--- /dev/null
+{% extends "base/class.php.twig" %}
+
+{% block file_path %}
+\Drupal\{{ module }}\{{ entity_class }}HtmlRouteProvider.
+{% endblock %}
+
+{% block namespace_class %}
+namespace Drupal\{{ module }};
+{% endblock %}
+
+{% block use_class %}
+use Drupal\Core\Entity\EntityTypeInterface;
+use Drupal\Core\Entity\Routing\AdminHtmlRouteProvider;
+use Symfony\Component\Routing\Route;
+{% endblock %}
+
+{% block class_declaration %}
+/**
+ * Provides routes for {{ label }} entities.
+ *
+ * @see Drupal\Core\Entity\Routing\AdminHtmlRouteProvider
+ * @see Drupal\Core\Entity\Routing\DefaultHtmlRouteProvider
+ */
+class {{ entity_class }}HtmlRouteProvider extends AdminHtmlRouteProvider {% endblock %}
+{% block class_methods %}
+ /**
+ * {@inheritdoc}
+ */
+ public function getRoutes(EntityTypeInterface $entity_type) {
+ $collection = parent::getRoutes($entity_type);
+
+ $entity_type_id = $entity_type->id();
+
+ if ($collection_route = $this->getCollectionRoute($entity_type)) {
+ $collection->add("entity.{$entity_type_id}.collection", $collection_route);
+ }
+
+ return $collection;
+ }
+
+ /**
+ * Gets the collection route.
+ *
+ * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
+ * The entity type.
+ *
+ * @return \Symfony\Component\Routing\Route|null
+ * The generated route, if available.
+ */
+ protected function getCollectionRoute(EntityTypeInterface $entity_type) {
+ if ($entity_type->hasLinkTemplate('collection') && $entity_type->hasListBuilderClass()) {
+ $entity_type_id = $entity_type->id();
+ $route = new Route($entity_type->getLinkTemplate('collection'));
+ $route
+ ->setDefaults([
+ '_entity_list' => $entity_type_id,
+ // Make sure this is not a TranslatableMarkup object as the
+ // TitleResolver translates this string again.
+ '_title' => (string) $entity_type->getLabel(),
+ ])
+ ->setRequirement('_permission', $entity_type->getAdminPermission())
+ ->setOption('_admin_route', TRUE);
+
+ return $route;
+ }
+ }
+{% endblock %}