class PathAliasStorage

class PathAliasStorage extends SqlContentEntityStorage {
    
    /**
     * {@inheritdoc}
     */
    protected function invokeHook($hook, EntityInterface $entity) {
        parent::invokeHook($hook, $entity);
        // Invoke the deprecated hook_path_OPERATION() hooks.
        if ($hook === 'insert' || $hook === 'update' || $hook === 'delete') {
            $values = [
                'pid' => $entity->id(),
                'source' => $entity->getPath(),
                'alias' => $entity->getAlias(),
                'langcode' => $entity->language()
                    ->getId(),
            ];
            if ($hook === 'update') {
                $values['original'] = [
                    'pid' => $entity->id(),
                    'source' => $entity->original
                        ->getPath(),
                    'alias' => $entity->original
                        ->getAlias(),
                    'langcode' => $entity->original
                        ->language()
                        ->getId(),
                ];
            }
            $this->moduleHandler()
                ->invokeAllDeprecated("It will be removed before Drupal 9.0.0. Use hook_ENTITY_TYPE_{$hook}() for the 'path_alias' entity type instead. See https://www.drupal.org/node/3013865.", 'path_' . $hook, [
                $values,
            ]);
        }
    }
    
    /**
     * {@inheritdoc}
     */
    public function createWithSampleValues($bundle = FALSE, array $values = []) {
        $entity = parent::createWithSampleValues($bundle, [
            'path' => '/<front>',
        ] + $values);
        // Ensure the alias is only 255 characters long.
        $entity->set('alias', substr('/' . $entity->get('alias')->value, 0, 255));
        return $entity;
    }

}