Re: Change to Lock-Token

• From: Roy T. Fielding <fielding@kiwi.ICS.UCI.EDU>
• Date: Tue, 25 Mar 1997 13:23:42 -0800
• To: Steve Carter <SRCarter@novell.com>
• cc: w3c-dist-auth@w3.org
• Message-ID: <9703251323.aa01971@paris.ics.uci.edu>

>No, the lock token is not a credential. Rather, it is important to know that
>a previously obtained lock is still valid before execuiting some methods.
>If the lock has been lost (timed out, server canceled or lost, admin canceled)
>then the premise of the change has moved out from under you and must be
>reevaluated before continuing.

I'm not sure that a lock qualifies as a premise for a change, but I can
certainly understand the desire to make it a precondition in some cases.
That would fit the purpose of an If-Lock header field, so I'm satisfied.

.....Roy

Received on Tuesday, 25 March 1997 16:29:18 UTC