List<SuggestItem> items = null;
        final List<String> tagList = new ArrayList<>();
        for (final String tagFieldName : tagFieldNames) {
            tagList.addAll(Arrays.asList(getFieldValues(document, tagFieldName)));
        }
        final String[] tags = tagList.toArray(new String[tagList.size()]);
        final String[] roles = getFieldValues(document, roleFieldName);

    public void setObjectTags(final String objectName, final Map<String, String> tags) {
        try {
            final List<Tag> tagList = tags.entrySet()
                    .stream()
                    .map(e -> Tag.builder().key(e.getKey()).value(e.getValue()).build())
                    .collect(Collectors.toList());

            final PutObjectTaggingRequest request = PutObjectTaggingRequest.builder()
                    .bucket(bucket)

        final List<String> tagList = new ArrayList<>(item1.getTags().length + item2.getTags().length);
        Collections.addAll(tagList, item1.getTags());
        for (final String tag : item2.getTags()) {
            if (!tagList.contains(tag)) {
                tagList.add(tag);
            }
        }
        mergedItem.tags = tagList.toArray(new String[tagList.size()]);

        String word = "test word";
        float boost = 2.5f;
        List<String> readings = Arrays.asList("reading1", "reading2");
        List<String> fields = Arrays.asList("field1", "field2");
        List<String> tags = Arrays.asList("tag1", "tag2");
        List<String> roles = Arrays.asList("role1", "role2");

        elevateWord = new ElevateWord(word, boost, readings, fields, tags, roles);

        CurlResponse response = new CurlResponse();
        Map<String, List<String>> headers = new HashMap<>();
        headers.put("Content-Type", Arrays.asList("application/json"));
        headers.put("CONTENT-LENGTH", Arrays.asList("100"));
        headers.put("accept-encoding", Arrays.asList("gzip"));
        response.setHeaders(headers);

        // All header access should be case-insensitive

            final List<String> tagList = new ArrayList<>();
            final String key = ComponentUtil.getVirtualHostHelper().getVirtualHostKey();
            if (StringUtil.isNotBlank(key)) {
                tagList.add(key);
            }
            runtime.registerData("popularWords", popularWordHelper.getWordList(SearchRequestType.SEARCH, null,
                    tagList.toArray(new String[tagList.size()]), null, null, null));

                        taskList.add(task);
                        if (taskList.size() > thumbnailTaskBulkSize) {
                            storeQueue(taskList);
                        }
                    }
                } catch (final InterruptedException e) {
                    if (generating && logger.isDebugEnabled()) {
                        logger.debug("Interrupted task.", e);

        final List<OpenSearchAccessResult> arList = ((OpenSearchDataService) dataService).getAccessResultList(cb);
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (!arList.isEmpty()) {
            final long commitMarginTime = fessConfig.getIndexerWebfsCommitMarginTimeAsInteger().longValue();
            for (final AccessResult<?> ar : arList.toArray(new AccessResult[arList.size()])) {

    
    // Update cache if we have a directory lease
    if (directoryLeaseManager != null && directoryLeaseKey != null) {
        directoryLeaseManager.updateDirectoryCache(getPath(), Arrays.asList(files));
    }
    
    return files;
}

@Override
public boolean exists() throws IOException {
    if (isDirectory() && directoryLeaseManager != null) {
        // Check parent directory cache first

        source.put(FieldNames.READING_PREFIX + "1", Arrays.asList("reading3"));
        source.put(FieldNames.FIELDS, Arrays.asList("field1"));
        source.put(FieldNames.TAGS, Arrays.asList("tag1", "tag2"));
        source.put(FieldNames.ROLES, Arrays.asList("user"));
        source.put(FieldNames.LANGUAGES, Arrays.asList("ja"));