I'll take a look anyway - I'm wondering if we can do anything to avoid the need for --illegal-access=permit.
Jon On Thu, Apr 8, 2021 at 1:09 PM Zowalla, Richard < [email protected]> wrote: > A little update: It seems the problematic thing is "JEP 396: Strongly > Encapsulate JDK Internals by Default", which was introduced with Java > 16. Adding "--illegal-access=permit" (default of Java 9) to the > commandline arguments restored the behaviour of pre-Java 16. > > Creating the minimal example as well as the related exception instead > of a JVM crash helped a lot. > > The JVM crash in the project is gone and everything seems to work like > a charm (deployment, ...). I will run some additional tests with the > deployed application but it is looking good at the moment, so for now: > > Java 16 seem to work fine with the current 8.0.7-SNAPSHOT + OpenJPA > 3.1.3-SNAPSHOT). > > Gruss > Richard > > Am Donnerstag, den 08.04.2021, 11:42 +0000 schrieb Zowalla, Richard: > > Sadly, I cannot reproduce the JVM crash in my minimal example. > > > > However, it reveals some other (probably access-related) issues in > > LocalBeanProxyFactory.createProxy(...) which might have lead to the > > crash in the actual project. > > > > It can be found here: https://github.com/rzo1/jdk16-testing > > > > Gruss > > Richard > > > > > > Am Donnerstag, den 08.04.2021, 11:55 +0100 schrieb Jonathan > > Gallimore: > > > A minimal example would be a big help, thank you! > > > > > > Jon > > > > > > On Thu, Apr 8, 2021 at 11:00 AM Zowalla, Richard < > > > [email protected]> wrote: > > > > > > > Hi Jon, > > > > > > > > thanks for your response. > > > > > > > > I am using the latest OpenJDK 16 build from AdoptOpenJDK ( > > > > https://adoptopenjdk.net/?variant=openjdk16&jvmVariant=hotspot) > > > > on > > > > a > > > > Ubuntu 20.04 LTS system. > > > > > > > > If it helps: I could try to create a minimal example to reproduce > > > > the > > > > crash and push it to Github. > > > > > > > > Gruss > > > > Richard > > > > > > > > Am Donnerstag, den 08.04.2021, 10:39 +0100 schrieb Jonathan > > > > Gallimore: > > > > > I did some of the original work on LocalBeanProxyFactory way > > > > > back. > > > > > I'm > > > > > happy to take a look. Are you building your own JDK from > > > > > source, > > > > > or > > > > > downloading a specific binary (if so, which one)? > > > > > > > > > > Jon > > > > > > > > > > On Thu, Apr 8, 2021 at 8:07 AM Zowalla, Richard < > > > > > [email protected]> wrote: > > > > > > > > > > > Hi, > > > > > > > > > > > > I am doing some bleeding edge testing related to JDK/JRE 16 > > > > > > with > > > > > > the > > > > > > latest TomEE 8.0.7-SNAPSHOT as we have included some 3rd > > > > > > party > > > > > > patches, > > > > > > which should support JDK/JRE 16. One remaining thing is > > > > > > OpenJPA, > > > > > > which > > > > > > will support J16 with 3.1.3-SNAPSHOT (so I have patched it in > > > > > > my > > > > > > test). > > > > > > > > > > > > I get this weird JVM crash [1] probably related to > > > > > > LocalBeanProxyFactory when deploying a JSF/JAX-RS WAR archive > > > > > > via > > > > > > the > > > > > > TomEE Maven Plugin. Maybe someone has some thoughts on it (or > > > > > > a > > > > > > hint)? > > > > > > > > > > > > Gruss > > > > > > Richard > > > > > > > > > > > > > > > > > > [1] > > > > > > https://gist.github.com/rzo1/cf70056a0a27d4cb5a714d6211dc7563 > > > > > > > > > > > > > > > > -- > > > > Richard Zowalla, M.Sc. > > > > Research Associate, PhD Student | Medical Informatics > > > > > > > > Hochschule Heilbronn – University of Applied Sciences > > > > Max-Planck-Str. 39 > > > > D-74081 Heilbronn > > > > phone: +49 7131 504 6791 > > > > mail: [email protected] > > > > web: https://www.mi.hs-heilbronn.de/ > > > > > -- > Richard Zowalla, M.Sc. > Research Associate, PhD Student | Medical Informatics > > Hochschule Heilbronn – University of Applied Sciences > Max-Planck-Str. 39 > D-74081 Heilbronn > phone: +49 7131 504 6791 > mail: [email protected] > web: https://www.mi.hs-heilbronn.de/ >
