/**
* Set the decorated translator
*
* @param KTranslatorInterface $delegate The decorated translator
* @return KTranslatorCache
* @throws InvalidArgumentException If the delegate does not implement the TranslatorInterface
*/
public function setDelegate($delegate)
{
if (!$delegate instanceof KTranslatorInterface) {
throw new InvalidArgumentException('Delegate: ' . get_class($delegate) . ' does not implement KTranslatorInterface');
}
return parent::setDelegate($delegate);
}
