Declare final variable, but set later

Question

I know this is fairly simple topic, but I really want to wrap my head around it.

This is what I\'m trying to do, but it doesn\'t like the final modifier. Is there an

Answer 1

NO it can not be done

if you can declare final at one place and initialize it later, Then What is the mean of final.

If you want to have a constant ID, why don't you use Shared Preferences , store it in SP and retrieve whenever want.