/usr/share/php/Symfony/Component/Form/Util/VirtualFormAwareIterator.php is in php-symfony-form 2.7.10-0ubuntu2.
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/*
* 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\Form\Util;
/**
* Iterator that traverses an array of forms.
*
* You can wrap the iterator into a {@link \RecursiveIterator} in order to
* enter any child form that inherits its parent's data and iterate the children
* of that form as well.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*
* @deprecated since version 2.3, to be removed in 3.0.
* Use {@link InheritDataAwareIterator} instead.
*/
class VirtualFormAwareIterator extends \IteratorIterator implements \RecursiveIterator
{
public function __construct(\Traversable $iterator)
{
/*
* Prevent to trigger deprecation notice when already using the
* InheritDataAwareIterator class that extends this deprecated one.
* The {@link Symfony\Component\Form\Util\InheritDataAwareIterator::__construct} method
* forces this argument to false.
*/
if (__CLASS__ === get_class($this)) {
@trigger_error('The '.__CLASS__.' class is deprecated since version 2.3 and will be removed in 3.0. Use the Symfony\Component\Form\Util\InheritDataAwareIterator class instead.', E_USER_DEPRECATED);
}
parent::__construct($iterator);
}
/**
* {@inheritdoc}
*/
public function getChildren()
{
return new static($this->current());
}
/**
*{@inheritdoc}
*/
public function hasChildren()
{
return (bool) $this->current()->getConfig()->getInheritData();
}
}
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