@Override
        boolean serialize(StringBuilder destination, UriItem uriItem) {
            String annotations = uriAnnotations(uriItem);

            destination.append(uriItem.getIndexName()).append(" contains ");
            if (annotations.length() > 0)
                destination.append('(').append(annotations);
            destination.append(URI).append("(\"");
            destination.append(uriItem.getArgumentString());
            destination.append("\")");
            if (annotations.length() > 0)
                destination.append(')');
            return false;
        }
Serialize Vespa query trees to YQL+ strings.

@author Steinar Knutsen
container-search/src/main/java/com/yahoo/search/yql/VespaSerializer.java