RFR 8147772: Some KerberosTicket methods throw NPE after being destroyed

[Wang Weijun]

> On Jan 20, 2016, at 10:14 PM, Sean Mullan <sean.mullan at oracle.com> wrote:
> 
> On 01/20/2016 08:52 AM, Wang Weijun wrote:
>> You mean let them throw an ISE after destroyed? Not sure if it is backportable.
> 
> No, I am just talking about documenting existing behavior, ex:
> 
> For these methods, I would add:
> 
> This method returns null if the ticket has been destroyed.

They don't return null, an NPE is thrown. So I have to fix it in some way.

--Max

> 
> For other methods that already throw ISE, I would add:
> 
> @throws IllegalStateException if the ticket has been destroyed
> 
> --Sean
> 
>> 
>> The problem is reported by customers using an old JRE.
>> 
>> --Max
>> 
>>> On Jan 20, 2016, at 9:36 PM, Sean Mullan <sean.mullan at oracle.com> wrote:
>>> 
>>> On 01/19/2016 10:32 PM, Wang Weijun wrote:
>>>> http://cr.openjdk.java.net/~weijun/8147772/webrev.00/
>>>> 
>>>> No spec change, just safer return value.
>>> 
>>> I think it would be useful to update the specification to indicate how these methods behave when the object has been destroyed. I also noticed that many of the methods do not declare that they throw IllegalStateException when destroyed, so I think a general cleanup of the specification would be a good thing to do as part of this issue for JDK 9.
>>> 
>>> Thanks,
>>> Sean
>>