/**
* Checks whether the given object is contained in the array. This checks
* for object identity in terms of the persistence layer, i.e. the UUID,
* when comparing entities.
*
* @param array $array
* @param object $object
* @param string $identifier
* @return boolean
*/
protected function arrayContainsObject(array $array, $object, $identifier)
{
if (in_array($object, $array, TRUE) === TRUE) {
return TRUE;
}
foreach ($array as $value) {
if ($value instanceof $object && $this->persistenceSession->getIdentifierByObject($value) === $identifier) {
return TRUE;
}
}
return FALSE;
}
/**
* Returns the (internal) identifier for the object, if it is known to the
* backend. Otherwise NULL is returned.
*
* Note: this returns an identifier even if the object has not been
* persisted in case of AOP-managed entities. Use isNewObject() if you need
* to distinguish those cases.
*
* @param object $object
* @return mixed The identifier for the object if it is known, or NULL
* @api
*/
public function getIdentifierByObject($object)
{
return $this->persistenceSession->getIdentifierByObject($object);
}