* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Validator\Constraints; use Symfony\Component\Validator\Constraint; /** * @Annotation * * @author Bernhard Schussek * * @api */ class Callback extends Constraint { /** * @var string|callable * * @since 2.4 */ public $callback; /** * @var array * * @deprecated Deprecated since version 2.4, to be removed in Symfony 3.0. */ public $methods; /** * {@inheritdoc} */ public function __construct($options = null) { // Invocation through annotations with an array parameter only if (is_array($options) && 1 === count($options) && isset($options['value'])) { $options = $options['value']; } if (is_array($options) && !isset($options['callback']) && !isset($options['methods']) && !isset($options['groups'])) { if (is_callable($options)) { $options = array('callback' => $options); } else { // BC with Symfony < 2.4 $options = array('methods' => $options); } } parent::__construct($options); } /** * {@inheritdoc} */ public function getDefaultOption() { return 'callback'; } /** * {@inheritdoc} */ public function getTargets() { return self::CLASS_CONSTRAINT; } }