module.config.php

'service_manager' => array(
    'factories' => array(
        'validation_list' => 'MarketPlace\Attributes\Factory\AttributeValidator'
    ),

        'initializers' => array(

        'validate_class' => function ($classList,$serviceLocator){
            if($classList instanceof ValidationListInterface){
                $class_list = $serviceLocator->get('validation_list');
                $classList->validatorList($class_list);
                }

            }
        )
  );