Code Review Request: 7160242: (prefs) Preferences.remove(null) does not throw NPE [macosx]

[Rémi Forax]

On 04/21/2012 09:52 AM, Alan Bateman wrote:
> On 20/04/2012 20:09, Kurchi Subhra Hazra wrote:
>> Hi,
>>
>> This change inserts a null check for the key being passed to 
>> Preferences.remove() on Mac, so that
>> the method throws a NullPointerException when key is null (according 
>> to its specification).
>>
>> Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7160242
>> Webrev: http://cr.openjdk.java.net/~khazra/7160242/webrev.00/ Thanks, 
>> Kurchi
> Kurchi - would you be able to add a test to test/java/util/prefs so 
> that we have coverage for this case?
>
> -Alan.

Also you can use Objects.requireNonNull()
http://docs.oracle.com/javase/7/docs/api/java/util/Objects.html#requireNonNull%28T,%20java.lang.String%29

Rémi