[11u] RFR: 8211825: ModuleLayer.defineModulesWithXXX does not setup delegation when module reads automatic module

[Langer, Christoph]

Hi Martin,

this makes sense. Thanks for doing the backport.

Best regards
Christoph

> -----Original Message-----
> From: core-libs-dev <core-libs-dev-retn at openjdk.java.net> On Behalf Of
> Doerr, Martin
> Sent: Mittwoch, 16. Dezember 2020 14:39
> To: core-libs-dev <core-libs-dev at openjdk.java.net>; jdk-updates-
> dev at openjdk.java.net
> Subject: [CAUTION] [11u] RFR: 8211825:
> ModuleLayer.defineModulesWithXXX does not setup delegation when
> module reads automatic module
> 
> Hi,
> 
> JDK-8211825 is backported to 11.0.11-oracle. I'd like to backport it for parity.
> The original change applies cleanly, by javac from 11u has a problem with the
> new AutomaticModulesTest:
> AutomaticModulesTest.java:70: error: reference to createJarFile is
> ambiguous
>         JarUtils.createJarFile(LIB.resolve("alib.jar"), CLASSES);
>                 ^
>   both method createJarFile(Path,Path,Path...) in JarUtils and method
> createJarFile(Path,Path,String...) in JarUtils match
> 
> I suggest to resolve it this way:
> http://cr.openjdk.java.net/~mdoerr/8211825_module_layer_11u/test_fix.p
> atch
> 
> 
> Bug:
> https://bugs.openjdk.java.net/browse/JDK-8211825
> 
> Original change:
> http://hg.openjdk.java.net/jdk/jdk/rev/a42c378b6f01
> 
> 11u webrev:
> http://cr.openjdk.java.net/~mdoerr/8211825_module_layer_11u/webrev.0
> 0/
> 
> Please review.
> 
> Best regards,
> Martin