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symfony/src/Symfony/Component/Validator/MetadataFactoryInterface.php
Bernhard Schussek efe42cbb1f [Validator] Refactored the GraphWalker into an implementation of the Visitor design pattern.
With this refactoring comes a decoupling of the validator from the structure of
the underlying metadata. This way it is possible for Drupal to use the validator
for validating their Entity API by using their own metadata layer, which is not
modeled as classes and properties/getter methods.
2012-11-24 13:00:28 +01:00

41 lines
990 B
PHP

<?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;
/**
* Returns {@link MetadataInterface} instances for values.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
interface MetadataFactoryInterface
{
/**
* Returns the metadata for the given value.
*
* @param mixed $value Some value.
*
* @return MetadataInterface The metadata for the value.
*
* @throws Exception\NoSuchMetadataException If no metadata exists for the value.
*/
public function getMetadataFor($value);
/**
* Returns whether metadata exists for the given value.
*
* @param mixed $value Some value.
*
* @return Boolean Whether metadata exists for the value.
*/
public function hasMetadataFor($value);
}