Classes List

Symfony\Component\Validator\ContainerConstraintValidatorFactory

 1 
 2 
 3 
 4 
 5 
 6 
 7 
 8 
 9 
 10 
 11 
 12 
 13 
 14 
 15 
 16 
 17 
 18 
 19 
 20 
 21 
 22 
 23 
 24 
 25 
 26 
 27 
 28 
 29 
 30 
 31 
 32 
 33 
 34 
 35 
 36 
 37 
 38 
 39 
 40 
 41 
 42 
 43 
 44 
 45 
 46 
 47 
 48 
 49 
 50 
 51 
 52 
 53 
 54 
 55 
 56 
 57 
 58 
 59 
 60 
 61 
 62 
 63 
<?php

/* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */


namespace Symfony\Component\Validator;

use Psr\Container\ContainerInterface;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
use Symfony\Component\Validator\Exception\ValidatorException;

/** * Uses a service container to create constraint validators. * * @author Kris Wallsmith <kris@symfony.com> */
class ContainerConstraintValidatorFactory implements ConstraintValidatorFactoryInterface
{
    private $container;
    private $validators;

    public function __construct(ContainerInterface $container)
    {
        $this->container = $container;
        $this->validators = array();
    }

    /** * {@inheritdoc} * * @throws ValidatorException When the validator class does not exist * @throws UnexpectedTypeException When the validator is not an instance of ConstraintValidatorInterface */
    public function getInstance(Constraint $constraint)
    {
        $name = $constraint->validatedBy();

        if (!isset($this->validators[$name])) {
            if ($this->container->has($name)) {
                $this->validators[$name] = $this->container->get($name);
            } else {
                if (!class_exists($name)) {
                    throw new ValidatorException(sprintf('Constraint validator "%s" does not exist or it is not enabled. Check the "validatedBy" method in your constraint class "%s".'$nameget_class($constraint)));
                }

                $this->validators[$name] = new $name();
            }
        }

        if (!$this->validators[$nameinstanceof ConstraintValidatorInterface) {
            throw new UnexpectedTypeException($this->validators[$name], ConstraintValidatorInterface::class);
        }

        return $this->validators[$name];
    }
}