docs: public Set<HttpMethod> allAllowedMethods() {
  		if (anyMethodRouter.size() > 0) {
  			Set<HttpMethod> ret = new HashSet<HttpMethod>(9);
  			ret.add(HttpMethod.CONNECT);
  			ret.add(HttpMethod.DELETE);
  			ret.add(HttpMethod.GET);
  			ret.add(HttpMethod.HEAD);
  			ret.add(HttpMethod.OPTIONS);
  			ret.add(HttpMethod.PATCH);
  			ret.add(HttpMethod.POST);
  			ret.add(HttpMethod.PUT);
  			ret.add(HttpMethod.TRACE);
  			return ret;
  		} else {
  			return new HashSet<HttpMethod>(routers.keySet());
  		}
  	}