@WebServlet(urlPatterns = "/async-module", asyncSupported = true)
public class AnAsyncServlet extends HttpServlet {

    @Override
    public final void doGet(final HttpServletRequest request, HttpServletResponse response)
            throws ServerException, IOException {
        final AsyncContext asyncContext = request.startAsync();
        asyncContext.start(new Processing("java:module/ApplicationConfig!org.jboss.ConfigInterface",
                (HttpServletResponse) asyncContext.getResponse()));
    }
}