String sStats = request.param("stats");
if (sStats != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.stats(Strings.splitStringByCommaToArray(sStats));
}
String suggestField = request.param("suggest_field");
if (suggestField != null) {
String suggestText = request.param("suggest_text", queryString);