/** The key of the configuration. e.g. true */
    String INDEXER_CLICK_COUNT_ENABLED = "indexer.click.count.enabled";

    /** The key of the configuration. e.g. true */
    String INDEXER_FAVORITE_COUNT_ENABLED = "indexer.favorite.count.enabled";

    /** The key of the configuration. e.g. 5000 */
    String INDEXER_WEBFS_COMMIT_MARGIN_TIME = "indexer.webfs.commit.margin.time";