class IsNullValidator in Zircon Profile 8

@author Bernhard Schussek <[e-mail]>

Hierarchy

• class \Symfony\Component\Validator\ConstraintValidator implements ConstraintValidatorInterface
  • class \Symfony\Component\Validator\Constraints\IsNullValidator

2 files declare their use of IsNullValidator

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

Contains \Drupal\Core\Validation\Plugin\Validation\Constraint\IsNullConstraintValidator.

IsNullValidatorTest.php in vendor/symfony/validator/Tests/Constraints/IsNullValidatorTest.php

File

vendor/symfony/validator/Constraints/IsNullValidator.php, line 22

Namespace

Symfony\Component\Validator\Constraints

class IsNullValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    if (!$constraint instanceof IsNull) {
      throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\IsNull');
    }
    if (null !== $value) {
      if ($this->context instanceof ExecutionContextInterface) {
        $this->context
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->addViolation();
      }
      else {
        $this
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->addViolation();
      }
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConstraintValidator::$context	protected	property		3
ConstraintValidator::buildViolation Deprecated	protected	function	Wrapper for {@link ExecutionContextInterface::buildViolation} that supports the 2.4 context API.
ConstraintValidator::buildViolationInContext Deprecated	protected	function	Wrapper for {@link ExecutionContextInterface::buildViolation} that supports the 2.4 context API.
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	1
ConstraintValidator::OBJECT_TO_STRING		constant	Whether to cast objects with a "__toString()" method to strings.
ConstraintValidator::PRETTY_DATE		constant	Whether to format {@link \DateTime} objects 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