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Posted to users@myfaces.apache.org by Stephan Sichhart <st...@mazhalle.de> on 2006/05/02 10:46:22 UTC
NullpointerException in JspStateManager
Hi,
I'm having trouble using the 1.1.2 release and latest nightly build. If
I do some massive clicking with the sample application, I get after
30-50 clicks an NPE within the JspStateManager. In my own app. I get
this error after 10 page request.
This problem only occurs, if I use server state saving. I figured out,
that if I increase the org.apache.myfaces.NUMBER_OF_VIEWS_IN_SESSION
parameter to a large (500) value, the error does not occur or does not
occur yet :-)
I can reproduce this error every time. There is an issue on jira
(http://issues.apache.org/jira/browse/MYFACES-1278), which explains
exactly my problem. But this issue was closed for a reason I can't
understand.
Any comment and help, would be very appreciated.
regards,
Stephan
java.lang.NullPointerException: null values not allowed
at
org.apache.commons.collections.map.AbstractReferenceMap.put(AbstractReferenceMap.java:251)
at
org.apache.myfaces.application.jsp.JspStateManagerImpl$SerializedViewCollection.add(JspStateManagerImpl.java:717)
at
org.apache.myfaces.application.jsp.JspStateManagerImpl.saveSerializedViewInServletSession(JspStateManagerImpl.java:493)
at
org.apache.myfaces.application.jsp.JspStateManagerImpl.saveSerializedView(JspStateManagerImpl.java:332)
at org.apache.myfaces.taglib.core.ViewTag.doAfterBody(ViewTag.java:122)
at org.apache.jsp.home_jsp._jspx_meth_f_view_0(home_jsp.java:153)
at org.apache.jsp.home_jsp._jspService(home_jsp.java:102)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:474)
at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:409)
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312)
at
org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:416)
at
org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:234)
at
org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:367)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:66)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:153)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:54)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
at java.lang.Thread.run(Thread.java:534)
Re: NullpointerException in JspStateManager
Posted by Matthias Wessendorf <ma...@apache.org>.
AFAIK Mario fixed it against head
so 1.1.4 will be fine
On 5/14/06, Andrew Robinson <an...@gmail.com> wrote:
> Any chance on getting this JIRA into 1.1.3, and if not will 1.1.4 be
> released soon? This is a major issue and is basically causing 1.1.3 to
> be unusable. The workaround of dramatically increasing the number of
> views in the session will just run the server out of memeory.
>
> -Andrew
>
> On 5/2/06, Stephan Sichhart <st...@mazhalle.de> wrote:
> > I discussed the problem with Juergen Melzer. He confirmed, that his
> > problem is still there. So I opened a new issue.
> >
> > http://issues.apache.org/jira/browse/MYFACES-1296
> > <http://issues.apache.org/jira/browse/MYFACES-1296>
> >
> >
> >
> >
>
--
Matthias Wessendorf
Aechterhoek 18
48282 Emsdetten
http://jroller.com/page/mwessendorf
mwessendorf-at-gmail-dot-com
Re: NullpointerException in JspStateManager
Posted by Andrew Robinson <an...@gmail.com>.
Any chance on getting this JIRA into 1.1.3, and if not will 1.1.4 be
released soon? This is a major issue and is basically causing 1.1.3 to
be unusable. The workaround of dramatically increasing the number of
views in the session will just run the server out of memeory.
-Andrew
On 5/2/06, Stephan Sichhart <st...@mazhalle.de> wrote:
> I discussed the problem with Juergen Melzer. He confirmed, that his
> problem is still there. So I opened a new issue.
>
> http://issues.apache.org/jira/browse/MYFACES-1296
> <http://issues.apache.org/jira/browse/MYFACES-1296>
>
>
>
>
Re: NullpointerException in JspStateManager
Posted by Stephan Sichhart <st...@mazhalle.de>.
I discussed the problem with Juergen Melzer. He confirmed, that his
problem is still there. So I opened a new issue.
http://issues.apache.org/jira/browse/MYFACES-1296
<http://issues.apache.org/jira/browse/MYFACES-1296>
Re: NullpointerException in JspStateManager
Posted by Alin Dosoniu <ad...@hotmail.com>.
Hi,
I get the same exception. I didn't know there is a jira issue on this. I
reported the problem in an email with subject "NullPointerException when
save serialize view" on 4/26/2006, but got no answer :(.
In order to use myfaces I added a test for null in
SerializedViewCollection.add method.
But I don't know why this problem appears.
Hope someone can help us.
Thanks,
Alin.
> Hi,
>
> I'm having trouble using the 1.1.2 release and latest nightly build. If I
> do some massive clicking with the sample application, I get after 30-50
> clicks an NPE within the JspStateManager. In my own app. I get this error
> after 10 page request.
>
> This problem only occurs, if I use server state saving. I figured out,
> that if I increase the org.apache.myfaces.NUMBER_OF_VIEWS_IN_SESSION
> parameter to a large (500) value, the error does not occur or does not
> occur yet :-)
>
> I can reproduce this error every time. There is an issue on jira
> (http://issues.apache.org/jira/browse/MYFACES-1278), which explains
> exactly my problem. But this issue was closed for a reason I can't
> understand.
>
> Any comment and help, would be very appreciated.
>
> regards,
> Stephan
>
>
> java.lang.NullPointerException: null values not allowed
> at
> org.apache.commons.collections.map.AbstractReferenceMap.put(AbstractReferenceMap.java:251)
> at
> org.apache.myfaces.application.jsp.JspStateManagerImpl$SerializedViewCollection.add(JspStateManagerImpl.java:717)
> at
> org.apache.myfaces.application.jsp.JspStateManagerImpl.saveSerializedViewInServletSession(JspStateManagerImpl.java:493)
> at
> org.apache.myfaces.application.jsp.JspStateManagerImpl.saveSerializedView(JspStateManagerImpl.java:332)
> at org.apache.myfaces.taglib.core.ViewTag.doAfterBody(ViewTag.java:122)
> at org.apache.jsp.home_jsp._jspx_meth_f_view_0(home_jsp.java:153)
> at org.apache.jsp.home_jsp._jspService(home_jsp.java:102)
> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
> at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
> at
> org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
> at
> org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:474)
> at
> org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:409)
> at
> org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312)
> at
> org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:416)
> at
> org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:234)
> at
> org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:367)
> at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
> at
> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
> at
> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
> at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
> at
> org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
> at
> org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:66)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
> at
> org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:153)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
> at
> org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:54)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
> at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
> at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
> at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
> at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
> at
> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
> at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
> at
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
> at
> org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
> at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
> at java.lang.Thread.run(Thread.java:534)
>
>