On Thursday 19 June 2008 03:23, Daniel Cheng wrote:
> On Wed, Jun 18, 2008 at 6:27 PM, Matthew Toseland
> <toad at amphibian.dyndns.org> wrote:
> > On Wednesday 18 June 2008 06:49, Daniel Cheng wrote:
> >> On Wed, Jun 18, 2008 at 6:17 AM, <toad at freenetproject.org> wrote:
> >> > Author: toad
> >> > Date: 2008-06-17 22:17:59 +0000 (Tue, 17 Jun 2008)
> >> > New Revision: 20419
> >> >
> >> [...]
> >> > Added:
branches/db4o/freenet/src/freenet/client/async/USKFetcherTag.java
> >> > ===================================================================
> >> > --- branches/db4o/freenet/src/freenet/client/async/USKFetcherTag.java
> > (rev 0)
> >> > +++ branches/db4o/freenet/src/freenet/client/async/USKFetcherTag.java
> > 2008-06-17 22:17:59 UTC (rev 20419)
> >> > @@ -0,0 +1,114 @@
> >> > +package freenet.client.async;
> >> > +
> >> > +import com.db4o.ObjectContainer;
> >> > +
> >> > +import freenet.client.FetchContext;
> >> > +import freenet.keys.USK;
> >> > +import freenet.node.RequestClient;
> >> > +
> >> > +/**
> >> > + * Not the actual fetcher. Just a tag associating a USK with the
client
> > that should be called when
> >> > + * the fetch has been done. Can be included in persistent requests. On
> > startup, all USK fetches are
> >> > + * restarted, but this remains the same: the actual USKFetcher's are
> > always transient.
> >> > + * @author toad
> >> > + */
> >> > +class USKFetcherTag implements ClientGetState, USKFetcherCallback {
> >> > +
> >> > + /** For persistence */
> >> > + public final long nodeDBHandle;
> >> > + /** The callback */
> >> > + public final USKFetcherCallback callback;
> >> [...]
> >> > + transient USKFetcher fetcher;
> >>
> >> Mark "callback" as transient too?
> >> Or does it matter?
> >
> > No, callback has to be persistent. The USKFetcher is recreated each
startup,
> > the callback is the link to the persistent request or insert that started
it.
> >
>
> Let's see who implements USKFetcherCallback ...
>
> : public class USKInserter implements .... USKFetcherCallback {
> : ....
> : private USKFetcher fetcher
>
> So we are pulling USKFetcher in if we persist the whole graph.
> How many level of depth do we persists ?
No, that's a USKFetcherTag.
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