/**
* Returns original data.
*
* @return array|\Traversable
*
* @throws DataException
*/
public function getRaw()
{
switch ($this->type) {
case self::TYPE_ARRAY:
return $this->data->getArrayCopy();
case self::TYPE_ITERATOR:
return $this->data;
case self::TYPE_AGGREGATE:
return $this->data->getInnerIterator();
}
throw DataException::invalidCollectionData($this->data);
}