[jdev] are JIDs case sensitive?

Peter Saint-Andre stpeter at jabber.org
Tue Aug 1 09:59:43 CDT 2006

Matthias Wimmer wrote:
> Hi Matt,
> Matt Tucker schrieb:
>> The part you quoted is actually the part that specifies that the node is
>> not case sensitive. Saying that the "nodeprep profile of [STRINGPREP]"
>> applies to nodes (or usernames) is basically a fancy and more accurate
>> way of stating that usernames are not case sensitive (it also specifies
>> other rules). However, resources *are* case sensitive.
> Are are right with that, but I wanted to add, that using the nodeprep
> profile of stringprep is more than being case-insensitive. It takes care
> about much more letters. E.g. even the following two JIDs are the same:
> straßburg at example.com is the same JID as strassburg at example.com.

Right. Stringprep uses the term "case folding", since the terms "case
sensitive" and "case insensitive" refer only to US-ASCII characters.


Peter Saint-Andre
Jabber Software Foundation

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