@Override
    public final void toXContent(XContentBuilder builder) throws IOException {
        builder.startObject();
        doXContent(builder);
        builder.endObject();
    }
@ Override public final void toXContent ( XContentBuilder builder ) throws IOException { builder . startObject ( ) ; doXContent ( builder ) ; builder . endObject ( ) ; }
@see io.apiman.manager.api.es.util.QueryBuilder#toXContent(io.apiman.manager.api.es.util.XContentBuilder)