/**
* @param \Math\StatIndex\ItemList $current
* @param \Math\StatIndex\ItemList $reference
*
* @return bool
* @throws \Math\StatIndex\StatIndexException
*/
public function setCurrentAndReferenceData(ItemList $current, ItemList $reference)
{
// validate lists
$sizeCheck = $current->size() === $reference->size();
$diff = array_diff($current->getItemsNames(), $reference->getItemsNames());
$namesCheck = empty($diff);
$this->_validData = $sizeCheck && $namesCheck;
$this->validData();
// raise an exception if something is amiss
$this->_indexes = array();
$this->_currList = $current;
$this->_itemNames = $current->getItemsNames();
$this->_refList = $reference;
return $this->_validData;
}
