/**
     *
     * @return Symfony2
     * @throws Exception
     */
    public function getSymfony2() {
        if ($this->hasModule('Symfony2'))
           return $this->getModule ('Symfony2');

        throw new Exception('The Symfony2 module is not found!');
    }

    /**
     *
     * @return \Symfony\Component\HttpKernel\Kernel
     */
    public function getKernel() {
        return $this->getSymfony2()->kernel;
    }

    /**
     *
     * @return \Symfony\Component\DependencyInjection\ContainerInterface
     */
    public function getContainer(){
        return $this->getKernel()->getContainer();
    }