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Date: Mon, 19 Jun 2006 20:24:54 -0400 (EDT)
From: Igor Peshansky <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Reid Thompson <reid DOT thompson AT ateb DOT com>
cc: cygwin AT cygwin DOT com
Subject: Re: loop through folders
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On Mon, 19 Jun 2006, Reid Thompson wrote:

> smanna wrote:
> > Hello I am trying to write a script. This is the thing, I want to loop
> > through all folders in a certain folder and send all files in these
> > folders to a java program. The files are somewhere in the
> > neighbourhood of 170.000. the setup is:
> >                             Home
> > cygwin.sh         program.java                                Folder
> >                                                       folder
> > folder  ...
> >                                               folder   folder  ...
> > folder   folder  ...
> >                                               files      files    ...
> > files      files    ...
> >
> > help would be completely fantastic!!
>
> try something along the lines of
>
> for dir in `find . -type d`
> do
>   for file in `ls $dir`
>   do
>       program.java ${dir}/$file
>   done
> done

How about simply

find . -type f | java program

and have program.java read filenames from System.in?  That way you're not
spawning 1 JVM per file.
	Igor
P.S. For a non-Cygwin question, this is getting an awful lot of replies.
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_	    pechtcha AT cs DOT nyu DOT edu | igor AT watson DOT ibm DOT com
ZZZzz /,`.-'`'    -.  ;-;;,_		Igor Peshansky, Ph.D. (name changed!)
     |,4-  ) )-,_. ,\ (  `'-'		old name: Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

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