Can you try with Form<Void> instead of Form<String> On Tue, Dec 14, 2010 at 4:12 PM, nino martinez wael < nino.martinez.w...@gmail.com> wrote:
> refreshRateModel = new Model<Integer>(); > > refreshRateModel.setObject(coreDaoService > .getWallboardRefreshTimeInSeconds()); > > Form<String> viewerAjaxrefreshRateForm = new Form<String>( > "viewerAjaxrefreshRateForm") { > @Override > protected void onSubmit() { > Integer newRefreshRate = refreshRateModel.getObject(); > coreDaoService > .saveWallboardRefreshTimeInSeconds(newRefreshRate); > info("Stored new refresh rate"); > > } > }; > > TextField<Integer> refreshRateTextField = new TextField<Integer>( > "refreshRate", refreshRateModel); > RangeValidator<Integer> rangeValidator = new > RangeValidator<Integer>(1, > 1800); > refreshRateTextField.add(rangeValidator); > viewerAjaxrefreshRateForm.add(refreshRateTextField); > add(viewerAjaxrefreshRateForm); > > when I enter a value I get this exception: > > WicketMessage: Exception 'java.lang.ClassCastException: > java.lang.Integer cannot be cast to java.lang.String' occurred during > validation org.apache.wicket.validation.validator.RangeValidator on > component 5:viewerAjaxrefreshRateForm:refreshRate > > Stacktrace > > Root cause: > > java.lang.ClassCastException: java.lang.Integer cannot be cast to > java.lang.String > at java.lang.String.compareTo(String.java:92) > at > org.apache.wicket.validation.validator.RangeValidator.validate(RangeValidator.java:76) > at > org.apache.wicket.markup.html.form.FormComponent.validateValidators(FormComponent.java:1445) > at > org.apache.wicket.markup.html.form.FormComponent.validate(FormComponent.java:1042) > at org.apache.wicket.markup.html.form.Form$17.validate(Form.java:1833) > at > org.apache.wicket.markup.html.form.Form$ValidationVisitor.component(Form.java:164) > at > org.apache.wicket.markup.html.form.Form$ValidationVisitor.component(Form.java:148) > at > org.apache.wicket.util.visit.Visits.visitPostOrderHelper(Visits.java:278) > at > org.apache.wicket.util.visit.Visits.visitPostOrderHelper(Visits.java:267) > at org.apache.wicket.util.visit.Visits.visitPostOrder(Visits.java:249) > at > org.apache.wicket.markup.html.form.FormComponent.visitFormComponentsPostOrder(FormComponent.java:338) > at > org.apache.wicket.markup.html.form.Form.visitFormComponentsPostOrder(Form.java:1041) > at > org.apache.wicket.markup.html.form.Form.validateComponents(Form.java:1825) > at org.apache.wicket.markup.html.form.Form.validate(Form.java:1805) > at org.apache.wicket.markup.html.form.Form.process(Form.java:863) > at org.apache.wicket.markup.html.form.Form.process(Form.java:821) > at > org.apache.wicket.markup.html.form.Form.onFormSubmitted(Form.java:786) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.wicket.RequestListenerInterface.invoke(RequestListenerInterface.java:211) > at > org.apache.wicket.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:192) > 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.h >