GarciaPL

@Override
    public void sendResults(Integer serviceId, Integer stageId, List results) throws UnirestException, XStreamException {
        List results = new ArrayList();
        for (Entrant entrant : results) {
            ResultDTO record = new ResultDTO();
            record.setDateCreated(new Date());
            results.add(record);
        }

        String xml = xStream.toXML(results);

        HttpResponse response = Unirest.post("http://server.com/" + "send-drawing-results" +
                "/" + serviceId + "/" + stageId).basicAuth("login", "password").
                header("Content-Type", "application/xml").body(xml).asString();

        if (response.getStatus() == 403) {
            throw new UnirestException("No authorized");
        }

        if (response.getStatus() != 204) {
            throw new UnirestException("Unexpected response with code " + response.getStatus());
        }
    }