When is FragmentPagerAdapter's getItem called?

Question

I\'m writing an application that uses the FragmentPagerAdapter. The fragments in the adapter need to be updated according to outside data - but that doesn\'t happen. I notic

Answer 1

Simply use FragmentStatePagerAdapter instead of FragmentPagerAdapter

FragmentStatePagerAdapter destroys the instance of unneeded instance of fragments and instantiates again on-demand basis. On the other hand, FragmentPagerAdapter just detach the Fragment and reattach it. So fragments created in FragmentPagerAdapter never get destroyed. That's why I always prefer FragmentStatePagerAdapter.