Hi Gabor, It think is better to change the version of the spark rather than exclude spark, we can use the version 2.4.x when the profile is scala-11 and the version 3.1.2 when the profile scala-12 is activated. What do you think? I can do it if you want.
Best regards, Bertty On Thu, Sep 9, 2021 at 4:29 PM Gábor E. Gévay <[email protected]> wrote: > I've realized in the meantime that many other Wayang modules are also > using Spark. So I guess it's not enough to simply skip the > wayang-spark module, sorry. I'm not sure what to do then. Maybe then > Wayang has to drop support for Scala 2.11. > > Best, > Gábor > > > Gábor E. Gévay <[email protected]> ezt írta (időpont: 2021. szept. 9., > Cs, 15:40): > > > > Hello, > > > > I’m exploring ways to integrate Emma into Wayang, but I ran into some > issues. > > > > Emma can be compiled only with Scala 2.11, and it seems that > > unfortunately I cannot upgrade it to Scala 2.12. So, my first question > > is that is there an intention for Wayang to support Scala 2.11? If > > not, then the Emma integration seems hopeless. > > > > So now I'm trying to compile Wayang with Scala 2.11. From the main > > pom.xml, it seems that if I don’t specify any maven profile then it > > should use Scala 2.11. In this case (‘mvn clean install’ without any > > profiles), I’m running into 2 issues: > > > > 1. There is still the license problem with the Scala 2.11 compiler. I > > think this can be fixed by simply adding 'BSD 3-Clause' to the allowed > > licenses. (‘BSD 3-clause’ is already there, i.e., the same with a > > different capitalization.) > > > > 2. Wayang uses Spark 3.1.2, which is not compatible with Scala 2.11. > > For this, the only workaround I can think of is to include the > > wayang-spark module only if the scala-12 profile is active, similarly > > to how wayang-graphchi is active only if the scala-11 profile is > > active. Do you think this would make sense? > > > > I did both of the above changes on the following branch: > > https://github.com/ggevay/incubator-wayang/tree/spark-2.11 > > If we would like Wayang to support Scala 2.11, then I could open a > > pull request with this. > > > > Best, > > Gábor >
