<?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 GetterMetadata extends MemberMetadata

{

    /**

     * Constructor.

     *

     * @param string $class    The class the getter is defined on

     * @param string $property The property which the getter returns

     */

    public function __construct($class, $property)

    {

        $getMethod = 'get'.ucfirst($property);

        $isMethod = 'is'.ucfirst($property);

        if (method_exists($class, $getMethod)) {

            $method = $getMethod;

        } else if (method_exists($class, $isMethod)) {

            $method = $isMethod;

        } else {

            throw new ValidatorException(sprintf('Neither method %s nor %s exists in class %s', $getMethod, $isMethod, $class));

        }

        parent::__construct($class, $method, $property);

    }

    /**

     * {@inheritDoc}

     */

    public function getValue($object)

    {

        return $this->getReflectionMember()->invoke($object);

    }

    /**

     * {@inheritDoc}

     */

    protected function newReflectionMember()

    {

        return new \ReflectionMethod($this->getClassName(), $this->getName());

    }

}