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POWicket-atmosphere EventBus.post causes NullPointerException at ServletWebRequest.getContextRelativeUrl()
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  1. POWicket-atmosphere EventBus.post causes NullPointerException at ServletWebRequest.getContextRelativeUrl()
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    copied!<p>I made a wicket-atmosphere webapp via maven and it works. If i create a new webapp without maven and i copy all of dependencies as jars, it doesn't work anymore.</p> <p>in onClick of AjaxLink i call EventBus.get().post() and it causes NullPoiinterException. You can read full stacktrace below. What did i just miss?</p> <pre><code>public void onClick(AjaxRequestTarget art){ EventBus.get().post( message = getRandomText() ); } </code></pre> <p>jars:</p> <pre><code>javax.servlet-api-3.0.1.jar slf4j-simple-1.6.4.jar slf4j-api-1.6.4.jar wicket-core-6.9.0.jar wicket-request-6.9.0.jar wicket-util-6.9.0.jar wicket-atmosphere-0.10.jar atmosphere-compat-jbossweb-1.0.8.jar atmosphere-compat-tomcat-1.0.8.jar atmosphere-compat-tomcat7-1.0.8.jar atmosphere-runtime-1.0.8.jar guava-11.0.0.jar jsr305-1.3.9.jar </code></pre> <p>My xmls:</p> <p>META-INF/context.xml</p> <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt; &lt;Context&gt; &lt;!-- &lt;Loader className="org.atmosphere.util.AtmosphereClassloader"/&gt; --&gt; &lt;Loader delegate="true"/&gt; &lt;/Context&gt; </code></pre> <p>META-INF/atmosphere.xml</p> <pre><code>&lt;atmosphere-handlers&gt; &lt;atmosphere-handler context-root="/*" class-name="org.atmosphere.handler.ReflectorServletProcessor"&gt; &lt;property name="filterClassName" value="com.myapp.wicket.DebugWicketFilter" /&gt; &lt;/atmosphere-handler&gt; &lt;/atmosphere-handlers&gt; </code></pre> <p>WEB-INF/web.xml:</p> <pre><code> &lt;?xml version="1.0" encoding="ISO-8859-1"?&gt; &lt;web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"&gt; &lt;display-name&gt;myproject&lt;/display-name&gt; &lt;servlet&gt; &lt;description&gt;Atmospherefilter&lt;/description&gt; &lt;servlet-name&gt;Atmospherefilter&lt;/servlet-name&gt; &lt;servlet-class&gt;org.atmosphere.cpr.AtmosphereServlet&lt;/servlet-class&gt; &lt;init-param&gt; &lt;param-name&gt;applicationClassName&lt;/param-name&gt; &lt;param-value&gt;com.myapp.wicket.Application&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;configuration&lt;/param-name&gt; &lt;param-value&gt;development&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;org.atmosphere.useWebSocket&lt;/param-name&gt; &lt;param-value&gt;false&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;org.atmosphere.useNative&lt;/param-name&gt; &lt;param-value&gt;true&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;org.atmosphere.cpr.CometSupport.maxInactiveActivity&lt;/param-name&gt; &lt;param-value&gt;30000&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;filterMappingUrlPattern&lt;/param-name&gt; &lt;param-value&gt;/*&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;org.atmosphere.websocket.WebSocketProtocol&lt;/param-name&gt; &lt;param-value&gt;org.atmosphere.websocket.protocol.EchoProtocol&lt;/param-value&gt; &lt;/init-param&gt; &lt;init-param&gt; &lt;param-name&gt;org.atmosphere.cpr.broadcastFilterClasses&lt;/param-name&gt; &lt;param-value&gt;org.apache.wicket.atmosphere.TrackMessageSizeFilter&lt;/param-value&gt; &lt;/init-param&gt; &lt;load-on-startup&gt;0&lt;/load-on-startup&gt; &lt;async-supported&gt;true&lt;/async-supported&gt; &lt;/servlet&gt; &lt;servlet-mapping&gt; &lt;servlet-name&gt;Atmospherefilter&lt;/servlet-name&gt; &lt;url-pattern&gt;/*&lt;/url-pattern&gt; &lt;/servlet-mapping&gt; &lt;/web-app&gt; </code></pre> <p>WEB-INF/beans.xml</p> <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt; &lt;beans xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/beans_1_0.xsd"&gt; &lt;/beans&gt; </code></pre> <p>WEB-INF/glassfish-web.xml</p> <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt; &lt;!DOCTYPE glassfish-web-app PUBLIC "-//GlassFish.org//DTD GlassFish Application Server 3.1 Servlet 3.0//EN" "http://glassfish.org/dtds/glassfish-web-app_3_0-1.dtd"&gt; &lt;glassfish-web-app error-url=""&gt; &lt;parameter-encoding default-charset="UTF-8"/&gt; &lt;class-loader delegate="true"/&gt; &lt;/glassfish-web-app&gt; </code></pre> <p>com/myapp/wicket/DebugWicketFilter.java</p> <pre><code>public class DebugWicketFilter extends WicketFilter { private static final Logger log = LoggerFactory.getLogger(DebugWicketFilter.class); @Override public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException { log.info("URI: " + request.toString()); super.doFilter(request, response, chain); } } </code></pre> <p>Full stacktrace: </p> <pre><code>WicketMessage: Method onRequest of interface org.apache.wicket.behavior.IBehaviorListener targeted at org.apache.wicket.ajax.markup.html.AjaxLink$1@32048 on component [AjaxLink [Component id = link]] threw an exception java.lang.NullPointerException at org.apache.wicket.protocol.http.servlet.ServletWebRequest.getContextRelativeUrl(ServletWebRequest.java:194) at org.apache.wicket.protocol.http.servlet.ServletWebRequest.&lt;init&gt;(ServletWebRequest.java:113) at org.apache.wicket.protocol.http.servlet.ServletWebRequest.&lt;init&gt;(ServletWebRequest.java:83) at org.apache.wicket.protocol.http.WebApplication.newWebRequest(WebApplication.java:448) at org.apache.wicket.atmosphere.EventBus.post(EventBus.java:318) at org.apache.wicket.atmosphere.EventBus.postToSingleResource(EventBus.java:298) at org.apache.wicket.atmosphere.EventBus.post(EventBus.java:273) at com.myapp.wicket.HomePage$1.onClick(HomePage.java:28) at org.apache.wicket.ajax.markup.html.AjaxLink$1.onEvent(AjaxLink.java:86) at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:123) at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:626) at java.lang.reflect.Method.invoke(Method.java:601) at org.apache.wicket.RequestListenerInterface.internalInvoke(RequestListenerInterface.java:258) at org.apache.wicket.RequestListenerInterface.invoke(RequestListenerInterface.java:241) at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:247) at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler.java:226) at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:861) at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:261) at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:218) at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289) at org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259) at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201) at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282) at com.myapp.wicket.DebugWicketFilter.doFilter(DebugWicketFilter.java:34) at org.atmosphere.util.AtmosphereFilterChain.doFilter(AtmosphereFilterChain.java:155) at org.atmosphere.util.AtmosphereFilterChain.invokeFilterChain(AtmosphereFilterChain.java:132) at org.atmosphere.handler.ReflectorServletProcessor$FilterChainServletWrapper.service(ReflectorServletProcessor.java:314) at org.atmosphere.handler.ReflectorServletProcessor.onRequest(ReflectorServletProcessor.java:172) at org.atmosphere.cpr.AsynchronousProcessor.action(AsynchronousProcessor.java:256) at org.atmosphere.cpr.AsynchronousProcessor.suspended(AsynchronousProcessor.java:166) at org.atmosphere.container.GrizzlyCometSupport.service(GrizzlyCometSupport.java:119) at org.atmosphere.cpr.AtmosphereFramework.doCometSupport(AtmosphereFramework.java:1307) at org.atmosphere.cpr.AtmosphereServlet.doPost(AtmosphereServlet.java:293) at org.atmosphere.cpr.AtmosphereServlet.doGet(AtmosphereServlet.java:279) at javax.servlet.http.HttpServlet.service(HttpServlet.java:668) at javax.servlet.http.HttpServlet.service(HttpServlet.java:770) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1550) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:281) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:161) at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:331) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:231) at com.sun.enterprise.v3.services.impl.ContainerMapper$AdapterCallable.call(ContainerMapper.java:317) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:195) at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:860) at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:757) at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1056) at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:229) at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90) at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79) at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54) at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59) at com.sun.grizzly.ContextTask.run(ContextTask.java:71) at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532) at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513) at java.lang.Thread.run(Thread.java:722) </code></pre>
 

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