f="../FacesException.html" title="class in jakarta.faces"><code>FacesException</code></a> is thrown in either case, extract the cause from the
 <code>FacesException</code>.

 If the cause is <code>null</code> extract the message from the <code>FacesException</code>, put it inside of a new
 <code>ServletException</code> instance, and pass the <code>FacesException</code> instance as the root cause, then
 rethrow the <code>ServletException</code> instance. If the cause is an instance of <code>ServletException<