Ha, very observant - I am relying on it to commit or rollback or do nothing.
I note your recommendation, but I'd rather not have transaction support code littered around. For my application, I want a transaction lazily created and closed after each request, if it was created. If what I am doing is bad design or coding, Im willing to change it. Oliver On 20/12/2008, at 1:12 AM, Derek Chen-Becker wrote: > What kind of error are you getting when the EM closes? As long as > you're not relying on the EM.close to commit your transaction > (something I'd recommend against anyway) then there really shouldn't > be any errors at this point. > > Derek > > On Thu, Dec 18, 2008 at 10:00 PM, Oliver <[email protected]> wrote: > > I started on that path, and thought I could redirect with something > like > Full(<span> "some html that redirects to the error page"... > </span>).asInstanceOf[T] > It feels like a big hack, even if I could get it working and I was a > little worried about creating > a redirection loop. > I've created a static html error page and call it from web.xml for now > - it'll have to do for now. > > On Fri, Dec 19, 2008 at 11:09 AM, David Pollak > <[email protected]> wrote: > > I'd put a try/finally around the EM.closeEM call so that it does > not impact > > the stuff that's being rendered to the browser. Don't let the > exception in > > the finally block propogate. > > > > On Thu, Dec 18, 2008 at 1:58 PM, Oliver <[email protected]> wrote: > >> > >> I was redirecting to an error page using > >> LiftRules.logAndReturnExceptionToBrowser, but when I use a > LoanWrapper > >> to close a EntityManager and an error occurs when closing the > entity > >> manager, LiftRules.logAndReturnExceptionToBrowser doesn't appear to > >> redirect to my error page. Can anyone think of a work around? > >> > >> > >> // Output a simple error to the user. Link the error message > >> to the screen via the current datetime > >> LiftRules.logAndReturnExceptionToBrowser = { > >> RedirectResponse("/error); > >> } > >> > >> // Set up a LoanWrapper to automatically close a > EntityManager > >> if its open > >> S.addAround(List( > >> new LoanWrapper { > >> def apply[T] (f : => T): T = { > >> try { > >> f > >> } finally { > >> EM.closeEM // close if open > >> } > >> } > >> })) > >> > >> } > >> > >> > > > > > > > > -- > > Lift, the simply functional web framework http://liftweb.net > > Collaborative Task Management http://much4.us > > Follow me: http://twitter.com/dpp > > Git some: http://github.com/dpp > > > > > > > > > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Lift" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/liftweb?hl=en -~----------~----~----~----~------~----~------~--~---
