RFR (S) CR 8016236: Class.getGenericInterfaces performance improvement

Peter Levart peter.levart at gmail.com
Mon Jun 17 06:06:04 UTC 2013

On 06/16/2013 09:44 PM, Alan Bateman wrote:
> On 13/06/2013 12:47, Aleksey Shipilev wrote:
>> Friendly reminder for the reviewers.
>> On 06/10/2013 07:53 PM, Aleksey Shipilev wrote:
>>> This is the follow-up on the issue Doug identified:
>>> http://mail.openjdk.java.net/pipermail/core-libs-dev/2013-June/017798.html
>>> I had reworked the patch, webrev is here:
>>>    http://cr.openjdk.java.net/~shade/8016236/webrev.01/
>> The current webrev is here:
>>    http://cr.openjdk.java.net/~shade/8016236/webrev.02/
> I'm just catching up on this thread, webrev.02 looks very good to me. 
> I can sponsor it.
> One comment on ClassRepositoryHolder is that it's "yet another class" 
> (we have a proliferation of holder classes since we started using this 
> idiom). It makes me wonder if it might be better to move the constant 
> to ClassRepository.

That's a good idea. Since it's in a package different from java.lang, 
the field would have to be public. So perhaps a chain of no-arg 
constructors could be used to construct such instance which would be 
unusable for any purpose other than identity comparison.


> -Alan.

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