RFR 8243592: Subject$SecureSet::contains(null) is suboptimal

[Sean Mullan]

I don't think containsAll and retainsAll need to call 
collectionNullClean either because SecureSet.contains(null) returns 
false now.

--Sean

On 4/28/20 9:58 AM, Weijun Wang wrote:
> A new webrev is at
> 
>     http://cr.openjdk.java.net/~weijun/8243592/webrev.01/
> 
> I take this chance to do some formatting and add a new test. My first testng test!
> 
> Thanks,
> Max
> 
>> On Apr 28, 2020, at 8:16 PM, Sean Mullan <sean.mullan at oracle.com> wrote:
>>
>> On 4/27/20 10:39 PM, Weijun Wang wrote:
>>> Reading the Set spec, it looks like an NPE is still needed for add(), but remove() can be modified.
>>
>> Good point, I agree.
>>
>> --Sean
>>
>>> --Max
>>>> On Apr 27, 2020, at 10:27 PM, Sean Mullan <sean.mullan at oracle.com> wrote:
>>>>
>>>> The fix looks fine to me. For consistency, you could make the same change for null elements in the other SecureSet methods: add, remove.
>>>>
>>>> --Sean
>>>>
>>>> On 4/25/20 3:39 AM, Weijun Wang wrote:
>>>>> Please take a review at
>>>>>     http://cr.openjdk.java.net/~weijun/8243592/webrev.00/
>>>>> This is helpful if we do any set arithmetic between 2 Subject objects.
>>>>> No new regression test, I intend to add a noreg-trivial label.
>>>>> *Tigran*: Please confirm you are OK with the "Contributed-by" line.
>>>>> Thanks,
>>>>> Max
>