anchor.diff:  
       CLASS-METHODS type_and_length
         IMPORTING is_object         TYPE st_object
  -      RETURNING value(rv_xstring) TYPE xstring
  +      RETURNING VALUE(rv_xstring) TYPE xstring
         RAISING   lcx_exception.
   
       CLASS-METHODS delta
  
positive.code: 
      CLASS-METHODS analyze_existing
        IMPORTING it_results       TYPE tt_results
        RETURNING value(rv_cancel) TYPE abap_bool
        RAISING   lcx_exception.
  
      CLASS-METHODS add
  
negative.code: 
      CLASS-METHODS serialize_includes
        IMPORTING is_item         TYPE st_item
        RETURNING VALUE(rt_files) TYPE tt_files
        RAISING   lcx_exception.
  
      CLASS-METHODS deserialize_includes
  