String getQueryDefaultLanguages();

    String getQueryLanguageMapping();

    default Map<String, String> getQueryLanguageMappingMap() {
        @SuppressWarnings("unchecked")
        Map<String, String> params = (Map<String, String>) propMap.get(QUERY_LANGUAGE_MAPPING);
        if (params == null) {
            params = stream(getQueryLanguageMapping().split("\n")).get(stream -> stream.filter(StringUtil::isNotBlank).map(v -> {