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POWicket: ModalWindow and ClassNotFound: CompressedResourceReference
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  1. POWicket: ModalWindow and ClassNotFound: CompressedResourceReference
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    copied!<p>Everytime I try to implement a modalwindow I get:</p> <p>java.lang.ClassNotFoundException: org.apache.wicket.request.resource.CompressedResourceReference</p> <p>None of my libraries has this element. My dependency are:</p> <pre><code> &lt;dependency&gt; &lt;groupId&gt;org.apache.wicket&lt;/groupId&gt; &lt;artifactId&gt;wicket-core&lt;/artifactId&gt; &lt;version&gt;1.5.3&lt;/version&gt; &lt;/dependency&gt; &lt;!-- DatePicker --&gt; &lt;dependency&gt; &lt;groupId&gt;org.apache.wicket&lt;/groupId&gt; &lt;artifactId&gt;wicket-datetime&lt;/artifactId&gt; &lt;version&gt;1.5.2&lt;/version&gt; &lt;/dependency&gt; &lt;dependency&gt; &lt;groupId&gt;org.apache.wicket&lt;/groupId&gt; &lt;artifactId&gt;wicket-extensions&lt;/artifactId&gt; &lt;version&gt;1.5.3&lt;/version&gt; &lt;/dependency&gt; </code></pre> <p>€ Thats how I implemented my modalwindow:</p> <pre><code> import org.apache.wicket.ajax.AbstractAjaxTimerBehavior; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.markup.html.AjaxLink; import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow; import org.apache.wicket.markup.html.WebPage; import org.apache.wicket.util.time.Duration; public class ModalPanel1 extends WebPage { public ModalPanel1(String id) { final ModalWindow modalWindow = new ModalWindow("modal"); modalWindow.setTitle("Popup"); modalWindow.setInitialWidth(400); modalWindow.setInitialHeight(400); modalWindow.setResizable(true); modalWindow.setContent(new AbstractModalClosePanel(modalWindow) { public void onClick(AjaxRequestTarget target) { modalWindow.close(target); } }); add(modalWindow); add(new AjaxLink&lt;Void&gt;("open") { @Override public void onClick(AjaxRequestTarget target) { modalWindow.show(target); } }); add(new AbstractAjaxTimerBehavior(Duration.seconds(2)) { @Override protected void onTimer(AjaxRequestTarget target) { modalWindow.show(target); stop(); } }); } } </code></pre> <p>and</p> <pre><code> import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow; import org.apache.wicket.markup.html.panel.Panel; public abstract class AbstractModalClosePanel extends Panel { public AbstractModalClosePanel(ModalWindow modalWindow) { super(modalWindow.getContentId()); } </code></pre> <p>There are no old imports.</p> <p>Complete Stack Trace</p> <p>Complete stack:org.apache.wicket.WicketRuntimeException: Can't instantiate page using constructor 'public com.onespark.wicket.components.tasks.Tasks()'. Might be it doesn't exist, may be it is not visible (public). at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:196) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:68) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:47) at org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) at org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:264) at org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) at org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) at org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:105) at org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:224) at org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:750) at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:252) at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:209) at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:280) at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:162)java.lang.reflect.InvocationTargetException at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:177) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:68) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:47) at org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) at org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:264) at org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) at org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) at org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:105) at org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:224) at org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:750) at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:252) at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:209) at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:280) at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:162)java.lang.NoClassDefFoundError: org/apache/wicket/request/resource/CompressedResourceReference at com.onespark.wicket.components.tasks.ModalPanel1.(ModalPanel1.java:16) at com.onespark.wicket.components.tasks.Tasks.(Tasks.java:14) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:177) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:68) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:47) at org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) at org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:264) at org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) at org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) at org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:105) at org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:224) at org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:750) at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:252) at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:209) at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:280) at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:162)</p>
 

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