Permalink
Fetching contributors…
Cannot retrieve contributors at this time
49 lines (40 sloc) 1.22 KB
<?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 Symfony\Component\Validator\Constraints\ExpressionValidator;
/**
* Default implementation of the ConstraintValidatorFactoryInterface.
*
* This enforces the convention that the validatedBy() method on any
* Constraint will return the class name of the ConstraintValidator that
* should validate the Constraint.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class ConstraintValidatorFactory implements ConstraintValidatorFactoryInterface
{
protected $validators = array();
public function __construct()
{
}
/**
* {@inheritdoc}
*/
public function getInstance(Constraint $constraint)
{
$className = $constraint->validatedBy();
if (!isset($this->validators[$className])) {
$this->validators[$className] = 'validator.expression' === $className
? new ExpressionValidator()
: new $className();
}
return $this->validators[$className];
}
}