@Andre: do you see a lot of these when you build?

[WARNING] Unable to autodetect 'javac' path, using 'javac' from the
environment.


On Sun, Dec 6, 2015 at 6:08 PM, Tony Kurc <[email protected]> wrote:

> Going to try this:
> tkurc@computer:~/nifi/$ export
> JAVA_HOME=/usr/lib/jvm/java-1.7.0-openjdk-amd64/jre
> tkurc@computer:~/nifi/$ mvn -version
> Apache Maven 3.3.3 (7994120775791599e205a5524ec3e0dfe41d4a06;
> 2015-04-22T07:57:37-04:00)
> Maven home: /opt/maven/apache-maven-3.3.3
> Java version: 1.7.0_85, vendor: Oracle Corporation
> Java home: /usr/lib/jvm/java-7-openjdk-amd64/jre
> Default locale: en_US, platform encoding: UTF-8
> OS name: "linux", version: "3.13.0-68-generic", arch: "amd64", family:
> "unix"
>
>
> On Sun, Dec 6, 2015 at 6:06 PM, Joe Witt <[email protected]> wrote:
>
>> I am not seeing this.  Built on 8.  Run on 7.
>>
>> But def want to help get to the bottom of it.
>> On Dec 6, 2015 5:59 PM, "Matt Burgess" <[email protected]> wrote:
>>
>> > I couldn't find the reference on a quick internet search; instead they
>> say
>> > it has something to do with non-transitive Comparators and/or the new
>> > TimSort implementation. I would think if that were the case we would've
>> > seen this a lot earlier though; not everyone is having this problem
>> right?
>> >
>> > Sent from my iPhone
>> >
>> > > On Dec 6, 2015, at 5:49 PM, Tony Kurc <[email protected]> wrote:
>> > >
>> > > @Matt, I'm compiling now too
>> > >
>> > >> On Sun, Dec 6, 2015 at 5:46 PM, Matt Burgess <[email protected]>
>> > wrote:
>> > >>
>> > >> Yes sir. I think they changed the way constructor bytecodes are
>> > generated
>> > >> in Java 8, so if you want to run on Java 8 you're supposed to
>> compile on
>> > >> Java 8 (even if you also want a Java 7 target). I will try to find a
>> > >> reference on this to make sure I'm not entirely crazy, but I'm pretty
>> > sure
>> > >> I've run into this before.
>> > >>
>> > >> Sent from my iPhone
>> > >>
>> > >>> On Dec 6, 2015, at 5:35 PM, Tony Kurc <[email protected]> wrote:
>> > >>>
>> > >>> @Matt - so I could try to replicate by setting my JAVA_HOME to a 7
>> jdk
>> > >> when
>> > >>> I build, then when I launch, use an 8 jre? I'll give that a try
>> > >>>
>> > >>>> On Sun, Dec 6, 2015 at 5:31 PM, Matt Burgess <[email protected]>
>> > >> wrote:
>> > >>>>
>> > >>>> I think I've seen that with Java 7 compiled code (not compiled
>> with 8
>> > >>>> using 7 target) loaded on a Java 8 VM.
>> > >>>>
>> > >>>> Sent from my iPhone
>> > >>>>
>> > >>>>> On Dec 6, 2015, at 4:58 PM, Andre <[email protected]> wrote:
>> > >>>>>
>> > >>>>> Matt,
>> > >>>>>
>> > >>>>> $ mvn -version
>> > >>>>> Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5;
>> > >>>>> 2015-11-11T03:41:47+11:00)
>> > >>>>> Maven home: /usr/local/apache-maven-3.3.9
>> > >>>>> Java version: 1.7.0_91, vendor: Oracle Corporation
>> > >>>>> Java home: /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.91.x86_64/jre
>> > >>>>> Default locale: en_US, platform encoding: UTF-8
>> > >>>>> OS name: "linux", version: "2.6.32-573.8.1.el6.x86_64", arch:
>> > "amd64",
>> > >>>>> family: "unix"
>> > >>>>>
>> > >>>>> Yes. It did happen with the RC1 as well.
>> > >>>>>
>> > >>>>> System is a centos development box with nothing in special, all
>> > >>>>> packages, except maven are installed from Centos & EPEL repos.
>> Maven
>> > >>>>> installed from TGZ.
>> > >>>>>
>> > >>>>>
>> > >>>>>
>> > >>>>>> On Mon, Dec 7, 2015 at 12:26 AM, Matt Gilman <
>> > [email protected]
>> > >>>
>> > >>>> wrote:
>> > >>>>>> Andre,
>> > >>>>>>
>> > >>>>>> Can you confirm that your up to date? And then run 'mvn
>> -version' to
>> > >>>>>> provide your environment? Also do you see them same thing running
>> > the
>> > >>>> 0.4.0
>> > >>>>>> RC candidate that was sent out yesterday?
>> > >>>>>>
>> > >>>>>> Thanks!
>> > >>>>>>
>> > >>>>>> Matt
>> > >>>>>>
>> > >>>>>>> On Sun, Dec 6, 2015 at 4:19 AM, Andre <[email protected]>
>> > wrote:
>> > >>>>>>>
>> > >>>>>>> Hi there,
>> > >>>>>>>
>> > >>>>>>> I am wondering if anyone else is facing the following error when
>> > >>>>>>> starting nifi 0.4.0 compiled from master??
>> > >>>>>>>
>> > >>>>>>> 2015-12-06 19:58:31,325 WARN [main]
>> > >>>>>>> org.eclipse.jetty.webapp.WebAppContext Failed startup of context
>> > >>>>>>> o.e.j.w.WebAppContext@2c9af8c3
>> > >>
>> >
>> {/nifi,file:/home/user/development/nifi/nifi-assembly/target/nifi-0.4.0-SNAPSHOT-bin/nifi-0.4.0-SNAPSHOT/work/jetty/nifi-web-ui-0.4.0-SNAPSHOT.war/webapp/,STARTING}{./work/nar/framework/nifi-framework-nar-0.4.0-SNAPSHOT.nar-unpacked/META-INF/bundled-dependencies/nifi-web-ui-0.4.0-SNAPSHOT.war}
>> > >>>>>>> java.lang.IllegalArgumentException: Comparison method violates
>> its
>> > >>>>>>> general contract!
>> > >>
>> >
>>
>
>

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