is `x` a variable in the same encapsulation or is it a class kotlinlang #announcements

is `x` a variable in the same encapsulation or is ...

brianwernick

01/03/2017, 5:40 PM

a variable in the same encapsulation or is it a class variable? If

has the possibility to change between the

x != null

and

x.isEmpty()

check then you can get the NPE. You should be able to do

x.orEmpty().isEmpty()

instead