/**
* Retrieve an external iterator
* @link http://php.net/manual/en/iteratoraggregate.getiterator.php
* @return \Traversable An instance of an object implementing <b>Iterator</b> or
* <b>Traversable</b>
* @since 5.0.0
*/
public function getIterator()
{
return $this->cashStore->getIterator();
}
/**
* {@inheritdoc}
*
* {@inheritdoc}
*/
public function getIterator()
{
$this->preGetIterator();
$iterator = $this->dataStore->getIterator();
return $this->postGetIterator($iterator);
}
