[ABAP] Konvertierung von string nach xstring und zurück (UTF-8)

DATA(lv_str) = |Teststring|.

TRY.
* string -> xstring
* default UTF-8
    DATA(lv_xstr) = cl_abap_codepage=>convert_to( source = lv_str ).
* xstring -> string
* default UTF-8
    DATA(lv_dec_str) = cl_abap_codepage=>convert_from( source = lv_xstr ).

    WRITE: / lv_str.
    WRITE: / lv_xstr.
    WRITE: / lv_dec_str.

  CATCH cx_root INTO DATA(e_txt).
    WRITE: / e_txt->get_text( ).
ENDTRY.

[ABAP] String -> JSON

DATA: text TYPE string VALUE 'Hello world!'.

* ABAP (string) -> JSON
DATA(o_writer_json) = cl_sxml_string_writer=>create( type = if_sxml=>co_xt_json ).
CALL TRANSFORMATION id SOURCE text = text RESULT XML o_writer_json.
DATA(json) = cl_abap_codepage=>convert_from( o_writer_json->get_output( ) ).

WRITE: / json.

[ABAP] itab -> XML

TYPES: BEGIN OF s_person,
         name  TYPE string,
         title TYPE string,
         age   TYPE i,
       END OF s_person.

TYPES: t_person TYPE STANDARD TABLE OF s_person WITH DEFAULT KEY.

DATA(it_persons) = VALUE t_person( ( name = 'Horst' title = 'Herr' age = 30 )
                                   ( name = 'Jutta' title = 'Frau' age = 35 )
                                   ( name = 'Ingo' title = 'Herr' age = 31 ) ).

* ABAP (iTab) -> XML
DATA(o_writer_itab_xml) = cl_sxml_string_writer=>create( type = if_sxml=>co_xt_xml10 ).
CALL TRANSFORMATION id SOURCE values = it_persons RESULT XML o_writer_itab_xml.
DATA(itab_xml) = cl_abap_codepage=>convert_from( o_writer_itab_xml->get_output( ) ).

WRITE: / itab_xml.

[ABAP] XML nach JSON parsen

* XML-Daten
DATA(lv_xml) = |<object><str name="text">abcd</str><bool name="flag">true</bool><member name="number"><num>111</num></member><member name="content"><null /></member></object>|.

TRY.
* XML-Daten lesen
    DATA(o_r) = cl_sxml_string_reader=>create( input = cl_abap_codepage=>convert_to( lv_xml ) ).
* evtl. Objektkomponenten mit <member->-Elementen darstellen
*    reader->set_option( if_sxml_reader=>co_opt_sep_member ).

    DATA(o_w) = CAST if_sxml_writer( cl_sxml_string_writer=>create( type     = if_sxml=>co_xt_json
                                                                    encoding = 'UTF-8' ) ).
* Ausgabeoptionen setzen
    o_w->set_option( option = if_sxml_writer=>co_opt_linebreaks ).
    o_w->set_option( option = if_sxml_writer=>co_opt_indent ).

    o_r->next_node( ).
* JSON parsen
    o_r->skip_node( o_w ).

* Ausgabe konvertieren
    DATA(lv_json) = cl_abap_codepage=>convert_from( CAST cl_sxml_string_writer( o_w )->get_output( ) ).

* JSON ausgeben
    cl_demo_output=>display_json( lv_json ).
  CATCH cx_root INTO DATA(e_txt).
    WRITE: / e_txt->get_text( ).
ENDTRY.