annotate vendor/symfony/validator/ConstraintValidatorFactory.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
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Chris@0 1 <?php
Chris@0 2
Chris@0 3 /*
Chris@0 4 * This file is part of the Symfony package.
Chris@0 5 *
Chris@0 6 * (c) Fabien Potencier <fabien@symfony.com>
Chris@0 7 *
Chris@0 8 * For the full copyright and license information, please view the LICENSE
Chris@0 9 * file that was distributed with this source code.
Chris@0 10 */
Chris@0 11
Chris@0 12 namespace Symfony\Component\Validator;
Chris@0 13
Chris@0 14 use Symfony\Component\Validator\Constraints\ExpressionValidator;
Chris@0 15
Chris@0 16 /**
Chris@0 17 * Default implementation of the ConstraintValidatorFactoryInterface.
Chris@0 18 *
Chris@0 19 * This enforces the convention that the validatedBy() method on any
Chris@0 20 * Constraint will return the class name of the ConstraintValidator that
Chris@0 21 * should validate the Constraint.
Chris@0 22 *
Chris@0 23 * @author Bernhard Schussek <bschussek@gmail.com>
Chris@0 24 */
Chris@0 25 class ConstraintValidatorFactory implements ConstraintValidatorFactoryInterface
Chris@0 26 {
Chris@17 27 protected $validators = [];
Chris@0 28
Chris@0 29 public function __construct()
Chris@0 30 {
Chris@0 31 }
Chris@0 32
Chris@0 33 /**
Chris@0 34 * {@inheritdoc}
Chris@0 35 */
Chris@0 36 public function getInstance(Constraint $constraint)
Chris@0 37 {
Chris@0 38 $className = $constraint->validatedBy();
Chris@0 39
Chris@0 40 if (!isset($this->validators[$className])) {
Chris@0 41 $this->validators[$className] = 'validator.expression' === $className
Chris@0 42 ? new ExpressionValidator()
Chris@0 43 : new $className();
Chris@0 44 }
Chris@0 45
Chris@0 46 return $this->validators[$className];
Chris@0 47 }
Chris@0 48 }