private void addConnectivityRankProperties(List<Item> connectedItems, Ranking ranking) {
        for (Item link : connectedItems) {
            TaggableItem t = (TaggableItem) link;
            Item connectedTo = t.getConnectedItem();
            if (connectedTo != null && strictContains(connectedTo, connectedItems)) {
                TaggableItem t2 = (TaggableItem) connectedTo;
                String name = "vespa.term." + t.getUniqueID() + ".connexity";
                ranking.getProperties().put(name, String.valueOf(t2.getUniqueID()));
                ranking.getProperties().put(name, String.valueOf(t.getConnectivity()));
            }
        }
    }
Prepares this for binary serialization. For internal use.
container-search/src/main/java/com/yahoo/search/query/Model.java