DependentDeleteTrait.php

<?php
/**
 * 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         3.0.0
 * @license       https://opensource.org/licenses/mit-license.php MIT License
 */
namespace Cake\ORM\Association;

use Cake\Datasource\EntityInterface;
use Cake\ORM\Association\DependentDeleteHelper;

/**
 * Implements cascading deletes for dependent associations.
 *
 * Included by HasOne and HasMany association classes.
 *
 * @deprecated 3.5.0 Unused in CakePHP now. This class will be removed in 4.0.0
 */
trait DependentDeleteTrait
{
    /**
     * Cascade a delete to remove dependent records.
     *
     * This method does nothing if the association is not dependent.
     *
     * @param \Cake\Datasource\EntityInterface $entity The entity that started the cascaded delete.
     * @param array $options The options for the original delete.
     * @return bool Success.
     */
    public function cascadeDelete(EntityInterface $entity, array $options = [])
    {
        deprecationWarning(
            'The DependentDeleteTrait is deprecated. ' .
            'You should use Cake\ORM\Association\DependentDeleteHelper instead.'
        );
        $helper = new DependentDeleteHelper();

        return $helper->cascadeDelete($this, $entity, $options);
    }
}