I can help with JDK8 enforcement — just give me the links to target suites when agreed.
> On 25 Sep 2019, at 01:53, Denis Magda <
[hidden email]> wrote:
>
> Nikolay,
>
> Thanks for the details. How about enforcing JDK 8 for the Spark integration
> in general and run its tests on the VM only? We'll do this until Spark
> community fully support JDK 11+.
>
> As for Spark 2.4.0 module [1], how about releasing Ignite 2.7.7 with Spark
> related changes only? As long as Ignite modularization is a long process,
> we can follow your advice and create two more modules ignite_spark_24 and
> ignite_spark_25 . Plus Alexey is working on extra Spark improvements.
>
> [1]
https://issues.apache.org/jira/browse/IGNITE-12054> -
> Denis
>
>
> On Thu, Sep 19, 2019 at 11:58 PM Nikolay Izhikov <
[hidden email]>
> wrote:
>
>> Hello, Denis.
>>
>> Spark uses Scala 2.11 [1]
>> Scala 2.11 compatible with the jdk version described on [2].
>>
>> Few notes from the link:
>>
>>> We recommend using Java 8 for compiling Scala code
>>> JDK 11 compatibility notes
>>> As of Scala 2.13.0, 2.12.8 and 2.11.12, JDK 11 support is incomplete
>>
>> I also got several issues with the Spark itself when trying to run it on
>> the Java 11.
>> Please, take a look at [3], [4]
>>
>> All in all, with the spark 2.3 we should stay on java8 to get things
>> worked.
>>
>> [1]
http://spark.apache.org/docs/2.4.0/>> [2]
https://docs.scala-lang.org/overviews/jdk-compatibility/overview.html>> [3]
>>
>>
https://stackoverflow.com/questions/49961991/java-lang-illegalargumentexception-at-org-apache-xbean-asm5-classreader-initu?noredirect=1&lq=1>> [4]
>>
>>
https://stackoverflow.com/questions/51352591/spark-java-illegalargumentexception-at-org-apache-xbean-asm5-classreader>>
>>
>> чт, 19 сент. 2019 г. в 21:39, Denis Magda <
[hidden email]>:
>>
>>> Nikolay,
>>>
>>> What needs to be done to ensure Java 9++ works with Spark Examples? Do we
>>> need to create another Spark module or drop some scala version?
>>>
>>> -
>>> Denis
>>>
>>>
>>> On Thu, Sep 19, 2019 at 9:23 AM Nikolay Izhikov <
[hidden email]>
>>> wrote:
>>>
>>>> Hello, Igniters.
>>>>
>>>> Examples suite on TC doesn't work correctly under java9+. [1], [2]
>>>>
>>>> The reason is the Spark examples.
>>>>
>>>> Spark 2.3(our current version) work with scala 2.11 and scala 2.11
>>> support
>>>> of java9+ is "incomplete".
>>>>
>>>> Can we stick example suite to jdk8 only?
>>>>
>>>> [1]
>>>>
>>>
>>
https://ci.ignite.apache.org/viewLog.html?buildId=4610507&buildTypeId=IgniteTests24Java8_Examples>>>> [2]
>>>>
>>>
>>
https://ci.ignite.apache.org/viewLog.html?buildId=4609013&buildTypeId=IgniteTests24Java8_Examples>>>>
>>>
>>
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