@Override
    public HttpResponse handle(HttpRequest request) {
        metricsHelper.reportHttpRequest(findClientVersion(request).orElse(null));
        Tuple2<HttpResponse, Integer> protocolVersion = checkProtocolVersion(request);

        if (protocolVersion.first != null) {
            return protocolVersion.first;
        }
        return feedHandlerV3.handle(request);
    }
Accept feeds from outside the Vespa cluster.

@author Steinar Knutsen
vespaclient-container-plugin/src/main/java/com/yahoo/vespa/http/server/FeedHandler.java