docs: public static void outputString(final HttpServletResponse response, final Object obj) {
          try {
              response.setContentType("text/javascript");
              response.setCharacterEncoding("utf-8");
              disableCache(response);
              response.getWriter().write(obj.toString());
              response.getWriter().flush();
              response.getWriter().close();
          } catch (IOException e) {
          }
      }