queryBuilder.must(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()));
        queryBuilder.mustNot(QueryBuilders.existsQuery(FieldNames.READING_PREFIX + "1"));
        queryBuilder.must(QueryBuilders.rangeQuery(FieldNames.QUERY_FREQ).gte(queryFreqThreshold));
        if (!tags.isEmpty()) {
            queryBuilder.must(QueryBuilders.termsQuery(FieldNames.TAGS, tags));
        }
        if (!roles.isEmpty()) {

        map.put(FieldNames.TEXT, StringUtil.EMPTY);

        for (int i = 0; i < readings.length; i++) {
            map.put(FieldNames.READING_PREFIX + i, new String[] {});
        }

        map.put(FieldNames.FIELDS, new String[] {});
        map.put(FieldNames.TAGS, new String[] {});
        map.put(FieldNames.ROLES, new String[] {});
        map.put(FieldNames.LANGUAGES, new String[] {});

                    value);
        }

        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);
    }

                    final String fieldReadingAnalyzer = source.get(FieldNames.ANALYZER_SETTINGS_READING_ANALYZER) == null ? null
                            : source.get(FieldNames.ANALYZER_SETTINGS_READING_ANALYZER).toString();
                    final String fieldReadingTermAnalyzer = source.get(FieldNames.ANALYZER_SETTINGS_READING_TERM_ANALYZER) == null ? null
                            : source.get(FieldNames.ANALYZER_SETTINGS_READING_TERM_ANALYZER).toString();

                    elevateWord.getElevateWord(), elevateWord.getBoost());
        }

        final Map<String, Object> source = new HashMap<>();
        source.put(FieldNames.ARRAY_KEY, ELEVATE_WORD_SETTINGS_KEY);
        source.put(FieldNames.ARRAY_VALUE, elevateWord.getElevateWord());
        source.put(ELEVATE_WORD_BOOST, elevateWord.getBoost());
        source.put(ELEVATE_WORD_READING, elevateWord.getReadings());

                        return;
                    }

                    final String apiName = rootNode.fieldNames().next();

                    for (String component : apiName.split("\\.")) {
                        if (languagesByKeyword.containsKey(component)) {

import java.util.List;
import java.util.function.Supplier;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.suggest.constants.FieldNames;
import org.codelibs.fess.suggest.entity.ElevateWord;
import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.index.SuggestDeleteResponse;

        analyzerMapping.put(FieldNames.ANALYZER_SETTINGS_TYPE, AnalyzerSettings.FIELD_ANALYZER_MAPPING);
        analyzerMapping.put(FieldNames.ANALYZER_SETTINGS_FIELD_NAME, field);
        analyzerMapping.put(FieldNames.ANALYZER_SETTINGS_CONTENTS_ANALYZER, "title_contents_analyzer");
        analyzerMapping.put(FieldNames.ANALYZER_SETTINGS_CONTENTS_READING_ANALYZER, "");
        runner.client()

    public long getDocumentWordsNum() {
        return getNum(QueryBuilders.rangeQuery(FieldNames.DOC_FREQ).gte(1));
    }

    /**
     * Returns the number of query words in the suggestion index.
     * @return The number of query words.
     */
    public long getQueryWordsNum() {
        return getNum(QueryBuilders.rangeQuery(FieldNames.QUERY_FREQ).gte(1));
    }

    private long getNum(final QueryBuilder queryBuilder) {

import java.time.ZonedDateTime;
import java.util.Collections;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

import org.codelibs.fess.suggest.Suggester;
import org.codelibs.fess.suggest.constants.FieldNames;
import org.codelibs.fess.suggest.constants.SuggestConstants;
import org.codelibs.fess.suggest.entity.ElevateWord;
import org.codelibs.fess.suggest.entity.SuggestItem;