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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Query\AST;
/**
* ExistsExpression ::= ["NOT"] "EXISTS" "(" Subselect ")"
*
* @link www.doctrine-project.org
*/
class ExistsExpression extends Node
{
/** @var bool */
public $not;
/** @var Subselect */
public $subselect;
/** @param Subselect $subselect */
public function __construct($subselect, bool $not = false)
{
$this->subselect = $subselect;
$this->not = $not;
}
/**
* {@inheritdoc}
*/
public function dispatch($sqlWalker)
{
return $sqlWalker->walkExistsExpression($this);
}
}
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