I care because in the wiki it says this about reflection snippets: "works perfectly for development / low volume deployment"
which isn't the case for the application i'm building. On 9 Fev, 17:14, David Pollak <feeder.of.the.be...@gmail.com> wrote: > On Tue, Feb 9, 2010 at 9:10 AM, Hugo Palma <hugo.m.pa...@gmail.com> wrote: > > Why doesn't Lift create the mapping at startup using reflection ? > > It's not using reflection that's the problem, it's using reflection at > > runtime for every single snippet usage. > > Why do you care? The cost of doing a method dispatch via reflection is > about 5x the cost of a doing a method call on an interface with is about 2x > more costly than doing a method call on a class. The amount of time to do > reflection on the 10 or 20 snippets you may have on a page is unmeasurably > small compared to the cost of rendering the page. > > > > > I may be over simplifying things, but if at startup Lift would go > > through all snippet classes and using reflection found all the methods > > kept all the mappings somewhere in memory i think it could work. > > Is this doable ? > > No, it is not possible at start-up time to determine all the classes that > might be snippets. > > > > > > > > > On 9 Fev, 17:01, Timothy Perrett <timo...@getintheloop.eu> wrote: > > > So you don't want to write any explicit mapping, and you don't want to > > use reflection??? How would you propose Lift know what your asking for? > > > > Im afraid voodoo is not yet compatible with the JVM ;-) > > > > Cheers, Tim > > > > On 9 Feb 2010, at 16:54, Hugo Palma wrote: > > > > > I just readhttp://wiki.github.com/dpp/liftweb/about-snippetsandi > > > > have the following question: > > > > > So is really the only way to avoid having a reflection call every time > > > > you use a snippet to use a DispatchSnippet with a case statement for > > > > every method ? > > > > It's just that i don't really think that the case is a very clean way > > > > of doing things. Can be ok for a couple of methods but it can be > > > > really ugly with more than that. > > > > > So, is there any other way ? > > > > Thanks. > > > > > -- > > > > You received this message because you are subscribed to the Google > > Groups "Lift" group. > > > > To post to this group, send email to lift...@googlegroups.com. > > > > To unsubscribe from this group, send email to > > liftweb+unsubscr...@googlegroups.com<liftweb%2bunsubscr...@googlegroups.com > > > > > . > > > > For more options, visit this group athttp:// > > groups.google.com/group/liftweb?hl=en. > > > -- > > You received this message because you are subscribed to the Google Groups > > "Lift" group. > > To post to this group, send email to lift...@googlegroups.com. > > To unsubscribe from this group, send email to > > liftweb+unsubscr...@googlegroups.com<liftweb%2bunsubscr...@googlegroups.com > > > > > . > > For more options, visit this group at > >http://groups.google.com/group/liftweb?hl=en. > > -- > Lift, the simply functional web frameworkhttp://liftweb.net > Beginning Scalahttp://www.apress.com/book/view/1430219890 > Follow me:http://twitter.com/dpp > Surf the harmonics -- You received this message because you are subscribed to the Google Groups "Lift" group. To post to this group, send email to lift...@googlegroups.com. To unsubscribe from this group, send email to liftweb+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/liftweb?hl=en.
