Hi, Also take a look at PageAttached. (http://tapestry.apache.org/tapestry5/guide/lifecycle.html)
- Ville Chris Lewis-5 wrote: > > > > James Sherwood wrote: >> Hello, >> >> >> > Hi. >> I have security through page Activate. >> >> >> >> All my pages extend a page that has a method: >> >> >> >> @OnEvent("activate") >> >> Object onSecurityCheck(){ >> >> Check security if fails return Index.class >> >> } >> >> >> >> This works however any page that has its own onActivate() method, the >> method >> still runs (the extended page runs first) but everything still works >> fine. >> >> >> >> Is there a way to prevent the pages onActivate() method(as some have db >> calls in them) from running if the extended page's activate method >> returns a >> page. >> > Well, no, and that has nothing to do with T5 - just the bland design of > the java language's semantics (and most other languages I've worked > with). The service that handles the page requests (I believe) is the one > that invokes the various life cycle methods on the page instance. T5 > handles page returns from onActivate as an indication to load that page. > When you subclass a class and override a method implementation, the > method that gets called on subclass instances is responsible for > returning a value. Therefore you can't rely on the return of an > overridden superclass method because overriding method is the one that > must return a value. > > I'd consider looking into Dispatcher based authentication, but assuming > you want to use the page-based approach, why not just have the > subclasses return the value returned by executing super.onActivate() ? >> >> >> Thanks, >> >> --James >> >> >> > > -- > http://thegodcode.net > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org > For additional commands, e-mail: users-h...@tapestry.apache.org > > > -- View this message in context: http://www.nabble.com/OnActivate-question-tp21669931p21687010.html Sent from the Tapestry - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org