V14 Compatabilty mode OSGi running in Karaf 4.3.0, My directory layout is attached.
As far as I can tell I have done all that is necessary to use the output from designer to create a view.
Any ideas of what I am doing wrong?
Servlet
@Component(immediate = true)
public class QServletRegistration {
@Reference
QUIManager uiManager;
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/////// Activate ///////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
@Activate
void activate(BundleContext ctx) {
Hashtable<String, Object> properties = new Hashtable<>();
properties.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_SERVLET_ASYNC_SUPPORTED, true);
properties.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_SERVLET_PATTERN, "/*");
QVaadinServlet vaadinServlet = new QVaadinServlet();
vaadinServlet.setUIManager(uiManager);
ctx.registerService(Servlet.class, vaadinServlet, properties);
}
public class QVaadinServlet extends VaadinServlet {
private QUIManager uiManager;
@Override
public void init(ServletConfig servletConfig) throws ServletException {
super.init(servletConfig);
getService().setClassLoader(getClass().getClassLoader());
}
@Override
protected DeploymentConfiguration createDeploymentConfiguration(Properties initParameters) {
// npm mode is not currently supported
initParameters.setProperty("compatibilityMode", "true");
return super.createDeploymentConfiguration(initParameters);
}
OSGi resources
return Arrays.asList(
OsgiVaadinStaticResource.create(
"/META-INF/resources/frontend/styles/shared-styles.html",
"/frontend/styles/shared-styles.html"),
OsgiVaadinStaticResource.create(
"/META-INF/resources/frontend/my-view.html",
"/frontend/frontend/my-view.html"),
MyView Java
@Tag("my-view")
@HtmlImport("my-view.html")
@Route("")
public class MyView extends PolymerTemplate<MyView.MyViewModel> {
@Id("testBtn")
private Button testBtn;
/**
* Creates a new MyView.
*/
public MyView() {
testBtn.addClickListener(click -> {
Notification.show("Click");
});
}
/**
* This model binds properties between MyView and my-view
*/
public interface MyViewModel extends TemplateModel {
// Add setters and getters for template properties here.
}
}
Error
There was an exception while trying to navigate to '' with the exception message 'Unable to create an instance of 'net.qnenet.qne.qwebsite.provider.views.designer.MyView'. The constructor threw an exception.'
java.lang.IllegalArgumentException: Unable to create an instance of 'net.qnenet.qne.qwebsite.provider.views.designer.MyView'. The constructor threw an exception.
at com.vaadin.flow.internal.ReflectTools.createProxyInstance(ReflectTools.java:512)
at com.vaadin.flow.internal.ReflectTools.createInstance(ReflectTools.java:449)
at com.vaadin.flow.di.DefaultInstantiator.create(DefaultInstantiator.java:137)
at com.vaadin.flow.di.DefaultInstantiator.getOrCreate(DefaultInstantiator.java:66)
at net.qnenet.qne.qwebsite.provider.osgi.QInstantiator.createRouteTarget(QInstantiator.java:35)
at com.vaadin.flow.router.internal.AbstractNavigationStateRenderer.lambda$getRouteTarget$1(AbstractNavigationStateRenderer.java:135)
at java.base/java.util.Optional.orElseGet(Optional.java:369)
at com.vaadin.flow.router.internal.AbstractNavigationStateRenderer.getRouteTarget(AbstractNavigationStateRenderer.java:134)
at com.vaadin.flow.router.internal.AbstractNavigationStateRenderer.sendBeforeEnterEventAndPopulateChain(AbstractNavigationStateRenderer.java:518)
at com.vaadin.flow.router.internal.AbstractNavigationStateRenderer.createChainIfEmptyAndExecuteBeforeEnterNavigation(AbstractNavigationStateRenderer.java:498)
at com.vaadin.flow.router.internal.AbstractNavigationStateRenderer.handle(AbstractNavigationStateRenderer.java:230)
at com.vaadin.flow.router.Router.handleNavigation(Router.java:249)
at com.vaadin.flow.router.Router.navigate(Router.java:220)
at com.vaadin.flow.router.Router.navigate(Router.java:186)
at com.vaadin.flow.router.Router.initializeUI(Router.java:93)
at com.vaadin.flow.server.BootstrapHandler.createAndInitUI(BootstrapHandler.java:1534)
at com.vaadin.flow.server.BootstrapHandler.synchronizedHandleRequest(BootstrapHandler.java:474)
at com.vaadin.flow.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40)
at com.vaadin.flow.server.VaadinService.handleRequest(VaadinService.java:1545)
at com.vaadin.flow.server.VaadinServlet.service(VaadinServlet.java:247)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:763)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1651)
at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:226)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1638)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:567)
at org.ops4j.pax.web.service.jetty.internal.HttpServiceServletHandler.doHandle(HttpServiceServletHandler.java:71)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:602)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1610)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1377)
at org.ops4j.pax.web.service.jetty.internal.HttpServiceContext.doHandle(HttpServiceContext.java:294)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:507)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1580)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1292)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at org.ops4j.pax.web.service.jetty.internal.JettyServerHandlerCollection.handle(JettyServerHandlerCollection.java:82)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:501)
at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:556)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)
at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)
at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806)
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
at com.vaadin.flow.internal.ReflectTools.createProxyInstance(ReflectTools.java:481)
... 58 more
Caused by: java.lang.IllegalStateException: Can't find resource 'frontend://my-view.html' via the servlet context
at com.vaadin.flow.component.polymertemplate.DefaultTemplateParser.getTemplateContent(DefaultTemplateParser.java:103)
at com.vaadin.flow.component.polymertemplate.TemplateDataAnalyzer.parseTemplate(TemplateDataAnalyzer.java:200)
at com.vaadin.flow.component.polymertemplate.TemplateInitializer.<init>(TemplateInitializer.java:91)
at com.vaadin.flow.component.polymertemplate.PolymerTemplate.<init>(PolymerTemplate.java:88)
at com.vaadin.flow.component.polymertemplate.PolymerTemplate.<init>(PolymerTemplate.java:103)
at net.qnenet.qne.qwebsite.provider.views.designer.MyView.<init>(MyView.java:29)
... 63 more