vendor/jms/metadata/src/Driver/DriverChain.php line 57

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  1. <?php
  3. declare(strict_types=1);
  5. namespace Metadata\Driver;
  7. use Metadata\ClassMetadata;
  9. final class DriverChain implements AdvancedDriverInterface
  10. {
  11. /**
  12. * @var DriverInterface[]
  13. */
  14. private $drivers;
  16. /**
  17. * @param DriverInterface[] $drivers
  18. */
  19. public function __construct(array $drivers = [])
  20. {
  21. $this->drivers = $drivers;
  22. }
  24. public function addDriver(DriverInterface $driver): void
  25. {
  26. $this->drivers[] = $driver;
  27. }
  29. public function loadMetadataForClass(\ReflectionClass $class): ?ClassMetadata
  30. {
  31. foreach ($this->drivers as $driver) {
  32. if (null !== $metadata = $driver->loadMetadataForClass($class)) {
  33. return $metadata;
  34. }
  35. }
  37. return null;
  38. }
  40. /**
  41. * {@inheritDoc}
  42. */
  43. public function getAllClassNames(): array
  44. {
  45. $classes = [];
  46. foreach ($this->drivers as $driver) {
  47. if (!$driver instanceof AdvancedDriverInterface) {
  48. throw new \RuntimeException(
  49. sprintf(
  50. 'Driver "%s" must be an instance of "AdvancedDriverInterface" to use ' .
  51. '"DriverChain::getAllClassNames()".',
  52. get_class($driver)
  53. )
  54. );
  55. }
  57. $driverClasses = $driver->getAllClassNames();
  58. if (!empty($driverClasses)) {
  59. $classes = array_merge($classes, $driverClasses);
  60. }
  61. }
  63. return $classes;
  64. }
  65. }