SystemPermission is an enum, and calling values spits back a Collection of those enums. If we have a null in our enum, we have a MUCH larger issue at hand.
John On Wed, Sep 12, 2012 at 4:54 PM, David Medinets <[email protected]>wrote: > I didn't know for sure how the for loop acts when a null is the list. > So I wrote some code: > > List<String> strings = new ArrayList<String>(); > strings.add("a"); > strings.add(null); > strings.add("b"); > for (String s : strings) { > System.out.println(s); > } > > The result is: > > a > null > b > > Therefore, testing for null within a for loop seems like a good idea. >
