FocusController::findObject

private function findObject($objectId)
{
	/** @var Folder|File $object */
	$object = BaseObject::loadById($objectId, array('STORAGE'));
	if(!$object)
	{
		$this->errorCollection[] = new Error('Could not find file or folder', self::ERROR_COULD_NOT_FIND_FILE);

		return null;
	}

	return $object;
}