Hey, @Dawid is right. It is a known issue in Scala. This is due to the functional nature of Scala and is explained on StackOverflow[1].
Best Regards, Dom. [1] https://stackoverflow.com/questions/7498677/why-is-this-reference-ambiguous pt., 30 lis 2018 o 15:56 Dawid Wysakowicz <dwysakow...@apache.org> napisał(a): > Hi Boris, > > I am not a scala expert, so I won't be able explain the root cause > completely, but it is because you access empty-parameter java method as > scala parameterless one (I don't know why it doesn't work). > > If you change your code to: env.getStreamGraph.getJobGraph().getJobID it > will work. > > Best, > > Dawid > On 30/11/2018 15:19, Boris Lublinsky wrote: > > Dominik, > Any feedback on this? > > Boris Lublinsky > FDP Architect > boris.lublin...@lightbend.com > https://www.lightbend.com/ > > On Nov 28, 2018, at 2:56 PM, Boris Lublinsky < > boris.lublin...@lightbend.com> wrote: > > Here is the code > > def executeLocal() : Unit = { > val env = StreamExecutionEnvironment.getExecutionEnvironment > buildGraph(env) > System.out.println("[info] Job ID: " + > env.getStreamGraph.getJobGraph.getJobID) > env.execute() > } > > And an error > > Error:(68, 63) ambiguous reference to overloaded definition, > both method getJobGraph in class StreamGraph of type (x$1: > org.apache.flink.api.common.JobID)org.apache.flink.runtime.jobgraph.JobGraph > and method getJobGraph in class StreamingPlan of type > ()org.apache.flink.runtime.jobgraph.JobGraph > match expected type ? > System.out.println("[info] Job ID: " + > env.getStreamGraph.getJobGraph.getJobID) > > Boris Lublinsky > FDP Architect > boris.lublin...@lightbend.com > https://www.lightbend.com/ > > On Nov 28, 2018, at 2:47 PM, Dominik Wosiński <wos...@gmail.com> wrote: > > Hey, > Could you show the message that You are getting? > Best Regards, > Dom. > > śr., 28 lis 2018 o 19:08 Boris Lublinsky <boris.lublin...@lightbend.com> > napisał(a): > >> >> >> Prior to Flink version 1.6.2 including 1.6.1 >> env.getStreamGraph.getJobGraph was happily returning currently defined >> Graph, but in 1.6.2 this fails to compile with a pretty cryptic message >> AM I missing something? >> >> >> Boris Lublinsky >> FDP Architect >> boris.lublin...@lightbend.com >> https://www.lightbend.com/ >> >> > >
