public function getConfigurator() : PaymentMethodConfiguratorInterface;
protected function filterConfiguration(array $configuration, PaymentProcessorInterface $processor) : array { $supportedConfigurationKeys = $processor->getConfigurator()->getSupportedConfigurationKeys(); return array_filter($configuration, function ($k) use($supportedConfigurationKeys) { return in_array($k, $supportedConfigurationKeys); }, ARRAY_FILTER_USE_KEY); }