private static final String SEARCH_HELPER = "searchHelper";

    private static final String THEME_HELPER = "themeHelper";

    private static final String PLUGIN_HELPER = "pluginHelper";

    private static final String LANGUAGE_HELPER = "languageHelper";

    private static final String CURL_HELPER = "curlHelper";

    private static final String QUERY_STRING_BUILDER = "queryStringBuilder";

            }
        }
        labelTypePatternList = list;
    }

    protected static class LabelTypeItem {
        private String label;

        private String value;

        private String[] permissions;

        private String virtualHost;

        private Locale locale;

        public String getLabel() {
            return label;
        }

    protected static class DataCrawlingThread extends Thread {

        private final DataConfig dataConfig;

        private final IndexUpdateCallback indexUpdateCallback;

        private final DataStoreParams initParamMap;

        protected boolean finished = false;

        protected boolean running = false;

        private DataStore dataStore;

public class DataConfig extends BsDataConfig implements CrawlingConfig {

    private static final long serialVersionUID = 1L;

    private static final Logger logger = LogManager.getLogger(DataConfig.class);

    private static final String CRAWLER_WEB_PREFIX = "crawler.web.";

    private static final String CRAWLER_WEB_HEADER_PREFIX = CRAWLER_WEB_PREFIX + "header.";

    private static final String CRAWLER_WEB_AUTH = CRAWLER_WEB_PREFIX + "auth";

    //                                                                           =========
    @Resource
    private ProtwordsService protwordsService;
    @Resource
    private ProtwordsPager protwordsPager;

    // ===================================================================================
    //                                                                               Hook

    //                                                                           =========
    @Resource
    private LabelTypeService labelTypeService;
    @Resource
    private LabelTypePager labelTypePager;
    @Resource
    private RoleTypeService roleTypeService;

    // ===================================================================================

    //                                                                           =========
    @Resource
    private StemmerOverrideService stemmerOverrideService;
    @Resource
    private StemmerOverridePager stemmerOverridePager;

    // ===================================================================================
    //                                                                               Hook

    //                                                                           =========
    @Resource
    private KuromojiService kuromojiService;
    @Resource
    private KuromojiPager kuromojiPager;

    // ===================================================================================
    //                                                                               Hook

        stats.put("engine", getEngineObj());
        stats.put("fs", getFsObj());
        return asJson(new ApiStatsResponse().stats(stats).status(ApiResult.Status.OK).result());
    }

    private FsObj[] getFsObj() {
        return Arrays.stream(File.listRoots()).map(f -> {
            final FsObj fsObj = new FsObj();
            fsObj.path = f.getAbsolutePath();
            fsObj.free = f.getFreeSpace();

    public class DocMeta implements Serializable {

        private static final long serialVersionUID = 1L;

        protected String id;

        protected Long version;

        protected Long seqNo;

        protected Long primaryTerm;

        private transient RequestOptionCall<IndexRequestBuilder> indexOption;

        private transient RequestOptionCall<DeleteRequestBuilder> deleteOption;