example code for integrating into service now from fiori

get_assignement_group.abap

  method get_assignment_group.

    data: uri  type string
        , group type ref to data
        , group_row type ref to data
        , group_name type string
        , response   type ref to  if_rest_entity
        .

*   read the group name from config * hard coded from now
    group_name = |(UXC) End User Compute|.

*    * create a http client
    me->create_client( ).

    uri = |/sys_user_group?sysparm_limit=1&name={ group_name }|.

* Set the URI if any
    cl_http_utility=>set_request_uri(
      exporting
        request = me->http_client->request    " HTTP Framework (iHTTP) HTTP Request
        uri     = uri                     " URI String (in the Form of /path?query-string)
    ).

* Set request header if any
    call method me->rest_client->if_rest_client~set_request_header
      exporting
        iv_name  = 'accept'
        iv_value = 'application/json'.

    call method me->rest_client->if_rest_client~set_request_header
      exporting
        iv_name  = 'content-type'
        iv_value = 'application/json'.

* HTTP GET
    me->rest_client->if_rest_client~get( ).
    response = me->rest_client->if_rest_client~get_response_entity( ).
    data(http_status)   = response->get_header_field( '~status_code' ).
    data(json_response) = response->get_string_data( ).

    group = /ui2/cl_json=>generate( json = json_response ).

    field-symbols: <data>   type data
                 , <result> type data
                 , <field> type any
                 .


    data(ref) = /ui2/cl_data_access=>create( iv_data = group iv_component = `RESULT[1]`)->ref( ) .

    if ref is bound.
      assign ref->* to <data>.
      assign component `SYS_ID` of structure <data> to <result>.
    endif.

*    get REFERENCE OF <result> into <field>.
    ASSIGN <result>->* to <field>.

    if <field> is assigned.
      r_group_id  = <field>.
    endif.


  endmethod.