/**
  * {@inheritdoc}
  */
 public function getIdentifier($rootIdentifier = 'category')
 {
     return parent::getIdentifier($rootIdentifier);
 }
 /**
  * {@inheritdoc}
  */
 public function getIdentifier($rootIdentifier = 'storeview')
 {
     return parent::getIdentifier($rootIdentifier);
 }
 /**
  * {@inheritdoc}
  */
 public function getIdentifier($rootIdentifier = 'attribute_id')
 {
     return parent::getIdentifier($rootIdentifier);
 }
 /**
  * {@inheritdoc}
  */
 public function getIdentifier($rootIdentifier = 'family')
 {
     return parent::getIdentifier($rootIdentifier);
 }