RFR 7191662: JCE providers should be located via ServiceLoader,

Erik Joelsson erik.joelsson at oracle.com
Mon May 25 08:42:20 UTC 2015

On 2015-05-22 18:53, Mandy Chung wrote:
> On 05/22/2015 08:09 AM, Alan Bateman wrote:
>> On 22/05/2015 13:55, Chris Hegarty wrote:
>>> :
>>> I think it could be done either way.
>> Valerie - have you considered not pushing the services configuration 
>> files with this change? With the change then the java.security 
>> configuration is still class names, not provider names, so the 
>> fallback should just work. This is what we've done in a few other 
>> areas (like JNDI for example).
> I wasn't aware of the other areas that move to service provider but 
> remain being loaded with the fallback Class.forName.
> I would prefer java.security should convert to use the provider names 
> as an example and also exercise the code path using service 
> providers.  If this causes much work to workaround it temporarily, I 
> won't object the security providers are not truly service providers 
> (no META-INF/services and java.security lists class name instead)
> Another option to workaround this:
> we only need to merge the service config files for generating the 
> image.  Can we have do the concatenation of 
> jdk/modules/*/META-INF/services file and output to 
> supports/image_gensrc before the images target and have the image 
> builder to exclude all jdk/modules/*/META-INF/services files and take 
> the supports/image_gensrc instead?
> This will remove the process-provider logic from Gensrc-*.gmk files.  
> Would this be a better alternative?
Maybe, I'm not sure. I still think solving this in java code in the 
ImageBuilder is the right thing to do.


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