METHODS render
  -      RETURNING VALUE(ro_html)   TYPE REF TO lcl_html_helper
  -      RAISING   lcx_exception.
  +    RETURNING VALUE(ro_html) TYPE REF TO lcl_html_helper
  +    RAISING   lcx_exception.
   
     METHODS get_assets
  -      RETURNING VALUE(rt_assets) TYPE tt_web_assets.
  +    RETURNING VALUE(rt_assets) TYPE tt_web_assets.
   
   ENDINTERFACE.
   
  
positive.code:         db_save( it_postdata ).
          ev_state = gc_event_state-go_back.
  
        " Repository state actions
        WHEN 'install'.
          lv_url   = iv_getdata.
          repo_clone( lv_url ).
  
negative.code:       RAISING   lcx_exception.
  
      METHODS db_delete
        IMPORTING iv_getdata TYPE clike
        RAISING   lcx_exception.
  
      METHODS db_save
  