class ExpansionHandler implements RuleChangesObserver {

    public boolean isExpansionRequest(HttpServerRequest request) {
        return HttpMethod.GET == request.method() && request.params().contains(EXPAND_PARAM) && !isBackendExpand(request.uri());
    }

    public  ExpansionHandler(Vertx vertx, final ResourceStorage storage, HttpClient httpClient, final Map<String, Object> properties, String serverRoot, final String rulesPath);

}