With proper synchronization - yes. But I think you won't need to retrieve it later at all. So just make sure it is not added several times
Martin Grigorov Wicket Training and Consulting https://twitter.com/mtgrigorov On Mon, Dec 15, 2014 at 10:31 PM, mscoon <[email protected]> wrote: > > Thanks Martin for your answer. > > Is storing the resource reference in the application metadata once it's > created and retrieving it from the metadata on subsequent uses a safe way > to create it only once? > > On Mon, Dec 15, 2014 at 9:19 AM, Martin Grigorov <[email protected]> > wrote: > > > > On Sun, Dec 14, 2014 at 12:08 AM, mscoon <[email protected]> wrote: > > > > > > Thank you both for your answers. > > > > > > I have reasons to roll my own autocomplete component. But I did take a > > look > > > at the way wiqiery and wicket-jquery are serving the choices. > > > > > > As far as I can tell neither is using a stateless/lightweight way for > > > serving the choices. Both serve them with a request to the page that > > > contains the autocomplete component. This provides flexibility (because > > you > > > can use the page state to adapt the returned choices) but also sounds > > quite > > > expensive. > > > > > > Am I going too far here worrying about performance? > > > > > > Also, if I wanted to use resources as Andrea suggested, the only way to > > > register them is via an initializer or at application start? Can't the > > > component register them? > > > > > > > Yes. > > ((WebApplication))component.getApplication()).mountResource(...) > > > > But this may register/mount the resource many times - as many as this > > component is used. > > > > > > > > > > > > > > > > > > > On Sat, Dec 13, 2014 at 10:33 PM, Martin Grigorov < > [email protected]> > > > wrote: > > > > > > > > Hi, > > > > > > > > There are few very good integrations between Wicket and JQuery UI. > > > > Check https://github.com/sebfz1/wicket-jquery-ui and > > > > https://github.com/WiQuery/wiquery > > > > Both of them provide autocomplete component. > > > > > > > > Martin Grigorov > > > > Wicket Training and Consulting > > > > https://twitter.com/mtgrigorov > > > > > > > > On Sat, Dec 13, 2014 at 7:50 PM, Andrea Del Bene < > [email protected] > > > > > > > wrote: > > > > > > > > > > Hi, > > > > > > > > > > I suggest you to use a resource instead of an adapted stateless > page. > > > > > Wicketstuff has a module with special Wicket resources to implement > > > REST > > > > > api: https://github.com/wicketstuff/core/tree/master/ > > > > > jdk-1.7-parent/wicketstuff-restannotations-parent. Here you can > find > > > > > resources that already produce JSON in output. > > > > > To configure them you might use a Wicket initializer: > > > > > http://wicket.apache.org/guide/guide/single.html#advanced_3 > > > > > > > > > > Hi all, > > > > >> > > > > >> I am making an autocomplete component based on > jquery-autocomplete. > > > > >> > > > > >> I have currently implemented the data source using a stateless web > > > page > > > > >> which writes the json response. > > > > >> > > > > >> What I don't like about this is that it is a separate file/class > > from > > > my > > > > >> autocomplete component. But I like that it's stateless. > > > > >> > > > > >> Could I achieve the same effect (statelessness) using a dynamic > > > resource > > > > >> registered/created from within the autocomplete component? In > other > > > > words > > > > >> I > > > > >> want the autocomplete component, upon creation, to register a > > resource > > > > >> that > > > > >> can be used to serve the autocomplete options. But I want the > > resource > > > > to > > > > >> be stateless and lightweight and the requests to return the > > > autocomplete > > > > >> options should not have to go through the page that contains the > > > > >> autocomplete component. > > > > >> > > > > >> Furthermore, if I have the same autocomplete component twice in a > > > page, > > > > >> the > > > > >> resource should be registered only once and server requests for > both > > > > >> components. > > > > >> > > > > >> Is this possible? Can you provide some guidelines? > > > > >> > > > > >> Thanks > > > > >> Marios > > > > >> > > > > >> > > > > > > > > > > > --------------------------------------------------------------------- > > > > > To unsubscribe, e-mail: [email protected] > > > > > For additional commands, e-mail: [email protected] > > > > > > > > > > > > > > > > > > > >
