/**
* @param SpecificationIterator[] $iterators
* @return SpecificationIterator[]
*/
private function order(array $iterators)
{
if (!$this->ordered || $this->unordered != $iterators) {
$this->unordered = $iterators;
$this->ordered = $this->orderer->order($iterators);
}
return $this->ordered;
}
/**
* Register a new available controller
*
* @param Orderer $orderer
*/
public function registerOrderer(Orderer $orderer)
{
$this->orderers[$orderer->getName()] = $orderer;
}