[Kde-pim] Akonadi Question when removing items

[Martin Koller]

On Wednesday 26 March 2014 11:25:04 Daniel Vrátil wrote:

> > I have an mbox, set to compact every 1 msg. Having 5 messages in the box,
> > select first 2 msg, hit "Shift-Del" in kmail.
> > mbox resource gets itemRemoved(), which leads to mbox::purge() which needs
> > to change all remoteids below. FetchJob however only returns 3 as the second
> > is already gone.
> 
> Your problem could partially be solved by porting the resource to 
> AgentBase::ObserverV3 so that change notifications are delivered in batches. 
> This would allow you to do compaction after each batch instead of every single 
> change.
> 
> Although change notifications are compressed on the server and on the client 
> side, it still does not guarantee that two subsequent batches are not 
> generated.
> 
> Delaying the compaction by couple seconds after last batch should cover most 
> cases however.

well, this is not a safe solution. I can always have this race condition where
the agent wants to act on an item which is no longer in the DB.

-- 
Best regards/Schöne Grüße

Martin
A: Because it breaks the logical sequence of discussion
Q: Why is top posting bad?

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