}

    // ===================================================================================
    //                                                                       Invalid Query
    //                                                                       =============
    protected void checkEsInvalidQuery(String name, Object value) {

        if (!fessConfig.isAcceptedSearchReferer(request.getHeader("referer"))) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Referer is invalid."));
            return;
        }

        if (!fessConfig.isApiSearchScroll()) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Scroll Search is not available."));

    }

    // ===================================================================================
    //                                                                       Invalid Query
    //                                                                       =============
    protected void checkEsInvalidQuery(String name, Object value) {

    }

    // ===================================================================================
    //                                                                       Invalid Query
    //                                                                       =============
    protected void checkEsInvalidQuery(String name, Object value) {

        final BulkItemResponse[] itemResponses = response.getItems();
        if (itemResponses.length != entityList.size()) {
            throw new IllegalStateException("Invalid response size: " + itemResponses.length + " != " + entityList.size());
        }
        final int[] results = new int[itemResponses.length];
        for (int i = 0; i < itemResponses.length; i++) {

        if (configId == null) {
            throw new FessSystemException("configId is null.");
        }
        if (configId.length() < 2) {
            throw new FessSystemException("Invalid configId: " + configId);
        }
        final CrawlingConfig config = crawlingConfigHelper.getCrawlingConfig(configId);
        if (config == null) {

                return values[1];
            }
            if (values.length == 1 && !BEARER.equals(values[0])) {
                return values[0];
            }
            throw new InvalidAccessTokenException("invalid_request", "Invalid format: " + token);
        }
        final String name = ComponentUtil.getFessConfig().getApiAccessTokenRequestParameter();
        if (StringUtil.isNotBlank(name)) {
            return request.getParameter(name);

                    break;
                case FAILED:
                    logger.warn("Failed to create thumbnail: {} -> {}", thumbnailId, responseData.getUrl());
                    break;
                case INVALID_SIZE:
                    logger.info("Unmatched thumbnail size: {} -> {}", thumbnailId, responseData.getUrl());
                    break;
                case NO_IMAGE:
                    if (logger.isDebugEnabled()) {

errors.invalid_query_unknown=The given query has unknown condition.
errors.invalid_query_parse_error=The given query is invalid.
errors.invalid_query_sort_value=The given sort ({0}) is invalid.
errors.invalid_query_unsupported_sort_field=The given sort ({0}) is not supported.
errors.invalid_query_unsupported_sort_order=The given sort order ({0}) is not supported.

    public static final int EXIT_FAIL = 1;

    public static final String DCF = "dcf";

    public static final String ALL_LANGUAGES = "all";

    public static final String INVALID_NUMERIC_PARAMETER = "-1";

    public static final String FACET_FIELD_PREFIX = "field:";

    public static final String FACET_QUERY_PREFIX = "query:";

    public static final String MATCHES_ALL_QUERY = "*:*";