namespace Acme\SimpleBundle\Form\TyPE;

use Symfony\component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;

class ExampleType extends AbstractType
{

    public function builDForm(FormBuilderInterface $builder,array $options)
    {

        $builder->setAction(****-----GENERATE-ROUTE-ABSOLUTE-URL-HERE-----****)
                ->add('email','text')
                ->add('send','submIT');
    }

    public function getName()
    {
         return 'example';
    }

    public function setDefaultOptions(OptionsResolverInterface $resolver)
    {
        $resolver->setdefaults(array(
            'error_bubbling' => true
        ));
    }

}

如何在路线中生成绝对URL(如http://example.com/admin/check_form)？@H_502_4@

$this-> generateUrl()不起作用,但是它不是控制器,而且$this-> get(‘router’) – > generate()也不起作用,我不知道为什么.@H_502_4@