MultipleFormElementValue.php
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<?php
/**
* MultipleFormElementValue.php
*
* The MultipleFormElementValue class file.
*
* PHP versions 5
*
* @author Alexander Schneider <alexanderschneider85@gmail.com>
* @copyright 2008-2017 Alexander Schneider
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2
* @version SVN: $id$
* @link http://wordpress.org/extend/plugins/user-access-manager/
*/
declare(strict_types=1);
namespace UserAccessManager\Form;
use Exception;
/**
* Class MultipleFormElementValue
*
* @package UserAccessManager\Form
*/
class MultipleFormElementValue extends ValueSetFormElementValue
{
/**
* @var FormElement
*/
private $subElement;
/**
* @param FormElement $subElement
* @throws Exception
*/
public function setSubElement(FormElement $subElement)
{
if ($subElement instanceof MultipleFormElement) {
throw new Exception('Invalid form type for sub element.');
}
$this->subElement = $subElement;
}
/**
* @return FormElement|null
*/
public function getSubElement(): ?FormElement
{
return $this->subElement;
}
}