are you sure you are running against the same wicket jar you compiled
against?
m_salman wrote:
>
> Hi,
>
> I am very very new to Wicket and I am at a very early stage of my
> understanding. I have upgraded to 1.4_m1. But I seem to have a weired
> problem which I don't see any one else have a problem with.
>
> I would appreciate any quick help. Thanks.
>
> Problem is with the add(firstNameTextField) line in the following code:
>
>
> public class TestForm extends Form<TestFormInputModel>
> {
> public TestForm(String name)
> {
> //super(id);
> super(name, new CompoundPropertyModel<TestFormInputModel>(new
> TestFormInputModel()));
>
> RequiredTextField<String> firstNameTextField
> = new RequiredTextField<String>("firstName");
>
> firstNameTextField.setLabel(new Model<String>("First Name"));
> add(firstNameTextField);
> RequiredTextField<String> lastNameTextField
> = new RequiredTextField<String>("lastName");
>
> firstNameTextField.setLabel(new Model<String>("Last Name"));
> add(firstNameTextField);
>
> }
>
> /**
> * @see org.apache.wicket.markup.html.form.Form#onSubmit()
> */
> @Override
> public void onSubmit()
> {
> // Form validation successful. Display message showing edited
> model.
> int i=0;
> TestFormInputModel inputModel = getModelObject();
> info("Saved model " + getModelObject());
> }
>
>
> public <T> IConverter<T> getConverter(Class<T> type) {
> // TODO Auto-generated method stub
> return null;
> }
>
> }
>
>
>
> public class TestFormInputModel implements IClusterable
> {
> private String firstName;
> private String lastName;
>
>
> public String getFirstName()
> {
> return firstName;
> }
>
> public void setFirstName(String firstName)
> {
> this.firstName = firstName;
> }
>
>
> public String getLastName()
> {
> return lastName;
> }
>
>
> public void setLastName(String lastName)
> {
> this.lastName = lastName;
> }
>
> }
>
>
> And here is the error:
>
> 74844 [http-8000-Processor25] INFO
> org.apache.wicket.RequestListenerInterface - registered listener interface
> [RequestListenerInterface name=IActivePageBehaviorListener, method=public
> abstract void org.apache.wicket.behavior.IBehaviorListener.onRequest()]
> 276531 [http-8000-Processor24] ERROR org.apache.wicket.RequestCycle -
> Can't instantiate page using constructor public
> com.wicket.test.webpage.Hello()
> org.apache.wicket.WicketRuntimeException: Can't instantiate page using
> constructor public com.wicket.test.webpage.Hello()
> at
> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:168)
> at
> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:58)
> at
> org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.newPage(BookmarkablePageRequestTarget.java:262)
> at
> org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.getPage(BookmarkablePageRequestTarget.java:283)
> at
> org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.processEvents(BookmarkablePageRequestTarget.java:210)
> at
> org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:91)
> at
> org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1166)
> at org.apache.wicket.RequestCycle.step(RequestCycle.java:1243)
> at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1331)
> at org.apache.wicket.RequestCycle.request(RequestCycle.java:493)
> at
> org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:363)
> at
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:194)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
> at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
> at
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:667)
> at
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
> at
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
> at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
> at java.lang.Thread.run(Thread.java:595)
> Caused by: java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
> at
> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:149)
> ... 25 more
> Caused by: java.lang.NoSuchMethodError:
> com.wicket.test.form.TestForm.add([Lorg/apache/wicket/Component;)Lorg/apache/wicket/MarkupContainer;
> at com.wicket.test.form.TestForm.<init>(TestForm.java:20)
> at com.wicket.test.webpage.Hello.<init>(Hello.java:18)
> ... 30 more
>
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