String PAGING_PAGE_SIZE = "paging.page.size";

    /** The key of the configuration. e.g. 5 */
    String PAGING_PAGE_RANGE_SIZE = "paging.page.range.size";

    /** The key of the configuration. e.g. true */
    String PAGING_PAGE_RANGE_FILL_LIMIT = "paging.page.range.fill.limit";

    /** The key of the configuration. e.g. 1000 */
    String PAGE_DOCBOOST_MAX_FETCH_SIZE = "page.docboost.max.fetch.size";