*
     * @param searchEngineClient the search engine client to perform the query
     * @return a list of maps containing session IDs and their document counts
     */
    public List<Map<String, String>> getSessionIdList(final SearchEngineClient searchEngineClient) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return searchEngineClient.search(fessConfig.getIndexDocumentSearchIndex(), queryRequestBuilder -> {

        return executeTime;
    }

    /**
     * Gets the list of crawler session IDs being processed.
     *
     * @return the list of session IDs
     */
    public List<String> getSessionIdList() {
        return sessionIdList;
    }

    /**
     * Sets the list of crawler session IDs to process.
     *
     * @param sessionIdList the list of session IDs to set
     */