anchor.diff:      METHODS xml_find
         IMPORTING ii_root           TYPE REF TO if_ixml_element OPTIONAL
                   iv_name           TYPE string
  -      RETURNING value(ri_element) TYPE REF TO if_ixml_element.
  +      RETURNING VALUE(ri_element) TYPE REF TO if_ixml_element.
   
     PRIVATE SECTION.
   
  
positive.code: 
      CLASS-METHODS length_utf8_hex
        IMPORTING iv_data       TYPE xstring
        RETURNING value(rv_len) TYPE i.
  
      CLASS-METHODS parse_branch_list
        IMPORTING iv_data        TYPE string
        RETURNING value(rt_list) TYPE tt_branch_list
        RAISING   lcx_exception.
  
      CLASS-METHODS set_headers
  
negative.code:   PUBLIC SECTION.
      CLASS-METHODS serialize
        IMPORTING is_item         TYPE st_item
        RETURNING VALUE(rt_files) TYPE tt_files
        RAISING   lcx_exception.
  
      CLASS-METHODS deserialize
  