[R] calling R from java

A.J. Rossini rossini at blindglobe.net
Wed Apr 21 19:04:00 CEST 2004

Look at the SJava package on Omegahat.org

Good luck.


"anthony.ferrari at ensimag.imag.fr" <ferraria at ensisun.imag.fr> writes:

> Hello,
> I need to call R from a java(swing) application. I manage to do it with
> something like :
> Process p = Runtime.getRuntime().exec("R --slave")
> OutputStreanWriter o = new OutputStreamWriter(p.getOutputStream())
> o.wrote("...")
> ... etc
> but at the end no .Rdata file has been created and there are some data I
> don't want to reload each time (for time execution reasons).
> So,
> Is it possible when calling R from java to create a .Rdata file to save
> data and as a consequence when recalling in the same directory not to have
> to reload those data ?
>  (Maybe the option --slave need to be changed ? )
> many thanks for helping me
> best regards,
> af
> anthony.ferrari at ensimag.imag.fr
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rossini at u.washington.edu            http://www.analytics.washington.edu/ 
Biomedical and Health Informatics   University of Washington
Biostatistics, SCHARP/HVTN          Fred Hutchinson Cancer Research Center
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