y();
		$wp_object_cache->memcache_debug = array();
		$wp_object_cache->cache          = array();

		if ( is_callable( array( $wp_object_cache, '__remoteset' ) ) ) {
			call_user_func( array( $wp_object_cache, '__remoteset' ) ); // important
		}
	}

	/**
	 * Connect to table datastores if migration is complete.
	 * Otherwise, proceed with the migration if the dependencies have been met.
	 */
	public static function init() {
		if ( self::is_migration_complete() ) {
			add_filter( 'action_scheduler_store_class', array( 'ActionScheduler_DataController', 'set_store_class' ), 100 );
			add_filter( 'action_scheduler_logger_class', array( 'ActionScheduler_DataController', 'set_logger_class' ), 100 );
			add_action( 'deactivate_plugin', array( 'ActionScheduler_DataController', 'mark_migration_incomplete' ) );
		} elseif ( self::dependencies_met() ) {
			Controller::init();
		}

		add_action( 'action_scheduler/progress_tick', array( 'ActionScheduler_DataController', 'maybe_free_memory' ) );
	}

	/**
	 * Singleton factory.
	 */
	public static function instance() {
		if ( ! isset( self::$instance ) ) {
			self::$instance = new static();
		}

		return self::$instance;
	}
}