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From Reynold Xin <r...@databricks.com>
Subject Re: [discuss] ending support for Java 6?
Date Tue, 05 May 2015 22:25:35 GMT
OK I sent an email.


On Tue, May 5, 2015 at 2:47 PM, shane knapp <sknapp@berkeley.edu> wrote:

> +1 to an announce to user and dev.  java6 is so old and sad.
>
> On Tue, May 5, 2015 at 2:24 PM, Tom Graves <tgraves_cs@yahoo.com> wrote:
>
>> +1. I haven't seen major objections here so I would say send announcement
>> and see if any users have objections
>>
>> Tom
>>
>>
>>
>>   On Tuesday, May 5, 2015 5:09 AM, Patrick Wendell <pwendell@gmail.com>
>> wrote:
>>
>>
>> If there is broad consensus here to drop Java 1.6 in Spark 1.5, should
>> we do an ANNOUNCE to user and dev?
>>
>> On Mon, May 4, 2015 at 7:24 PM, shane knapp <sknapp@berkeley.edu> wrote:
>> > sgtm
>> >
>> > On Mon, May 4, 2015 at 11:23 AM, Patrick Wendell <pwendell@gmail.com>
>> wrote:
>> >>
>> >> If we just set JAVA_HOME in dev/run-test-jenkins, I think it should
>> work.
>> >>
>> >> On Mon, May 4, 2015 at 7:20 PM, shane knapp <sknapp@berkeley.edu>
>> wrote:
>> >> > ...and now the workers all have java6 installed.
>> >> >
>> >> > https://issues.apache.org/jira/browse/SPARK-1437
>> >> >
>> >> > sadly, the built-in jenkins jdk management doesn't allow us to
>> choose a
>> >> > JDK
>> >> > version within matrix projects...  so we need to manage this stuff
>> >> > manually.
>> >> >
>> >> > On Sun, May 3, 2015 at 8:57 AM, shane knapp <sknapp@berkeley.edu>
>> wrote:
>> >> >
>> >> >> that bug predates my time at the amplab...  :)
>> >> >>
>> >> >> anyways, just to restate: jenkins currently only builds w/java
7.
>> if
>> >> >> you
>> >> >> folks need 6, i can make it happen, but it will be a (smallish)
bit
>> of
>> >> >> work.
>> >> >>
>> >> >> shane
>> >> >>
>> >> >> On Sun, May 3, 2015 at 2:14 AM, Sean Owen <sowen@cloudera.com>
>> wrote:
>> >> >>
>> >> >>> Should be, but isn't what Jenkins does.
>> >> >>> https://issues.apache.org/jira/browse/SPARK-1437
>> >> >>>
>> >> >>> At this point it might be simpler to just decide that 1.5 will
>> require
>> >> >>> Java 7 and then the Jenkins setup is correct.
>> >> >>>
>> >> >>> (NB: you can also solve this by setting bootclasspath to JDK
6 libs
>> >> >>> even when using javac 7+ but I think this is overly complicated.)
>> >> >>>
>> >> >>> On Sun, May 3, 2015 at 5:52 AM, Mridul Muralidharan <
>> mridul@gmail.com>
>> >> >>> wrote:
>> >> >>> > Hi Shane,
>> >> >>> >
>> >> >>> >  Since we are still maintaining support for jdk6, jenkins
should
>> be
>> >> >>> > using jdk6 [1] to ensure we do not inadvertently use jdk7
or
>> higher
>> >> >>> > api which breaks source level compat.
>> >> >>> > -source and -target is insufficient to ensure api usage
is
>> >> >>> > conformant
>> >> >>> > with the minimum jdk version we are supporting.
>> >> >>> >
>> >> >>> > Regards,
>> >> >>> > Mridul
>> >> >>> >
>> >> >>> > [1] Not jdk7 as you mentioned
>> >> >>> >
>> >> >>> > On Sat, May 2, 2015 at 8:53 PM, shane knapp <sknapp@berkeley.edu
>> >
>> >> >>> wrote:
>> >> >>> >> that's kinda what we're doing right now, java 7 is
the
>> >> >>> default/standard on
>> >> >>> >> our jenkins.
>> >> >>> >>
>> >> >>> >> or, i vote we buy a butler's outfit for thomas and
have a second
>> >> >>> jenkins
>> >> >>> >> instance...  ;)
>>
>> >> >>>
>> >> >>
>> >> >>
>> >
>> >
>>
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>>
>>
>>
>>
>>
>

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