/**
  * @return void
  */
 static function definition()
 {
     $listDefinition = parent::definition();
     // set Classname for Virtual List
     $listDefinition['class_name'] = 'CjwNewsletterSubscriptionVirtual';
     return $listDefinition;
 }
 /**
  * Return userobject by id
  *
  * @param integer $id
  * @return object
  */
 static function fetch($id)
 {
     $object = eZPersistentObject::fetchObject(CjwNewsletterSubscription::definition(), null, array('id' => $id), true);
     return $object;
 }