anchor.diff:    METHOD lif_gui_page~on_event.
   
       CASE iv_action.
  -      WHEN 'back'.
  -        COMMIT WORK. " release lock
  -        lcl_gui=>back( ).
         WHEN 'post'.
           save( it_postdata ).
         WHEN OTHERS.
  
positive.code: * See http://www.abapgit.org
  
  CONSTANTS: gc_xml_version  TYPE string VALUE 'v1.0.0',      "#EC NOTEXT
             gc_abap_version TYPE string VALUE 'v1.9.5'.      "#EC NOTEXT
  
  ********************************************************************************
  * The MIT License (MIT)
  
negative.code: 
  
      CASE iv_action.
        WHEN 'add'.
          ls_file = file_decode( iv_getdata ).
          mo_stage->add( ls_file ).
  