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From Chandni Singh <chan...@datatorrent.com>
Subject Re: Operator Utility To Convert Time Into Number Of Windows
Date Sun, 13 Dec 2015 00:36:36 GMT
Hey Tim,

There is a util package under library. Can this be put under util/windows ?

Chandni

On Fri, Dec 11, 2015 at 5:50 PM, Amol Kekre <amol@datatorrent.com> wrote:

> Good idea.
>
> Thks
> Amol
>
> On Fri, Dec 11, 2015 at 4:13 PM, Timothy Farkas <tim@datatorrent.com>
> wrote:
>
> > I'd like to propose creating an operator utility in
> > com.datatorrent.lib.operatorutils to convert time into number of windows
> > and tuples / second into tuples / window. The way in which this currently
> > can be specified is through a property like operationWindowCount or
> > tuplesPerWindow. This works but I've observed that this can lead to
> > confusion. The confusion comes from the fact that the people who develop
> > apps are not necessarily the ones who test deployment configurations and
> > manage the apps, so they think in time not application windows. Also the
> > default application window count and streaming window size is not common
> > knowledge, so it's not easy to compute the conversion from windows to
> time.
> > This small utility method could be reused across operators.
> >
> > Any feedback?
> >
> > Thanks,
> > Tim
> >
>

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