function FileServiceProvider::alter
Modifies existing service definitions.
Parameters
ContainerBuilder $container: The ContainerBuilder whose service definitions can be altered.
Overrides ServiceModifierInterface::alter
File
- 
              core/
modules/ file/ src/ FileServiceProvider.php, line 17  
Class
- FileServiceProvider
 - Adds 'application/octet-stream' as a known (bin) format.
 
Namespace
Drupal\fileCode
public function alter(ContainerBuilder $container) {
  if ($container->has('http_middleware.negotiation') && is_a($container->getDefinition('http_middleware.negotiation')
    ->getClass(), NegotiationMiddleware::class, TRUE)) {
    $container->getDefinition('http_middleware.negotiation')
      ->addMethodCall('registerFormat', [
      'bin',
      [
        'application/octet-stream',
      ],
    ]);
  }
}
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