/**
* Returns items
*
* @return \Magento\Sales\Api\Data\ShipmentItemInterface[]
*/
public function getItems()
{
if ($this->getData(ShipmentInterface::ITEMS) === null) {
$collection = $this->_shipmentItemCollectionFactory->create()->setShipmentFilter($this->getId());
if ($this->getId()) {
foreach ($collection as $item) {
$item->setShipment($this);
}
$this->setData(ShipmentInterface::ITEMS, $collection->getItems());
}
}
return $this->getData(ShipmentInterface::ITEMS);
}
/**
* @return mixed
*/
public function getItemsCollection()
{
if (empty($this->_items)) {
$this->_items = $this->_shipmentItemCollectionFactory->create()->setShipmentFilter($this->getId());
if ($this->getId()) {
foreach ($this->_items as $item) {
$item->setShipment($this);
}
}
}
return $this->_items;
}