item #5 seems not user friendly to me. assuming that user can open other applications on the phone and since that the sync takes 10-20 minutes i suggest initiating an asynctask in a service. If you use a service, android will try hard not kill your application process.
On Tue, Sep 28, 2010 at 11:50 PM, Tia <cyclechic...@gmail.com> wrote: > > I'm designing an android app which will need todo the following steps: > > 1. user pushes a button or otherwise indicates to "synch data". > 2. synch process will use REST web services to move data to and > from the server. > 3. the data will be stored locally in a sqlite database. > 4. the synch process should provide status updates/messages to the > UI > 5. the user should not be allowed to wander off to other parts of > the application and do more work during the synch process. > > The first time the synch process runs, it may take 10-20 minutes. > After the initial synch, less data will be transferred and stored and > I expect the process to take 1-2 minutes or less. > > I've been doing a lot of reading about android's AsychTask and various > examples of using a Service ... But I don't fully understand the > design considerations and trade-offs of choosing one design over the > other. I currently have my demo project stubbed out using an > AsychTask. After watching (most of) Developing Android REST client > applications: > http://code.google.com/events/io/2010/sessions/developing-RESTful-android-apps.html# > I'm left confused the design patterns described here feel overly > complex, perhaps because I just "don't get it" yet. > > Would love to hear from some more experienced android developers out > there who have already wrestled with these questions. > > -- > 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
