public abstract Response renderNotLoggedIn(Request request, String appName, String trxName) throws Exception;
public String execute(HttpServletRequest request) throws Exception {
Response response = execute(new HttpRequest(request));
if (response != null) {
return response.toString();
} else {
logger.error("Response is null!");
if (errorHandler != null) {
return errorHandler.getErrorMsg(application, new NullPointerException()).toString();
} else {