get(static::class, []); $urls[$url] = $endpoint_url; \Drupal::state()->set(static::class, $urls); } /** * {@inheritdoc} */ public function getResourceUrl($url, $max_width = NULL, $max_height = NULL) { $urls = \Drupal::state()->get(static::class, []); if (isset($urls[$url])) { return $urls[$url]; } return parent::getResourceUrl($url, $max_width, $max_height); } }