I would imagine the problem is that you are including a portlet.jar in your com.bchaffangeon.sample.portlet.HelloWorldPortlet.war. Including the jar is not permitted
Chaffangeon Brice <[EMAIL PROTECTED]> Sent by: [EMAIL PROTECTED] 08/21/2007 10:16 AM Please respond to Here you can discuss and comment current and future developments of Jahia <[email protected]> To [email protected] cc Subject [dev_list] portlets userguide Hi all, I'm trying the portlet tutorial found on jahia.org. I've no problem to deploy my helloworld-portlet. But when I add it on my page, instead of printing "Hello world", I get a ClassCastException, with the following stacktrace : ERROR [org.apache.jetspeed.factory.JetspeedPortletFactory] - Cannot create Portlet instance com.bchaffangeon.sample.portlet.HelloWorldPortlet for Portlet Application HelloWorldPortlet java.lang.ClassCastException: com.bchaffangeon.sample.portlet.HelloWorldPortlet at org.apache.jetspeed.factory.JetspeedPortletFactory.getPortletInstance(JetspeedPortletFactory.java:204) at org.apache.jetspeed.container.invoker.ServletPortletInvoker.invoke(ServletPortletInvoker.java:190) at org.apache.jetspeed.container.invoker.ServletPortletInvoker.render(ServletPortletInvoker.java:126) at org.apache.pluto.PortletContainerImpl.renderPortlet(PortletContainerImpl.java:119) at org.apache.jetspeed.container.JetspeedPortletContainerWrapper.renderPortlet(JetspeedPortletContainerWrapper.java:120) at org.apache.jetspeed.aggregator.impl.RenderingJobImpl.execute(RenderingJobImpl.java:121) at org.apache.jetspeed.aggregator.impl.PortletRendererImpl.renderNow(PortletRendererImpl.java:120) at org.apache.jetspeed.aggregator.impl.PortletAggregatorImpl.build(PortletAggregatorImpl.java:84) at org.apache.jetspeed.aggregator.PortletValve.invoke(PortletValve.java:46) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.apache.jetspeed.container.ContainerValve.invoke(ContainerValve.java:76) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.jahia.services.applications.JahiaSecurityValveImpl.invoke(JahiaSecurityValveImpl.java:82) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.apache.jetspeed.container.url.impl.PortalURLValveImpl.invoke(PortalURLValveImpl.java:67) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.jahia.services.applications.JahiaProfilerValveImpl.invoke(JahiaProfilerValveImpl.java:67) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.apache.jetspeed.capabilities.impl.CapabilityValveImpl.invoke(CapabilityValveImpl.java:128) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.jahia.portal.localization.LocalizationValveImpl.invoke(LocalizationValveImpl.java:118) at org.apache.jetspeed.pipeline.JetspeedPipeline$Invocation.invokeNext(JetspeedPipeline.java:166) at org.apache.jetspeed.pipeline.JetspeedPipeline.invoke(JetspeedPipeline.java:145) at org.apache.jetspeed.engine.JetspeedEngine.service(JetspeedEngine.java:214) at org.jahia.bin.JahiaJetspeedServlet.doGet(JahiaJetspeedServlet.java:235) at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.jahia.services.applications.JetspeedDispatchingProvider.render(JetspeedDispatchingProvider.java:271) at org.jahia.services.applications.DispatchingServiceImpl.getAppOutput(DispatchingServiceImpl.java:161) at org.jahia.services.applications.DispatchingServiceImpl$$FastClassByCGLIB$$7271be17.invoke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:661) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:122) at org.springframework.aop.interceptor.AbstractTraceInterceptor.invoke(AbstractTraceInterceptor.java:80) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:144) at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:606) at org.jahia.services.applications.DispatchingServiceImpl$$EnhancerByCGLIB$$78f956e6.getAppOutput(<generated>) at org.jahia.services.fields.ContentApplicationField.getValue(ContentApplicationField.java:110) at org.jahia.services.fields.ContentField.getValue(ContentField.java:270) at org.jahia.data.fields.JahiaApplicationField.load(JahiaApplicationField.java:126) at org.jahia.services.fields.JahiaFieldBaseService.loadField(JahiaFieldBaseService.java:820) at org.jahia.services.fields.JahiaFieldBaseService.loadField(JahiaFieldBaseService.java:775) at org.jahia.services.fields.JahiaFieldBaseService$$FastClassByCGLIB$$a23200ff.invoke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:661) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:122) at