if (requestFacade == null) {
// Not normal: some async functions and tracing will be disabled
filterChain = new ApplicationFilterChain();
} else {
// Add this filter chain to the request facade
requestFacade.nextFilterChain();
if (Globals.IS_SECURITY_ENABLED) {
filterChain = new ApplicationFilterChain();
requestFacade.setFilterChain(filterChain);
} else {
filterChain = requestFacade.getFilterChain();