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From "Spencer, Dave" <d...@lumos.com>
Subject RE: Converting a Directory to a RAMDirectory
Date Thu, 17 Oct 2002 20:49:05 GMT
I thought I tried to contribute this months ago but I can't find
the orig post - no problem - I'd just be happy to see it get in.
And yes, there was the same discussion about ctr vs. helper method.


-----Original Message-----
From: Otis Gospodnetic [mailto:otis_gospodnetic@yahoo.com]
Sent: Thursday, October 17, 2002 12:00 PM
To: Lucene Developers List
Subject: RE: Converting a Directory to a RAMDirectory


Yes, I forgot to list that option.

Btw. this all sounds very familiar.  I thought somebody (from France?)
has already contributed this months ago.

Otis


--- Eric Isakson <Eric.Isakson@sas.com> wrote:
> Why not add this code to a RAMDirectory constructor like:
> 
> 	public RAMDirectory(Directory d) throws IOException {
> 		this();
> 		final String[] ar = d.list();
> 		for (int i = 0; i < ar.length; i++) {
> 			// make place on ram disk
> 			OutputStream os = createFile(ar[i]);
> 			// read current file
> 			InputStream is = d.openFile(ar[i]);
> 			// and copy to ram disk
> 			int len = (int) is.length();
> 			byte[] buf = new byte[len];
> 			is.readBytes(buf, 0, len);
> 			os.writeBytes(buf, len);
> 			// graceful cleanup
> 			is.close();
> 			os.close();
> 		}
> 	}
> 
> --
> Eric D. Isakson        SAS Institute Inc.
> Application Developer  SAS Campus Drive
> XML Technologies       Cary, NC 27513
> (919) 531-3639         http://www.sas.com
> 
> 
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