/**
  * {@inheritdoc}
  */
 public function load()
 {
     if (isset($this->event)) {
         return $this->eventManager->getMeta($this->event)->getRules(NULL, FALSE, NULL);
     }
     return parent::load();
 }
 /**
  * {@inheritdoc}
  */
 public function load()
 {
     if (isset($this->event)) {
         return $this->eventManager->getMeta($this->event)->getRegistrations();
     }
     return parent::load();
 }
 /**
  * {@inheritdoc}
  */
 public function load()
 {
     $entities = parent::load();
     // Sort the entities using the entity class's sort() method.
     // See \Drupal\Core\Config\Entity\ConfigEntityBase::sort().
     uasort($entities, array($this->entityType->getClass(), 'sort'));
     return $entities;
 }