class RoutePreloader

Defines a class which preloads non-admin routes.

On an actual site we want to avoid too many database queries so we build a list of all routes which most likely appear on the actual site, which are all HTML routes not starting with "/admin".

Hierarchy

• class \Drupal\Core\Routing\RoutePreloader implements EventSubscriberInterface

File

core/lib/Drupal/Core/Routing/RoutePreloader.php, line 20

Namespace

Drupal\Core\Routing

Members

Name	Modifiers	Type	Description
RoutePreloader::$cache	protected	property	The cache backend used to skip the state loading.
RoutePreloader::$nonAdminRoutesOnRebuild	protected	property	Contains the non-admin routes while rebuilding the routes.
RoutePreloader::$routeProvider	protected	property	The route provider.
RoutePreloader::$state	protected	property	The state key value store.
RoutePreloader::getSubscribedEvents	public static	function	Returns an array of event names this subscriber wants to listen to. Overrides EventSubscriberInterface::getSubscribedEvents
RoutePreloader::onAlterRoutes	public	function	Alters existing routes for a specific collection.
RoutePreloader::onFinishedRoutes	public	function	Store the non admin routes in state when the route building is finished.
RoutePreloader::onRequest	public	function	Loads all non-admin routes right before the actual page is rendered.
RoutePreloader::__construct	public	function	Constructs a new RoutePreloader.