Re: portlets userguide

Chaffangeon Brice <[email protected]> Tue, 21 Aug 2007 18:30:12 +0200
Newsgroups gmane.comp.cms.jahia.devel
Message-ID <[email protected]>
Resolved.

My problem was that the contextName init-parameter, in web.xml, was wrong.
It has to be the same name as the war file deployed.


Chaffangeon Brice a écrit :
> [email protected] a écrit :
>>
>> This can be many thing ranging from a fault in Jahia to an 
>> uncompilable jsp.  You need to explicitly call for a stack trace in 
>> your portlet class.  Similar to:
>>
>> catch (Exception ex_{
>>          ex.printStackTrace();
>> }
>>
>> that should give you some information on the Jahia.log
> Hum, actually my code is very simple at this time (based on the 
> tutorial) :
>
> public void doView(RenderRequest request, RenderResponse response) {
>            try {
>                   response.setContentType("text/html");
>                   PrintWriter out = response.getWriter();
>                   PortletURL url = response.createRenderURL();
>                   PortletURL actionURL = response.createActionURL();
>                   out.print("Hello world!");
>            }
>            catch (Exception ex) {
>                   ex.printStackTrace();
>            }
>     }
>
> So I'm not using a jsp yet.
>>
>>
>>
>> *Chaffangeon Brice <[email protected]>*
>> Sent by: [email protected]
>>
>> 08/21/2007 10:43 AM
>> Please respond to
>> Here you can discuss and comment current and future developments     
>>    of Jahia <[email protected]>
>>
>>
>> 	
>> To
>> 	Here you can discuss and comment current and future developments of 
>> Jahia <[email protected]>
>> cc
>> 	
>> Subject
>> 	Re: [dev_list] portlets userguide
>>
>>
>>
>> 	
>>
>>
>>
>>
>>
>> [email protected]_ <mailto:[email protected]> 
>> a écrit :
>>
>> 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
>> Thanks for your response.
>> You're right there was 2 .jar in /lib.
>> I removed these and now I've the following message in Jahia : "The 
>> requested resource (/container) is not available".
>> But there are no messages in logs...
>>
>> Do you have an idea ?
>>
>> Thanks in advance
>>
>>
>> *Chaffangeon Brice **_<[email protected]>_* 
>> <mailto:[email protected]>
>> Sent by: [email protected]_ 
>> <mailto:[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]>_ <mailto:[email protected]>
>>
>> 	
>> To
>> 	[email protected]_ <mailto:[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]_ <mailto:[email protected]>_
>> __http://lists.jahia.org/cgi-bin/mailman/listinfo/french_list_
>>
>> _______________________________________________
>> dev_list mailing list_
>> [email protected]_ <mailto:[email protected]>_
>> __http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list_
>>
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> dev_list mailing list
>> [email protected]_ <mailto:[email protected]>
>> _http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list_
>>  
>> _______________________________________________
>> dev_list mailing list
>> [email protected]
>> http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> dev_list mailing list
>> [email protected]
>> http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list
>>   
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> dev_list mailing list
> [email protected]
> http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list
>

_______________________________________________
dev_list mailing list
[email protected]
http://lists.jahia.org/cgi-bin/mailman/listinfo/dev_list