Here it is:
StandardWrapperValve[ChatServlet]: PWC1406: Servlet.service() for servlet
ChatServlet threw exception
java.lang.IllegalStateException: Grizzly Comet hasn't been registered
at
com.sun.grizzly.comet.CometContext.addCometHandler(CometContext.java:220)
at
com.sun.grizzly.comet.CometContext.addCometHandler(CometContext.java:266)
at com.john.ChatServlet.doPost(ChatServlet.java:88)
at com.john.ChatServlet.doGet(ChatServlet.java:44)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:718)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
at
org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFi
lterChain.java:411)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
va:290)
at
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContext
Valve.java:271)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
va:202)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632
)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577
)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:206
)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632
)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577
)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)
at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
:150)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632
)
at
org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577
)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571)
at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
at
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:272)
at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:637)
at
com.sun.enterprise.web.connector.grizzly.comet.CometEngine.executeServlet(Co
metEngine.java:547)
at
com.sun.enterprise.web.connector.grizzly.comet.CometEngine.handle(CometEngin
e.java:299)
at
com.sun.enterprise.web.connector.grizzly.comet.CometAsyncFilter.doFilter(Com
etAsyncFilter.java:87)
at
com.sun.enterprise.web.connector.grizzly.async.DefaultAsyncExecutor.invokeFi
lters(DefaultAsyncExecutor.java:175)
at
com.sun.enterprise.web.connector.grizzly.async.DefaultAsyncExecutor.interrup
t(DefaultAsyncExecutor.java:153)
at
com.sun.enterprise.web.connector.grizzly.async.AsyncProcessorTask.doTask(Asy
ncProcessorTask.java:92)
at
com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:265)
at
com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerTh
read.java:106)
Line 88 of ChatServlet is:
cometContext.addCometHandler(handler);
Thanks,
-JCT
> -----Original Message-----
> From: Shing-Wai.Chan_at_Sun.COM [mailto:Shing-Wai.Chan_at_Sun.COM]
> Sent: Friday, 4 January 2008 09:57
> To: users_at_grizzly.dev.java.net
> Subject: Re: Grizzly Comet hasn't been registered
>
> Do you have stack trace?
>
> John C. Turnbull wrote:
> >
> > I am trying to implement the chat example that Jean-Francois used in
> > his blog but I get this exception in the same place that other people
> > have reported it in the past (namely
> > cometContext.addCometHandler(handler); in doPost()) only I have
> > checked that the context used to invoke the servlet is the same as
> > that in its mapping configuration. I am using the latest Grizzly.
> >
> > Are there other possible reasons for getting this exception? The
> > servlet mapping is "/ChatServlet" and the code to register it is:
> >
> > contextPath = config.getServletContext().getContextPath() +
> > "/ChatServlet";
> >
> > The chat.jsp used to invoke the servlet has:
> >
> > <frameset>
> >
> > <iframe src ="/examples/ChatServlet?action=openchat" name="CometChat"
> > width="100%" scrolling="auto"> </iframe>
> >
> > <iframe name="post" src="post.jsp" width="100%" scrolling="no"/>
> >
> > </frameset>
> >
> > Any ideas?
> >
> > Thanks,
> >
> > -JCT
> >
>
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