hello Kostya, yes I think I going to use a lazy initialization, and retrieve the data from the database if it's null. It's a bit more work but it should works :)
On Apr 12, 11:24 am, Kostya Vasilyev <kmans...@gmail.com> wrote: > Static variables aren't set to null. The process gets killed and > reinitialized again when/if the user comes back. > > If you use a static to only pass data between activities, then don't > reference it past that. Have the receiving activity store the data somewhere > more persistent: a database, a data file, shared prefs, or a save it > onSaveInstanceState. > > If you want the static obejct to act as some sort of persistent data manager > that your activities can rely on, have it save the data somewhere, and use > lazy initialization to bring the data in from that persistent memory as > needed. > > If the data size is small, you might indeed be better off passing it between > activities as part of the intent, as extras (basic types of Parcelable). > > -- Kostya > > 2011/4/12 Christophe <christophe.lebesner...@gmail.com> > > > > > > > > > that's probably the case. They should mention in the documentation > > that static variable can be set to null at anytime, since they > > explicitely state that static variable can be use to pass data between > > activities ... (http://developer.android.com/resources/faq/ > > framework.html#3) > > > What the best way to keep data then ? May be a singleton ? I'm afraid > > the instance will be set to null too :( > > > On Apr 12, 10:04 am, appel <johan.appelg...@gmail.com> wrote: > > > If you don't set them to null somewhere it is most likely because your > > > application process has been killed and restarted. > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to android-developers@googlegroups.com > > To unsubscribe from this group, send email to > > android-developers+unsubscr...@googlegroups.com > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
