/**
* @param null|PlatformInterface|AdapterInterface $adapterOrPlatform
*
* @return PlatformInterface
*
* @throws Exception\InvalidArgumentException
*/
protected function resolvePlatform($adapterOrPlatform)
{
if (!$adapterOrPlatform) {
return $this->getDefaultPlatform();
}
if ($adapterOrPlatform instanceof AdapterInterface) {
return $adapterOrPlatform->getPlatform();
}
if ($adapterOrPlatform instanceof PlatformInterface) {
return $adapterOrPlatform;
}
throw new Exception\InvalidArgumentException(sprintf('$adapterOrPlatform should be null, %s, or %s', 'Zend\\Db\\Adapter\\AdapterInterface', 'Zend\\Db\\Adapter\\Platform\\PlatformInterface'));
}
