TradeBindingCollection::addItem

public function addItem(InternalsCollectableEntity $item)
{
	if (!($item instanceof TradeBindingEntity))
	{
		throw new MainNotSupportedException();
	}

	/** @var TradeBindingEntity $entity */
	$entity = parent::addItem($item);

	$order = $this->getOrder();
	$order->onTradeBindingCollectionModify(EventActions::ADD, $entity);

	return  $entity;
}