Maybe I’ll give it a go, but right now I don’t have any time :( If you do it first, make sure to submit a pull request to Macroid ;)
Nick On Wednesday, October 22, 2014 2:50:49 PM UTC+1, David Pérez wrote: > > Thanks Nick, your tip is valuable. > > Am Mittwoch, 22. Oktober 2014 15:33:14 UTC+2 schrieb Nick Stanchenko: >> >> Hi, >> >> It should be relatively straightforward if you know your way around >> macros :) >> Here’s one that serializes pairs (key, value): >> https://github.com/macroid/macroid/blob/master/src/main/scala/macroid/Bundles.scala#L24 >> From there, you just need to add the case class inspection bit. Example >> (a bit convoluted): >> https://github.com/jto/validation/blob/master/validation-core/src/main/scala/play/api/data/mapping/MappingMacros.scala#L41, >> >> see also line 89 for usage. >> On a final note, I would make it typeclass-based rather than >> inheritance-based: >> >> trait Bundleable[A] { >> def toBundle(x: A): Bundle >> def fromBundle(b: Bundle): Try[A] >> } >> >> implicit def genBundleable[A]: Bundleable[A] = macro ??? >> >> def bundle[A: Bundleable](x: A) = >> implicitly[Bundleable[A]].toBundle(x) >> >> This way you can define instances of Bundleable[A] both manually and >> automatically. And your data model is not polluted with Android nonsense. >> >> Hope that helps, >> Nick >> >> >> On Wednesday, October 22, 2014 8:06:44 AM UTC+1, David Pérez wrote: >>> >>> Hi all, >>> >>> I've made recently this StackOverflow question: >>> >>> >>> http://stackoverflow.com/questions/26501968/deserializing-objects-automatically-to-a-bundle >>> >>> Any answers and/or clues will be welcome. >>> >>> David >>> >> -- You received this message because you are subscribed to the Google Groups "scala-on-android" group. To unsubscribe from this group and stop receiving emails from it, send an email to scala-on-android+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
