I would mention two other options to keep in mind:

 - In Python, the driver program can be tiny (much smaller than JSON
probably)
 - Beam SQL (tied to the Java SDK) is experimenting with a SQL shell/CLI.
It is not quite done, but you could follow
https://issues.apache.org/jira/browse/BEAM-3773.

Kenn

On Fri, May 25, 2018 at 8:51 AM Jean-Baptiste Onofré <j...@nanthrax.net>
wrote:

> Hi,
>
> That's on the Declarative DSLs scope: XML and JSON.
>
> It's not yet ready but it's a work in progress.
>
> You can follow:
>
> https://issues.apache.org/jira/browse/BEAM-14
>
> Regards
> JB
>
> On 25/05/2018 17:15, S. Sahayaraj wrote:
> > Hello,
> >
> >                 I would like to create the Beam pipeline (in Java) from
> > the definitions given in JSON file. Is there any Beam Compiler
> > available? Is any specification that guides me on how to do it?  I don’t
> > want to write the driver program for every pipeline. Please suggest.
> >
> >
> >
> > Cheers,
> >
> > S. Sahayaraj
> >
>
> --
> --
> Jean-Baptiste Onofré
> jbono...@apache.org
> http://blog.nanthrax.net
> Talend - http://www.talend.com
>

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