It worked after all.
The trick was to create a page property with the facilities list and
initialize it during pageBeginRender. It seems that ognl has a problem with
expressions of the type a.b.c where b or c is null.
So the solution was to add in .page:
and in pageB
Page rewinding is a necessary mechanism to map HTML attribute names and
their values to the corresponding page properties. When the page is
rendered, Tapestry generates HTML attribute names and values for each
element inside your form. When the form is submitted the same mechanism
makes sure th
