You can't communicate from the client side to the server side using direct Java calls (or observer/observable pattern). You have to communicate with the server using GWT-RPC, JSONP or regular a RequestBuilder.
-- Arthur Kalmenson On Fri, Feb 20, 2009 at 5:37 AM, frankCostello <[email protected]> wrote: > > Hi, > I make a chat with gwt but I have a problem. > I implements a Observer pattern of java.util for comunicate with the > user, but when I deploy my app , give me an error! > > The class tha that implements Observer is: > client-side..... > > public class ChatGui extends Panel implements Observer{ > ..... > > public void update(Observable o, Object arg) { > > ... > > } > } > > ---- > server-side > public class Server extends Observable{ > ..... > } > > I must to import any library on my gwt.xml? > > thanks > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
