@Martin, Yes.... I mean exactly that... And if you are clever enough you can do some optimizations like caching generated thumbnails :-)
On Thu, Jun 4, 2015 at 10:00 AM, Martin Grigorov <mgrigo...@apache.org> wrote: > I think Ernesto suggests to use something like the mounted resources > explained at > http://wicketinaction.com/2011/07/wicket-1-5-mounting-resources/ > This way the browser will be able to make several requests to the server > because there is no locking at the server side as with Page instances. > > Martin Grigorov > Wicket Training and Consulting > https://twitter.com/mtgrigorov > > On Thu, Jun 4, 2015 at 10:43 AM, Edgar Merino <donvo...@gmail.com> wrote: > > > Hello, thanks for the response, what do you mean exactly by delegate to > > the mounted resource? I'm thinking I can mount the images resource, and > > simply reference them using their URI (is this what you mean by delating > > the call to the mounted resource?), so even if users replace the panel, > > image loading won't be cancelled, since it will still be waiting for an > > existing resource (instead of the problem I'm having now, where the > > resource vanishes before being transfered to the user). > > > > I believe this should avoid 3. in your response, what do you think? > > > > > > On 04/06/15 02:26, Ernesto Reinaldo Barreiro wrote: > > > >> Hi, > >> > >> I see two options.... > >> > >> 1- Block the screen while images are being loaded so user has to wait. > >> > >> or > >> > >> 1- Mount a resource serving images thumbnails. > >> 2- Panel showing those thumbnails just delegates into mounted resource. > >> So, > >> image generation will be faster and panel replacement will be more fluid > >> 3- Also block UI while replacing panel: if your users are too fast you > >> might encounter the same problem again. > >> > >> > >> On Thu, Jun 4, 2015 at 9:16 AM, Edgar Merino <donvo...@gmail.com> > wrote: > >> > >> Hello: > >>> > >>> I'm having a problem with dynamic resources and ajax calls, I > have a > >>> panel that includes some image thumbnails, these thumbnails may take > >>> between 5 and 30 seconds, if a user attemps to cancel loading of this > >>> images and loading another panel (e.g. replacing the panel), an > exception > >>> will be thrown and cause a 500 response for each of the resources that > >>> failed to load. The logged error message is as follows: > >>> > >>> ERROR - DefaultExceptionMapper - Unexpected error occurred > >>> org.apache.wicket.WicketRuntimeException: Component > >>> 'mainContainer:mainPanel:wrappedContent:tabbedPanel:panel:materias' has > >>> been removed from page. > >>> > >>> I understand the error, but I don't know what to do to avoid it, > has > >>> anyone got a similar problem and found a solution? > >>> > >>> > >>> Thanks in advance. > >>> Edgar Merino. > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > >>> For additional commands, e-mail: users-h...@wicket.apache.org > >>> > >>> > >>> > >> > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > > For additional commands, e-mail: users-h...@wicket.apache.org > > > > > -- Regards - Ernesto Reinaldo Barreiro
