}

    public void addDefaultSort(final String fieldName, final String order) {
        final List<SortBuilder<?>> list = new ArrayList<>();
        if (defaultSortBuilders != null) {
            stream(defaultSortBuilders).of(stream -> stream.forEach(builder -> list.add(builder)));
        }
        list.add(createFieldSortBuilder(fieldName, SortOrder.DESC.toString().equalsIgnoreCase(order) ? SortOrder.DESC : SortOrder.ASC));

      }
    }
  }

  // Secret sauce for setting final fields; don't make it public.
  static <T> FieldSetter<T> getFieldSetter(Class<T> clazz, String fieldName) {
    try {
      Field field = clazz.getDeclaredField(fieldName);
      return new FieldSetter<>(field);
    } catch (NoSuchFieldException e) {
      throw new AssertionError(e); // programmer error
    }
  }

    }

    protected static Analyzer getAnalyzer(final boolean ignoreCase) {
        return new Analyzer() {
            @Override
            protected TokenStreamComponents createComponents(final String fieldName) {
                final Tokenizer tokenizer = new KeywordTokenizer();
                final TokenStream stream = ignoreCase ? new LowerCaseFilter(tokenizer) : tokenizer;

            propMap.put(CRAWLER_METADATA_NAME_MAPPING, params);
        }
        return params.get(name);
    }

    default void addCrawlerMetadataNameMapping(final String name, final String fieldName, final String mappingType,
            final String dateFormat) {
        if (getCrawlerMetadataNameMapping(name) != null) {
            return;
        }

        @SuppressWarnings("unchecked")

        <field xml.tagName="role-hint">
          <name>roleHint</name>
          <type>String</type>
          <description></description>
        </field>
        <field xml.tagName="field-name">
          <name>fieldName</name>
          <required>true</required>
          <type>String</type>
          <description>The field name which has this requirement.</description>
        </field>
      </fields>
    </class>

LiteralValue  = "{" [ ElementList [ "," ] ] "}" .
ElementList   = KeyedElement { "," KeyedElement } .
KeyedElement  = [ Key ":" ] Element .
Key           = FieldName | Expression | LiteralValue .
FieldName     = identifier .
Element       = Expression | LiteralValue .
</pre>

<p>
The LiteralType's underlying type must be a struct, array, slice, or map type

        }

        final Map<String, Object> source = new HashMap<>();
        source.put(FieldNames.ARRAY_KEY, key);
        source.put(FieldNames.ARRAY_VALUE, value);
        source.put(FieldNames.TIMESTAMP, DateTimeFormatter.ISO_INSTANT.format(ZonedDateTime.now()));

        addToArrayIndex(arraySettingsIndexName, settingsId, createId(key, value), source);
    }

        map.put(FieldNames.LANGUAGES, languages);
        map.put(FieldNames.KINDS, Stream.of(kinds).map(Kind::toString).toArray());
        map.put(FieldNames.QUERY_FREQ, queryFreq);
        map.put(FieldNames.DOC_FREQ, docFreq);
        map.put(FieldNames.USER_BOOST, userBoost);
        map.put(FieldNames.SCORE, (queryFreq + docFreq) * userBoost);
        map.put(FieldNames.TIMESTAMP, timestamp.toInstant().toEpochMilli());
        return map;

                deleteByQuery(QueryBuilders.boolQuery().must(QueryBuilders.rangeQuery(FieldNames.DOC_FREQ).gte(1))
                        .mustNot(QueryBuilders.matchPhraseQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()))
                        .mustNot(QueryBuilders.matchPhraseQuery(FieldNames.KINDS, SuggestItem.Kind.USER.toString())));
        if (deleteResponse.hasError()) {

        boolQueryBuilder
                .must(QueryBuilders.rangeQuery(FieldNames.TIMESTAMP).lt(time.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli()));

        boolQueryBuilder.must(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.DOCUMENT.toString()));
        boolQueryBuilder.mustNot(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()));