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ReferenceNode.php
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ReferenceNode.php
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<?php
declare(strict_types=1);
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 4.1.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Error\Debug;
/**
* Dump node for class references.
*
* To prevent cyclic references from being output multiple times
* a reference node can be used after an object has been seen the
* first time.
*/
class ReferenceNode implements NodeInterface
{
/**
* @var string
*/
private string $class;
/**
* @var int
*/
private int $id;
/**
* Constructor
*
* @param string $class The class name
* @param int $id The id of the referenced class.
*/
public function __construct(string $class, int $id)
{
$this->class = $class;
$this->id = $id;
}
/**
* Get the class name/value
*
* @return string
*/
public function getValue(): string
{
return $this->class;
}
/**
* Get the reference id for this node.
*
* @return int
*/
public function getId(): int
{
return $this->id;
}
/**
* @inheritDoc
*/
public function getChildren(): array
{
return [];
}
}