[foreign] RFR 8219119: Need API to create a null Callback

[Sundararajan Athijegannathan]

Updated: https://cr.openjdk.java.net/~sundar/8219119/webrev.01/

Thanks
-Sundar

On 15/02/19, 10:33 PM, Maurizio Cimadamore wrote:
> Looks good - but I think it can be simplified further - there's no 
> need to accept a carrier type in Callback::ofNull.
>
> You can just create a CallbackImpl which throws NPE whenever you try 
> to call 'asFunction'.
>
> Maurizio
>
> On 15/02/2019 17:00, Sundararajan Athijegannathan wrote:
>> Please review.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8219119
>> Webrev: https://cr.openjdk.java.net/~sundar/8219119/webrev.00/
>>
>> Thanks,
>> -Sundar