Hi, I think you need a push approach. I suggest you to use the Atmosphere framework that enable a push channel between the client and the server with WebSocket (of HTML5). If Websocket doesn't work, Atmosphere uses the Comet approach.
See: http://jfarcand.wordpress.com/2010/10/07/writing-websocket-application-using-apache-wicket/ Hope that helped you Julien On Sun, Jun 19, 2011 at 11:50 AM, Noven <noven_...@yahoo.com> wrote: > Hi All.. > > Newbie need guide , I just registered and this is my first post. > > I am facing problem about creating a facebook like notification. > Like if your friend tag someone in your photos, there will be a > notification appeared on your facebook page. > > My problem actually, I can't manage the user session/application state. > I have successfully presented my feedback message into jGrowl like here > > The real scenario is : > There are 2 role of user in my application, a user and a supervisor. > When the user create something via a form, a notification appeared on > the supervisor page lively. > > My question is how I can trigger the notification (which is a > feedback message) appears on the supervisor page. Where I have to put my > code, override some method in wicket application class? > > I am sorry if there is a similar question like mine before. > > Thanks, > Noven