int count = 0;
        Set<String> valueSet = Collections.synchronizedSet(new HashSet<>());
        Map<String, Object> source;
        while ((source = reader.read()) != null) {
            assertTrue(source.get("field1").toString().startsWith("test"));
            valueSet.add(source.get("field1").toString());
            count++;
        }
        assertEquals(num, count);
        assertEquals(num, valueSet.size());

        }

        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);
    }

    /**
     * Delete values.

                final String source;
                if (numberOfReplicas > 0) {
                    source = "{\"settings\":{\"index\":{\"number_of_shards\":" + numberOfShards
                            + ",\"number_of_replicas\":0,\"auto_expand_replicas\":\"0-" + numberOfReplicas + "\"}}}";
                } else {

        Map<String, Object> source = item.getSource();

        assertNotNull(source);
        assertEquals("source test", source.get(FieldNames.TEXT));
        assertEquals(50L, source.get(FieldNames.QUERY_FREQ));
        assertEquals(25L, source.get(FieldNames.DOC_FREQ));
        assertEquals(2.0f, source.get(FieldNames.USER_BOOST));
        assertEquals(150.0f, source.get(FieldNames.SCORE)); // (50 + 25) * 2.0 = 150

    }

    /**
     * Adds an encoding mapping from source to target encoding.
     *
     * @param source the source encoding name
     * @param target the target encoding name
     * @throws IllegalArgumentException if source or target is blank
     */
    public void addEncodingMapping(final String source, final String target) {
        if (StringUtil.isBlank(source) || StringUtil.isBlank(target)) {

        }

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

                for (final SearchHit hit : hits) {
                    final Map<String, Object> source = hit.getSourceAsMap();
                    if (limitOfDocumentSize > 0) {
                        long size = 0;
                        for (final String field : supportedFields) {
                            final Object value = source.get(field);
                            if (value != null) {

        return map;
    }

    /**
     * Parses a source map and returns a SuggestItem instance.
     * @param source The source map.
     * @return A SuggestItem instance.
     */
    public static SuggestItem parseSource(final Map<String, Object> source) {
        final String text = source.get(FieldNames.TEXT).toString();
        final List<String[]> readings = new ArrayList<>();

     */
    public OpenSearchAccessResultData() {
    }

    /**
     * Creates a new instance of OpenSearchAccessResultData from a source map.
     * This constructor is used when loading data from OpenSearch.
     *
     * @param src The source map containing the access result data fields.
     * @throws OpenSearchAccessException if the data cannot be decoded.
     */

                    break;
                }

                for (final SearchHit searchHit : searchHits) {
                    final Map<String, Object> source = searchHit.getSourceAsMap();
                    final OpenSearchAccessResult accessResult = BeanUtil.copyMapToNewBean(source, OpenSearchAccessResult.class, option -> {
                        option.converter(new EsTimestampConverter(), timestampFields).excludeWhitespace();