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Re: UTF-7 and java

From: A. Vine <avine@eng.sun.com>
Date: Mon, 27 Aug 2001 11:09:03 -0700
To: Bob Jung <bobj@netscape.com>
Cc: www-international@w3.org
Message-id: <3B8A8CBF.5BE2768D@eng.sun.com>
Please note that modified UTF-7 is not the same as UTF-7.  In other
words, you cannot use a canned UTF-7 converter for IMAP folder names. 
Modified UTF-7 might as well be called "IMAP folder name special encoding
which isn't used anywhere else".

Andrea

Bob Jung wrote:
> 
> FYI, IMAP version 4rev1 specifices modified utf-7 for mail folders,
> http://www.faqs.org/rfcs/rfc2060.html.
> 
> 
>   5.1.3.  Mailbox International Naming Convention
> 
>      By convention, international mailbox names are specified using a
>      modified version of the UTF-7 encoding described in [UTF-7].  The
>      purpose of these modifications is to correct the following problems
>      with UTF-7:
>      ...
> 
> Thierry Sourbier wrote:
> 
> >> > Quoting Carl Brown
> >> > How long do we have to maintain 7 bit telecommunications
> >> > capability?
> >> >
> > Don't ask me, I have no clue :)).  All I can see is that RFC2152 is
> > not yet
> > marked obsolete therefore if I were a disciplined developper I might
> > be
> > tempted to follow it if I need to deal with SMTP :). That said I
> > totally
> > agree that old technologies should be phased out at some point. If
> > would be
> > great if we can consider that using 8 bits everywhere is safe, but
> > who will
> > give the signal?
> > May be Khurram Ilyas could help us understand why he needs to use
> > UTF-7? May
> > be we can convince him than UTF-8 is just so much better and is now
> > safe for
> > what he wants to do :).
> > By the way there was a 7 hours delay between the time I send my
> > posting and
> > the time it was received :(. This means that my answer was written
> > well
> > before John Cowan's one (hence me not taking into account his
> > comments).
> > Have all a great week end,
> > Cheers,
> > Thierry Sourbier
> > ---------------------------------------------------------
> > -------------------
> > -----------------
> > www.i18ngurus.com - Open Internationalization Resources Directory
> >

-- 
Andrea Vine, avine@eng.sun.com, iPlanet i18n architect
"We've heard that a million monkeys at a million keyboards could produce 
the Complete Works of Shakespeare; now, thanks to the Internet, we know 
this is not true."
--Robert Wilensky
Received on Monday, 27 August 2001 14:10:01 GMT

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