I already solved it.
I overrided the process() method of the form and caught the exception there.
carloc wrote:
>
> Hi guys, I need clarity on this...
>
> This is what my detachable model
> public CCTIDetachableModel extends Loadable DetachableModel {
>
> private String id;
> private Integer version;
> private Dao dao;
>
> public Object load() {
> MyObject myobj = dao.get(id);
> if (version == null) {
> version = myobj.getVersion();
> }
> else if (!myobject.getVersion().equals(version)) {
> throw new MyVersionMismatchException(MyObject.class, id, version);
> }
>
> return myobj;
> }
> }
>
> I use an AjaxDefaultDataTable or DefaultDataTable on my page.
>
> So the record appears appropriately with the approprirate checkboxes
> corresponding to each model.
> Each checkbox is mapped to a detachable model.
>
> Everytime I click the delete button which is an IndicatingAjaxButton,
> The exception is thrown how ever I'm not able to catch the exception it on
> the onSubmit() method of my
> button.
>
> It doesn't enter the onSubmit or the onError() method of the
> indicatingajaxbutton.
>
> The process never seems to enter the onSubmit() method of my indicating
> ajax button instead it goes directly to the DetachableModel where the
> exception is thrown giving me no chance to catch the exception.
>
> How do I resolve this?
>
> Here's the stacktrace
>
> com.ccti.exception.common.VersionMismatchException
> at
> com.ccti.web.query.QueryDetachableModel.load(QueryDetachableModel.java:31)
> at
> org.apache.wicket.model.LoadableDetachableModel.getObject(LoadableDetachableModel.java:111)
> at org.apache.wicket.Component.getModelObject(Component.java:1265)
> at
> org.apache.wicket.markup.html.form.CheckGroup.convertValue(CheckGroup.java:154)
> at
> org.apache.wicket.markup.html.form.FormComponent.convertInput(FormComponent.java:1112)
> at
> org.apache.wicket.markup.html.form.FormComponent.validate(FormComponent.java:1016)
> at
> org.apache.wicket.markup.html.form.Form$15.validate(Form.java:1651)
> at
> org.apache.wicket.markup.html.form.Form$ValidationVisitor.formComponent(Form.java:152)
> at
> org.apache.wicket.markup.html.form.FormComponent.visitFormComponentsPostOrderHelper(FormComponent.java:400)
> at
> org.apache.wicket.markup.html.form.FormComponent.visitFormComponentsPostOrderHelper(FormComponent.java:387)
> at
> org.apache.wicket.markup.html.form.FormComponent.visitFormComponentsPostOrder(FormComponent.java:365)
> at
> org.apache.wicket.markup.html.form.Form.visitFormComponentsPostOrder(Form.java:980)
> at
> org.apache.wicket.markup.html.form.Form.validateComponents(Form.java:1647)
> at org.apache.wicket.markup.html.form.Form.validate(Form.java:1638)
> at org.apache.wicket.markup.html.form.Form.process(Form.java:792)
> at
> org.apache.wicket.markup.html.form.Form.onFormSubmitted(Form.java:764)
> at
> org.apache.wicket.ajax.form.AjaxFormSubmitBehavior.onEvent(AjaxFormSubmitBehavior.java:126)
> at
> org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:163)
> at
> org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:282)
> at
> org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:100)
> at
> org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:90)
> at
> org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1019)
> at org.apache.wicket.RequestCycle.step(RequestCycle.java:1094)
> at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1173)
> at org.apache.wicket.RequestCycle.request(RequestCycle.java:483)
> at
> org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:277)
> at
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:129)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:821)
> at
> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:821)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:471)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1530)
> at
> org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:633)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1482)
> at org.mortbay.http.HttpServer.service(HttpServer.java:909)
> at org.mortbay.http.HttpConnection.service(HttpConnection.java:820)
> at
> org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:986)
> at org.mortbay.http.HttpConnection.handle(HttpConnection.java:837)
> at
> org.mortbay.http.SocketListener.handleConnection(SocketListener.java:245)
> at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
> at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
>
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