class FeedTitleConstraint

Supports validating feed titles.

Plugin annotation

@Constraint(
  id = "FeedTitle",
  label = @Translation("Feed title", context = "Validation")
)

Hierarchy

• class \Drupal\Core\Validation\Plugin\Validation\Constraint\UniqueFieldConstraint implements \Symfony\Component\Validator\Constraint
  • class \Drupal\aggregator\Plugin\Validation\Constraint\FeedTitleConstraint implements \Drupal\Core\Validation\Plugin\Validation\Constraint\UniqueFieldConstraint

Expanded class hierarchy of FeedTitleConstraint

File

core/modules/aggregator/src/Plugin/Validation/Constraint/FeedTitleConstraint.php, line 15

Namespace

class FeedTitleConstraint extends UniqueFieldConstraint {
  public $message = 'A feed named %value already exists. Enter a unique title.';

}