private FillHitResult fillHit(FastHit hit, DocsumPacket packet, String summaryClass) {
        if (packet != null) {
            // System.err.println("fillHit from packet");
            byte[] docsumdata = packet.getData();
            if (docsumdata.length > 0) {
                return new FillHitResult(true, decodeSummary(summaryClass, hit, docsumdata));
            }
            // System.err.println("no data");
        } else {
            // System.err.println("null packet");
        }
        return new FillHitResult(false);
    }
The route to the storage cluster.
container-search/src/main/java/com/yahoo/vespa/streamingvisitors/StreamingBackend.java