function CacheRouterRebuildSubscriber::onRouterFinished

File

core/lib/Drupal/Core/EventSubscriber/CacheRouterRebuildSubscriber.php, line 17

Class

CacheRouterRebuildSubscriber

Clear cache tags when the router is rebuilt.

Namespace

Code

public function onRouterFinished() {
  // Requested URLs that formerly gave a 403/404 may now be valid.
  // Also invalidate all cached routing as well as every HTTP response.
  Cache::invalidateTags([
    '4xx-response',
    'route_match',
    'http_response',
  ]);
}