[Imap-protocol] Handle failures during STORE command execution

[Dave Cridland]

On Wed Jun 23 16:41:21 2010, Norman Maurer wrote:

> a store 1:100 flags \Seen

> 

> What should I return if the flag update fails for for message 3  

> only?

> Do I still return the new flags for the rest of the messages (+just

> return the old flags for message 3)  and response with ok or do I  

> need

> to rollback all the changes made during processing the command and

> response with an error ?


You need to rollback.

Otherwise, most especially if FLAGS.SILENT were used, a client will  
be unable to discover what the partial failure was.

Dave.
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