}
            item = newItem;
        }

        /**
         * Writes a stemmer override item to the temporary file.
         * If the item is being updated, it writes the new version.
         *
         * @param oldItem The original item from the dictionary.
         * @return The written item, or null if the item was deleted.

/**
 * Helper class for handling search operations in Fess.
 *
 * This class provides comprehensive search functionality including document search,
 * scroll search, and bulk operations. It handles search request parameter processing,
 * query building, response formatting, and search log management.
 *
 * Key features:
 * - Document search with pagination and faceting
 * - Scroll search for large result sets

        return getCurrentTimeAsLong() > eolTime;
    }

    /**
     * Checks if a permission string is a user permission.
     *
     * @param permission The permission string.
     * @return true if it is a user permission, false otherwise.
     */
    public boolean isUserPermission(final String permission) {
        if (StringUtil.isNotBlank(permission)) {