[kepler-dev] File exists? actor

Norbert Podhorszki pnorbert at cs.ucdavis.edu
Mon Apr 24 09:53:21 PDT 2006

How is it appropriate at this moment to check if a directory/file exists?

I want to use the directory as information on a running-and-restarted 
workflow, or just start a new workflow and use the given directory name as 
new store.

So I need sth, like:    <filename> ---> Actor ----> true/false

Is there also a file browser actor somewhere? Or shall I use the 



      Norbert Podhorszki
      University of California, Davis
      Department of Computer Science
      1 Shields Ave, 2236 Kemper Hall
      Davis, CA 95616
      (530) 754-8188
      pnorbert at cs.ucdavis.edu

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