+1 on adding node name to the `RecordContext`

-Bill

On Mon, Jun 5, 2017 at 6:24 PM, Jeyhun Karimov <je.kari...@gmail.com> wrote:

> I agree with Matthias's comment. Constructing RecordContext with more
> metadata seems more feasible for me.
>
> Cheers,
> Jeyun
>
> On Mon, Jun 5, 2017 at 7:47 AM Matthias J. Sax <matth...@confluent.io>
> wrote:
>
> > Not with the scope of the current discussion.
> >
> > So far, we discuss to add `RecordContext`, but the context object we use
> > could also provide some more metadata. I see no reason why not to expose
> > the node name there. We already expose TaskId vie `ProcessorContext`. We
> > could also add thread name. IMHO, this would be better than dictating
> > any prefix.
> >
> > Thoughts?
> >
> >
> > -Matthias
> >
> > On 6/4/17 9:03 PM, Guozhang Wang wrote:
> > > Matthias,
> > >
> > > I think even with KIP-159 users would not be able to access the
> processor
> > > node name right?
> > >
> > > Guozhang
> > >
> > > On Thu, Jun 1, 2017 at 10:28 PM, Matthias J. Sax <
> matth...@confluent.io>
> > > wrote:
> > >
> > >> Thanks for the KIP.
> > >>
> > >> Two comments:
> > >>  - I think we should include #writeAsText()
> > >>  - I am not sure if we should use
> > >>
> > >>> "[" + this.streamName + "]: " + mapper.apply(keyToPrint,
> valueToPrint)
> > >>
> > >> in case a mapper is provided. This still dictates a fixed prefix a
> user
> > >> might not want to have (what contradicts or at least limits the scope
> of
> > >> this new functionality). Considering he current discussion of
> KIP-159, a
> > >> user would be able to access the stream name within the provided
> mapper
> > >> and add it if they wish anyway, and thus, I don't think we should
> force
> > >> this format.
> > >>
> > >>
> > >>
> > >> -Matthias
> > >>
> > >>
> > >>
> > >> On 5/30/17 1:38 PM, Guozhang Wang wrote:
> > >>> Overall +1. One comment about the wiki itself:
> > >>>
> > >>> Could you replace the general description of "Argument
> KStream.print()
> > >> which
> > >>> is KStream.print(KeyValueMapper<K, V, String>)" with the actual
> added
> > >>> overloaded functions in the wiki page?
> > >>>
> > >>>
> > >>> Guozhang
> > >>>
> > >>> On Mon, May 22, 2017 at 12:21 AM, James Chain <
> > james.chain1...@gmail.com
> > >>>
> > >>> wrote:
> > >>>
> > >>>> Hi All,
> > >>>>
> > >>>> I want to start this KIP to argument KStream.print().
> > >>>> This vote is already started.
> > >>>> https://cwiki.apache.org/confluence/display/KAFKA/KIP-
> > >>>> 160+-+Augment+KStream.print%28%29+to+allow+users+pass+in+
> > >>>> extra+parameters+in+the+printed+string
> > >>>>
> > >>>> Thanks,
> > >>>>
> > >>>> James Chien
> > >>>>
> > >>>
> > >>>
> > >>>
> > >>
> > >>
> > >
> > >
> >
> > --
> -Cheers
>
> Jeyhun
>

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