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From Andrey Kuznetsov <stku...@gmail.com>
Subject Re: Java 9 support
Date Wed, 10 Jan 2018 10:25:44 GMT
Thanks, Petr.

I heard of some activity related to performance consequences of
ReentrantLocks in IGNITE-6736 fix. So, I'd like to get a reviewer feedback
first.

Andrey G., Vladimir O., is it possible to merge the fix to master?

2018-01-10 9:56 GMT+03:00 Petr Ivanov <mr.weider@gmail.com>:

> Andrey — double checked your solution and it works now. Guess there was
> some merge error first time.
> Sorry for misleading.
>
> So, there is working solution for Java 9 build and I’d like to save this
> configuration in ignite-6730 (making IGNITE-7144 and IGNITE-6736 to become
> subtasks in the process).
> What do you think?
>
>
> > On 9 Jan 2018, at 20:49, Andrey Kuznetsov <stkuzma@gmail.com> wrote:
> >
> > Hi Petr!
> >
> > Could you please clarify what is wrong with fix proposed in IGNITE-6736,
> > and what is supposed to be a replacement for monitorEnter/monitorExit
> now?
> >
> > 2018-01-09 19:08 GMT+03:00 Petr Ivanov <mr.weider@gmail.com>:
> >
> >> Hi all.
> >>
> >>
> >> After some thorough research and with help of fellow igniters, I’ve
> >> managed to prepare more or less stable Java 9 build configuration of
> Apache
> >> Ignite.
> >>
> >> Here are changes to make it work:
> >> - Java 8 profiles and build process revision, made in IGNITE-7203;
> >> - Java 9 maven profile prepared in IGNITE-7144 (will be moved to
> >> IGNITE-6730 as subtask);
> >> - specific maven-compiler-plugin configuration with JVM args for Java 9
> >> profile (as was proposed by Vladimir Ozerov);
> >> - maven-bundle-plugin version is updated to 3.5.0;
> >> - maven-compiler-plugin version synchronised to 3.7.0 (in Cassandra
> >> modules);
> >> - scala version updated to 2.12.4;
> >> - disabled scalar-2.10, spark-2.10 and visor-console-2.10 modules (due
> to
> >> dependency in scala 2.10 which is unsupported by Java 9);
> >> - sun.misc.JavaNioAccess import changed to jdk.internal.misc.
> JavaNioAccess
> >> in GridUnsafe.java and PageMemoryImpl.java;
> >> - sun.misc.SharedSecrets import changed to jdk.internal.misc.
> SharedSecrets
> >> in GridUnsafe.java and PageMemoryImpl.java;
> >> - methods monitorEnter and monitorExit bodies commented out (fix from
> >> IGNITE-6736 did not work).
> >>
> >> I’d like to put these changes into ignite-6730 to have working compiling
> >> under Java 9 branch — so that we can continue work on improving Apache
> >> Ignite’s Java 9 support.
> >
> >
> >
> >
> > --
> > Best regards,
> >  Andrey Kuznetsov.
>
>


-- 
Best regards,
  Andrey Kuznetsov.

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