PropertyMetadata.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\Mapping;

use Symfony\Component\Validator\Exception\ValidatorException;
class PropertyMetadata extends MemberMetadata {

  /**
   * Constructor.
   *
   * @param string $class The class this property is defined on
   * @param string $name  The name of this property
   *
   * @throws ValidatorException
   */
  public function __construct($class, $name) {
    if (!property_exists($class, $name)) {
      throw new ValidatorException(sprintf('Property %s does not exist in class %s', $name, $class));
    }
    parent::__construct($class, $name, $name);
  }

  /**
   * {@inheritDoc}
   */
  public function getPropertyValue($object) {
    return $this
      ->getReflectionMember($object)
      ->getValue($object);
  }

  /**
   * {@inheritDoc}
   */
  protected function newReflectionMember($objectOrClassName) {
    $class = new \ReflectionClass($objectOrClassName);
    while (!$class
      ->hasProperty($this
      ->getName())) {
      $class = $class
        ->getParentClass();
    }
    $member = new \ReflectionProperty($class
      ->getName(), $this
      ->getName());
    $member
      ->setAccessible(true);
    return $member;
  }

}