Файл: symfony-2.7/src/Symfony/Component/Validator/ConstraintValidatorFactory.php
Строк: 66
<?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 SymfonyComponentValidator;
use SymfonyComponentValidatorConstraintsExpressionValidator;
/**
* 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();
private $propertyAccessor;
public function __construct($propertyAccessor = null)
{
$this->propertyAccessor = $propertyAccessor;
}
/**
* {@inheritdoc}
*/
public function getInstance(Constraint $constraint)
{
$className = $constraint->validatedBy();
if (!isset($this->validators[$className])) {
$this->validators[$className] = 'validator.expression' === $className
? new ExpressionValidator($this->propertyAccessor)
: new $className();
}
return $this->validators[$className];
}
}