org.springframework.aop.interceptor.AbstractTraceInterceptor.invoke(AbstractTraceInterceptor.java:80) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:144) at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:606) at org.jahia.services.fields.JahiaFieldBaseService$$EnhancerByCGLIB$$796a971e.loadField(<generated>) at org.jahia.services.containers.ContainerFactory.fullyLoadContainer(ContainerFactory.java:117) at org.jahia.services.containers.ContainerFactoryProxy.load(ContainerFactoryProxy.java:120) at org.jahia.data.containers.JahiaContainer.checkProxy(JahiaContainer.java:872) at org.jahia.data.containers.JahiaContainer.getField(JahiaContainer.java:480) at org.jahia.taglibs.field.AbstractFieldTag.doStartTag(AbstractFieldTag.java:307) at org.apache.jsp.jsp.jahia.templates.mySite.corporate_005fportal_005ftemplates_005fv2.box.box_jsp._jspx_meth_content_applicationField_0(box_jsp.java:6052) at org.apache.jsp.jsp.jahia.templates.mySite.corporate_005fportal_005ftemplates_005fv2.box.box_jsp._jspService(box_jsp.java:2685) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966) at org.apache.jsp.jsp.jahia.templates.mySite.corporate_005fportal_005ftemplates_005fv2.double_jsp._jspx_meth_jesi_fragment_4(double_jsp.java:7568) at org.apache.jsp.jsp.jahia.templates.mySite.corporate_005fportal_005ftemplates_005fv2.double_jsp._jspService(double_jsp.java:4738) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301) at org.jahia.engines.EngineRenderer.renderCore(EngineRenderer.java:205) at org.jahia.engines.EngineRenderer.render(EngineRenderer.java:85) at org.jahia.engines.core.Core_Engine.processCore(Core_Engine.java:169) at org.jahia.engines.core.Core_Engine.handleActions(Core_Engine.java:111) at org.jahia.operations.valves.EngineValve.invoke(EngineValve.java:136) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.J2ProcessActionValve.invoke(J2ProcessActionValve.java:144) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.CacheReadValve.invoke(CacheReadValve.java:65) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.PageAccessCheckValve.invoke(PageAccessCheckValve.java:64) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.OperationModeCheckValve.invoke(OperationModeCheckValve.java:83) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.SiteCheckValve.invoke(SiteCheckValve.java:78) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.EsiFragmentCacheReadValve.invoke(EsiFragmentCacheReadValve.java:326) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.operations.valves.EsiUrlCookieCheckValve.invoke(EsiUrlCookieCheckValve.java:313) at org.jahia.pipelines.impl.GenericPipeline.invokeNext(GenericPipeline.java:208) at org.jahia.pipelines.impl.GenericPipeline.invoke(GenericPipeline.java:195) at org.jahia.operations.OperationManager.handleOperations(OperationManager.java:100) at org.jahia.bin.JahiaAction.execute(JahiaAction.java:72) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226) at org.jahia.bin.JahiaRequestProcessor.process(JahiaRequestProcessor.java:82) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164) at org.jahia.bin.Jahia.process(Jahia.java:1612) at org.jahia.bin.Jahia.service(Jahia.java:841) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jahia.bin.filters.esi.ESIFilter.doFilter(ESIFilter.java:110) 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.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) 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$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Thread.java:595) 2007-08-21 16:02:45,599 ERROR [http-80-Processor23] org.apache.jetspeed.aggregator.impl.RenderingJobImpl.execute:130 - Error rendering portlet OID HelloWorldPortlet::HelloWorldPortlet::6e00bd3e:11488b9237c:-7fff: javax.portlet.UnavailableException: Cannot create Portlet instance com.chaffangeon.sample.portlet.HelloWorldPortlet for Portlet Application HelloWorldPortlet 2007-08-21 16:02:45,599: ERROR [org.apache.jetspeed.aggregator.impl.RenderingJobImpl] - Error rendering portlet OID HelloWorldPortlet::HelloWorldPortlet::6e00bd3e:11488b9237c:-7fff: javax.portlet.UnavailableException: Cannot create Portlet instance com.chaffangeon.sample.portlet.HelloWorldPortlet for Portlet Application HelloWorldPortlet Does anyone has an idea ? Thanks in advance _______________________________________________ french_list mailing list [EMAIL PROTECTED] http://lists.jahia.org/cgi-bin/mailman/listinfo/french_list _______________________________________________ dev_list mailing list [email protected] http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list
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