Hi vaadins!
I am using HtmlUnit (net.sourceforge.htmlunit) for parsing websites. I noticed an issue that my Tomcat is complaining about not finding the class 'org.eclipse.jetty.websocket.server.
WebSocketServerFactory
’ after I added the htmlunit dependency in my pom-file and therefore Server Push is not working anymore.
Thanks in advance!
java.lang.RuntimeException: Atmosphere init failed
at com.vaadin.server.communication.PushRequestHandler.initAtmosphere(PushRequestHandler.java:228)
at com.vaadin.server.communication.PushRequestHandler.<init>(PushRequestHandler.java:88)
at com.vaadin.server.VaadinServletService.createRequestHandlers(VaadinServletService.java:54)
at com.vaadin.server.VaadinService.init(VaadinService.java:192)
at com.vaadin.server.VaadinServlet.createServletService(VaadinServlet.java:332)
at com.vaadin.server.VaadinServlet.init(VaadinServlet.java:227)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1183)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1099)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:779)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:133)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:108)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:784)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
Caused by: javax.servlet.ServletException: java.lang.NoClassDefFoundError: org/eclipse/jetty/websocket/server/WebSocketServerFactory
at org.atmosphere.cpr.AtmosphereFramework.init(AtmosphereFramework.java:912)
at org.atmosphere.cpr.AtmosphereFramework.init(AtmosphereFramework.java:780)
at com.vaadin.server.communication.PushRequestHandler.initAtmosphere(PushRequestHandler.java:220)
... 25 more
Caused by: java.lang.NoClassDefFoundError: org/eclipse/jetty/websocket/server/WebSocketServerFactory
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Class.java:2671)
at java.lang.Class.getConstructor0(Class.java:3075)
at java.lang.Class.getDeclaredConstructor(Class.java:2178)
at org.atmosphere.cpr.DefaultAsyncSupportResolver.newCometSupport(DefaultAsyncSupportResolver.java:232)
at org.atmosphere.cpr.DefaultAsyncSupportResolver.resolveWebSocket(DefaultAsyncSupportResolver.java:297)
at org.atmosphere.cpr.DefaultAsyncSupportResolver.resolve(DefaultAsyncSupportResolver.java:283)
at org.atmosphere.cpr.AtmosphereFramework.autoDetectContainer(AtmosphereFramework.java:1870)
at org.atmosphere.cpr.AtmosphereFramework.init(AtmosphereFramework.java:888)
... 27 more
Caused by: java.lang.ClassNotFoundException: org.eclipse.jetty.websocket.server.WebSocketServerFactory
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1275)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1109)
... 36 more