Re: [jetty-users] Jetty java.lang.ClassCastException org.eclipse.jetty.c

[Eduardo <eduardo@xxxxxxxxxxxxxxxxxx>]

Found the answer.

http://groups.google.com/group/cometd-users/browse_thread/thread/6bb2017891c0d087

Eduardo escreveu:
> Hi,
>
> I'm trying to update cometd web application from Jetty 6.1.25 to Jetty 
> 7.4.2.v20110526 with cometd 1.1.4.
> The Jetty container run as a service in JBoss 4.2.3.GA.
> Client application use dojo Javascript.
> Jetty and Jboss starts fine, but when the client connect I get the 
> message
>
> java.lang.ClassCastException: 
> org.eclipse.jetty.server.AsyncContinuation cannot be cast to 
> org.eclipse.jetty.continuation.Continuation
>    at 
> org.eclipse.jetty.continuation.ContinuationSupport.getContinuation(ContinuationSupport.java:106) 
>
>    at 
> org.cometd.server.continuation.ContinuationCometdServlet.service(ContinuationCometdServlet.java:189) 
>
>    at 
> org.cometd.server.AbstractCometdServlet.service(AbstractCometdServlet.java:258) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:538)
>    at 
> org.mortbay.jetty.servlet.jsr77.Jsr77ServletHolder.handle(Jsr77ServletHolder.java:75) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1352) 
>
>    at 
> br.com.unimed.chatcore.filter.CometCacheFilter.doFilter(CometCacheFilter.java:31) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323) 
>
>    at 
> br.com.substractum.quidfw.seguranca.AbstractAuthenticationFilter.doFilter(AbstractAuthenticationFilter.java:84) 
>
>    at 
> br.com.unimed.chatcore.login.AuthenticationFilterChatDesenvolvimento.doFilter(AuthenticationFilterChatDesenvolvimento.java:32) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:476) 
>
>    at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119) 
>
>    at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:480) 
>
>    at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225) 
>
>    at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:937) 
>
>    at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:406)
>    at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:183) 
>
>    at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:871) 
>
>    at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117) 
>
>    at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:247) 
>
>    at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149) 
>
>    at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110) 
>
>    at org.eclipse.jetty.server.Server.handle(Server.java:346)
>    at 
> org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:589) 
>
>    at 
> org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:1065) 
>
>    at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:823)
>    at 
> org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:220)
>    at 
> org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:411)
>    at 
> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:535) 
>
>    at 
> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:40) 
>
>    at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:529) 
>
>    at java.lang.Thread.run(Thread.java:619)
>
> ContinuationSupport class try cast request attribute 
> Continuation.ATTRIBUTE to org.eclipse.jetty.continuation.Continuation 
> interface, however object in request is a 
> org.eclipse.jetty.server.AsyncContinuation$AsyncEventState instance.
>
> Any ideas?
>
> thanks,
> Eduardo.
>
>
>
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