In my apps, I assign the user a username, and then generate a UUID (v4) and associate it with the user name. That way I can maintain it across installs, as long as the user uses the same account,
Thanks On Mon, Dec 5, 2011 at 9:41 PM, Streets Of Boston <flyingdutc...@gmail.com>wrote: > We use the generated device-id for DRM purposes. The generated device-id > is not used as-is. The DRM code creates encrypts it and creates a hash. The > hash is used for identifying the device on the DRM server. > > It is true that an upgrade from 2.2. to 2.3 can trigger a different result > if the device-id calculation is called again. This would happen if the user > upgrades the device to 2.3 and 'clears the data' of our app. > > There are also other ways to have the device-id generate a different > calculation if the user chooses to 'clear data' of our app later (e.g. on a > WiFi only device running 2.2: download our app, never open it, then open it > for the first time in airplane mode (by accident), clear data and then open > it again at some later point with WiFi enabled). > > These two scenarios are possible, although they are very unlikely. We have > customer support to deal with this issue (when the user finds he or she > can't read a book due to a device limit being reached incorrectly). > > -- > 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 > -- Raghav Sood http://www.androidactivist.org/ - Author http://www.appaholics.in/ - Founder -- 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