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Mar 28, 2018
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Use the new TransitionException in Workflow examples #9504

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8 changes: 6 additions & 2 deletions workflow/usage.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -181,7 +181,7 @@ you can get the workflow by injecting the Workflow registry service::
use Symfony\Component\Workflow\Registry;
use App\Entity\BlogPost;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\Workflow\Exception\LogicException;
use Symfony\Component\Workflow\Exception\TransitionException;

class BlogController extends Controller
{
Expand All @@ -200,7 +200,7 @@ you can get the workflow by injecting the Workflow registry service::
// Update the currentState on the post
try {
$workflow->apply($post, 'to_review');
} catch (LogicException $exception) {
} catch (TransitionException $exception) {
// ... if the transition is not allowed
}

Expand All @@ -209,6 +209,10 @@ you can get the workflow by injecting the Workflow registry service::
}
}

.. versionadded:: 4.1
The :class:`Symfony\\Component\\Workflow\\Exception\\TransitionException`
class was introduced in Symfony 4.1.

Using Events
------------

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