Hi, don't worry, there are very few stupid questions. :D The KafkaITCase sometimes fails on Travis, this is a known problem currently. On travis you can restart the individual runs for a commit in the view of the failed run.
Hope that helps. Cheers, Aljoscha On Thu, May 14, 2015 at 5:35 PM, Lokesh Rajaram <rajaram.lok...@gmail.com> wrote: > Thanks Aljoscha, Robert. After adding guava dependency for flink-spargel I > was able to progress further but now it's failing in > flink-streaming-connectors for the following test case: > > KafkaITCase.brokerFailureTest:936->tryExecute:352 Test failed with: Job > execution failed. > > Any pointers would help me proceed further. Sorry for a lot of trivial > questions, I am just getting started not familiar with the code base. > I tried running locally, I am able to run it successfully, don't know why > it's only failing in Travis build. Not sure if I am missing something in my > local environment. > > Thanks, > Lokesh > > On Thu, May 14, 2015 at 1:39 AM, Robert Metzger <rmetz...@apache.org> wrote: > >> I think flink-spargel is missing the guava dependency. >> >> On Thu, May 14, 2015 at 8:18 AM, Aljoscha Krettek <aljos...@apache.org> >> wrote: >> >> > @Robert, this seems like a problem with the Shading? >> > >> > On Thu, May 14, 2015 at 5:41 AM, Lokesh Rajaram >> > <rajaram.lok...@gmail.com> wrote: >> > > Thanks Aljioscha. I was able to change as recommended and able to run >> the >> > > entire test suite in local successfully. >> > > However Travis build is failing for pull request: >> > > https://github.com/apache/flink/pull/673. >> > > >> > > It's a compilation failure: >> > > >> > > [ERROR] Failed to execute goal >> > > org.apache.maven.plugins:maven-compiler-plugin:3.1:compile >> > > (default-compile) on project flink-spargel: Compilation failure: >> > > Compilation failure: >> > > [ERROR] >> > > >> > >> /home/travis/build/apache/flink/flink-staging/flink-spargel/src/main/java/org/apache/flink/spargel/java/VertexCentricIteration.java:[42,30] >> > > package com.google.common.base does not exist >> > > >> > > I can definitely see the package imported in the class, compiling and >> > > passing all tests in local. >> > > Anything I am missing here? >> > > >> > > Thanks, >> > > Lokesh >> > > >> > > On Mon, May 11, 2015 at 1:25 AM, Aljoscha Krettek <aljos...@apache.org >> > >> > > wrote: >> > > >> > >> I think you can replace Validate.NotNull(p) with require(p != null, "p >> > >> is null (or something like this)"). >> > >> >> > >> On Mon, May 11, 2015 at 12:27 AM, Lokesh Rajaram >> > >> <rajaram.lok...@gmail.com> wrote: >> > >> > 1. I think I can use require for replacing Validate.isTrue >> > >> > 2. What about Validate.notNull? If require is used it would throw >> > >> > IllegalArgumentException, >> > >> > if assume or assert is used it would throw AssertionError which is >> not >> > >> > compatible with current implementation. >> > >> > >> > >> > Please let me know if my understanding is correct. Also, let me know >> > your >> > >> > thoughts. >> > >> > >> > >> > Thanks, >> > >> > Lokesh >> > >> > >> > >> > On Sun, May 10, 2015 at 1:04 AM, Aljoscha Krettek < >> > aljos...@apache.org> >> > >> > wrote: >> > >> > >> > >> >> I would propose using the methods as Chiwan suggested. If everyone >> > >> >> agrees I can change the Jira issue. >> > >> >> >> > >> >> On Sun, May 10, 2015 at 6:47 AM, Lokesh Rajaram >> > >> >> <rajaram.lok...