/**
* Returns the removed objects determined by a comparison of the clean property value
* with the actual property value.
*
* @param \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $object The object
* @param string $propertyName
* @return array An array of removed objects
*/
protected function getRemovedChildObjects(\TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $object, $propertyName)
{
$removedObjects = array();
$cleanPropertyValue = $object->_getCleanProperty($propertyName);
if (is_array($cleanPropertyValue) || $cleanPropertyValue instanceof \Iterator) {
$propertyValue = $object->_getProperty($propertyName);
foreach ($cleanPropertyValue as $containedObject) {
if (!$propertyValue->contains($containedObject)) {
$removedObjects[] = $containedObject;
}
}
}
return $removedObjects;
}
/**
* @return boolean
*/
protected function isStorageAlreadyMemorizedInParentCleanState()
{
return $this->parentObject->_getCleanProperty($this->propertyName) === $this;
}
