/**
* {@inheritdoc}
*
* @return CustomizationFileInterface
* @throws \UnexpectedValueException
*/
public function getCustomizationService()
{
if (!$this->_fileService && $this->hasData('file_type')) {
$this->_fileService = $this->_fileServiceFactory->create($this->getData('file_type'));
} elseif (!$this->_fileService) {
throw new \UnexpectedValueException('Type of file is empty');
}
return $this->_fileService;
}
