Bolt\Provider\SessionServiceProvider::register PHP Method

    public function register(Application $app)
    {
        $app['session'] = $app->share(function ($app) {
            return new Session($app['session.storage'], $app['session.bag.attribute'], $app['session.bag.flash']);
        });
        $app['session.storage'] = $app->share(function ($app) {
            $options = $app['session.options_bag'];
            $handler = $app['session.handler_factory']($options['save_handler'], $options);
            return new SessionStorage($options, $handler, $app['session.generator'], $app['session.serializer']);
        });
        $app['session.listener'] = $app->share(function ($app) {
            return new SessionListener($app['session'], $app['session.options_bag']);
        });
        $this->registerOptions($app);
        $this->registerHandlers($app);
        $app['session.generator'] = $app->share(function () use($app) {
            return new RandomGenerator($app['randomgenerator'], $app['session.generator.bytes_length']);
        });
        $app['session.generator.bytes_length'] = 32;
        $app['session.serializer'] = $app->share(function () {
            return new NativeSerializer();
        });
        $app['session.bag.attribute'] = function () {
            return new AttributeBag();
        };
        $app['session.bag.flash'] = function () {
            return new FlashBag();
        };
        $app['session.bag.metadata'] = function () {
            return new MetadataBag();
        };
        $this->configure($app);
    }