gistfile1.txt

ScriptFilterBuilder dateFilter = scriptFilter(TimeframeFilterScriptFactory.NAME)
    .lang("native")
    .addParam("timeframe_type",timeframe_type);

ConstantScoreQueryBuilder constantChild = constantScoreQuery(dateFilter);

HasChildFilterBuilder hasChild = hasChildFilter(timeframe_type, constantChild);

ConstantScoreQueryBuilder constantDate = constantScoreQuery(hasChild);

CustomScoreQueryBuilder customScore = customScoreQuery(constantDate)
    .lang("native")
    .script(TimeframeSortScriptFactory.NAME)
    .param("event_type",event_type);

SearchResponse response = client.prepareSearch(index)
    .setTypes(event_type)
    .setSearchType(DFS_QUERY_THEN_FETCH)
    .setQuery(customScore)
    .execute()
    .actionGet();