@gmail.com> wrote: >> > >> >> > Thank you for the reference links. Which approach should I take, >> > >> casting >> > >> >> or >> > >> >> > use scala methods. >> > >> >> > If it's the latter option will the JIRA ticket FLINK-1711 >> > >> >> > <https://issues.apache.org/jira/browse/FLINK-1711> be updated to >> > >> >> reflect it? >> > >> >> > >> > >> >> > Thanks, >> > >> >> > Lokesh >> > >> >> > >> > >> >> > On Sat, May 9, 2015 at 8:16 PM, Chiwan Park < >> chiwanp...@icloud.com >> > > >> > >> >> wrote: >> > >> >> > >> > >> >> >> Hi. There is some problems using Guava’s check method in Scala. >> ( >> > >> >> >> >> https://groups.google.com/forum/#!topic/guava-discuss/juwovq26R3k >> > < >> > >> >> >> >> https://groups.google.com/forum/#!topic/guava-discuss/juwovq26R3k >> > >) >> > >> You >> > >> >> >> can solve this error simply with casting last argument to >> > >> >> java.lang.Object. >> > >> >> >> But I think we’d better use `require`, `assume`, `assert` method >> > >> >> provided >> > >> >> >> by Scala. ( >> > >> >> >> >> http://daily-scala.blogspot.kr/2010/03/assert-require-assume.html >> > < >> > >> >> >> >> http://daily-scala.blogspot.kr/2010/03/assert-require-assume.html >> > >) >> > >> >> >> Because this changes affects many other codes, so we should >> > discuss >> > >> >> about >> > >> >> >> changing Guava's method to Scala’s method. >> > >> >> >> >> > >> >> >> Regards. >> > >> >> >> Chiwan Park (Sent with iPhone) >> > >> >> >> >> > >> >> >> >> > >> >> >> >> > >> >> >> > On May 10, 2015, at 11:49 AM, Lokesh Rajaram < >> > >> >> rajaram.lok...@gmail.com> >> > >> >> >> wrote: >> > >> >> >> > >> > >> >> >> > Hello All, >> > >> >> >> > >> > >> >> >> > I am new to Flink community and am very excited about the >> > project >> > >> and >> > >> >> >> work >> > >> >> >> > you all have been doing. Kudos!! >> > >> >> >> > >> > >> >> >> > I was looking to pickup some starter task. Robert recommended >> to >> > >> pick >> > >> >> up >> > >> >> >> > https://issues.apache.org/jira/browse/FLINK-1711. Thanks >> Robert >> > >> for >> > >> >> your >> > >> >> >> > guidance. >> > >> >> >> > >> > >> >> >> > Sorry for a dumb question. I am done with code changes but my >> > "mvn >> > >> >> >> verify" >> > >> >> >> > failing only for the scala module as follows >> > >> >> >> > >> > >> >> >> > >> > >> >> >> >> > >> >> >> > >> >> > >> flink/flink-scala/src/main/scala/org/apache/flink/api/scala/joinDataSet.scala:77: >> > >> >> >> > error: ambiguous reference to overloaded definition, >> > >> >> >> > [ERROR] both method checkNotNull in object Preconditions of >> type >> > >> >> [T](x$1: >> > >> >> >> > T, x$2: String, x$3: <repeated...>[Object])T >> > >> >> >> > [ERROR] and method checkNotNull in object Preconditions of >> type >> > >> >> [T](x$1: >> > >> >> >> > T, x$2: Any)T >> > >> >> >> > [ERROR] match argument types ((L, R) => O,String) >> > >> >> >> > [ERROR] Preconditions.checkNotNull(fun, "Join function >> must >> > >> not be >> > >> >> >> > null.") >> > >> >> >> > >> > >> >> >> > Same error I see for all of the Scala classes I changed. Any >> > >> pointers >> > >> >> >> here >> > >> >> >> > will be very helpful for me to proceed further. Please let me >> > know >> > >> if >> > >> >> you >> > >> >> >> > need more information. >> > >> >> >> > >> > >> >> >> > Thanks in advance for your help and support. >> > >> >> >> > >> > >> >> >> > Thanks, >> > >> >> >> > Lokesh >> > >> >> >> >> > >> >> >> >> > >> >> >> > >> >> > >>
