class IsNullValidator

@author Bernhard Schussek <bschussek@gmail.com>

Hierarchy

class \Symfony\Component\Validator\ConstraintValidator implements \Symfony\Component\Validator\ConstraintValidatorInterface
- class \Symfony\Component\Validator\Constraints\IsNullValidator extends \Symfony\Component\Validator\ConstraintValidator

Expanded class hierarchy of IsNullValidator

1 file declares its use of IsNullValidator

IsNullConstraintValidator.php in core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/IsNullConstraintValidator.php

File

vendor/symfony/validator/Constraints/IsNullValidator.php, line 21

Namespace

Symfony\Component\Validator\Constraints

View source

class IsNullValidator extends ConstraintValidator {
    public function validate(mixed $value, Constraint $constraint) : void {
        if (!$constraint instanceof IsNull) {
            throw new UnexpectedTypeException($constraint, IsNull::class);
        }
        if (null !== $value) {
            $this->context
                ->buildViolation($constraint->message)
                ->setParameter('{{ value }}', $this->formatValue($value))
                ->setCode(IsNull::NOT_NULL_ERROR)
                ->addViolation();
        }
    }

}

Members

Title Sort descending	Modifiers	Object type	Summary	Overriden Title	Overrides
ConstraintValidator::$context	protected	property
ConstraintValidator::formatTypeOf	protected	function	Returns a string representation of the type of the value.
ConstraintValidator::formatValue	protected	function	Returns a string representation of the value.
ConstraintValidator::formatValues	protected	function	Returns a string representation of a list of values.
ConstraintValidator::initialize	public	function	Initializes the constraint validator.	Overrides ConstraintValidatorInterface::initialize
ConstraintValidator::OBJECT_TO_STRING	public	constant	Whether to cast objects with a "__toString()" method to strings.
ConstraintValidator::PRETTY_DATE	public	constant	Whether to format {@link \DateTime} objects, either with the {@link \IntlDateFormatter} (if it is available) or as RFC-3339 dates ("Y-m-d H:i:s").
IsNullValidator::validate	public	function	Checks if the passed value is valid.	Overrides ConstraintValidatorInterface::validate	1