Re: [1.5-m3] Dropdownchoice and AjaxFromComponentUpdatingBehavior, not working?

[nino martinez wael]

done

https://issues.apache.org/jira/browse/WICKET-3142

2010/10/29 Martin Grigorov <mgrigo...@apache.org>

> ticket + quickstart, please
>
> On Fri, Oct 29, 2010 at 11:44 AM, nino martinez wael <
> nino.martinez.w...@gmail.com> wrote:
>
> > Hi
> >
> > I've just run into this, code never reaches onUpdate of the behavior:
> >
> >
> > Java:
> > AjaxFormComponentUpdatingBehavior ajaxFormComponentUpdatingBehavior = new
> > AjaxFormComponentUpdatingBehavior(
> > "onchange") {
> >
> > @Override
> > protected void onUpdate(AjaxRequestTarget ajaxRequestTarget) {
> >
> > if (displayItemModel.getObject().getTakeDataFromCallCenterTo()
> > .equalsIgnoreCase("medium")) {
> > mediumTextField.setEnabled(false);
> > ajaxRequestTarget.add(mediumTextField);
> > }
> >
> > }
> > };
> >
> > DropDownChoice<String> radioChoice = new DropDownChoice<String>(
> > "TakeDataFromCallCenterTo", SITE);
> > radioChoice.add(ajaxFormComponentUpdatingBehavior);
> > html:
> > <select wicket:id="TakeDataFromCallCenterTo"
> > class="TakeDataFromCallCenterTo">
> > <input type="radio">none</input>
> > <input type="radio">high</input>
> > </select>
> >
> >
> >
> > Log:
> > 2010-10-29 11:39:11,341 ERROR [org.apache.wicket.DefaultExceptionMapper]
>  -
> > Unexpected error occurred
> > java.lang.NullPointerException
> > at
> >
> >
> org.apache.wicket.RequestListenerInterface.invoke(RequestListenerInterface.java:254)
> > at
> >
> >
> org.apache.wicket.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:200)
> > at
> >
> >
> org.apache.wicket.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler.java:173)
> > at
> >
> >
> org.apache.wicket.request.RequestHandlerStack.executeRequestHandler(RequestHandlerStack.java:84)
> > at
> >
> >
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:206)
> > at
> >
> >
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:248)
> > at
> >
> >
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:131)
> > at
> >
> >
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:184)
> > at
> >
> >
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> > at
> >
> >
> com.wideplay.warp.persist.PersistenceFilter$3.run(PersistenceFilter.java:141)
> > at
> >
> >
> com.wideplay.warp.persist.internal.Lifecycles.failEarlyAndLeaveNoOneBehind(Lifecycles.java:29)
> > at
> >
> >
> com.wideplay.warp.persist.PersistenceFilter.doFilter(PersistenceFilter.java:155)
> > at
> >
> >
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
> > at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
> > at
> >
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> > at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
> > at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
> > at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:440)
> > at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> > at org.mortbay.jetty.Server.handle(Server.java:326)
> > at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
> > at
> >
> >
> org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:943)
> > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756)
> > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
> > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
> > at
> >
> >
> org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
> > at
> >
> >
> org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
> > 2010-10-29 11:39:11,357 ERROR [org.apache.wicket.DefaultExceptionMapper]
>  -
> > Unexpected error occurred
> >
>