/**
  * Resets the entity cache.
  */
 public function resetCache(array $ids = NULL)
 {
     if (isset($ids)) {
         foreach ($ids as $id) {
             if (isset($this->entityCache[$id]->name)) {
                 SimpleLdapUser::reset($this->entityCache[$id]->name);
             }
         }
     } else {
         SimpleLdapUser::reset();
     }
     return parent::resetCache($ids);
 }