Eccube\Controller\Admin\Product\ProductController::display PHP Method

    public function display(Application $app, Request $request, $id = null)
    {
        $event = new EventArgs(array(), $request);
        $app['eccube.event.dispatcher']->dispatch(EccubeEvents::ADMIN_PRODUCT_DISPLAY_COMPLETE, $event);
        if (!is_null($id)) {
            return $app->redirect($app->url('product_detail', array('id' => $id, 'admin' => '1')));
        }
        return $app->redirect($app->url('admin_product'));
    }