Well, I've been taking Terracotta in and out to see if it makes a
difference, but I get it either way. It's only 3 lines in my Tomcat startup
script to take it completely out.
From: Mike Brock [mailto:cbrock@redhat.com]
Sent: Monday, January 25, 2010 1:44 PM
To: Kevin Jordan
Cc: errai-users(a)lists.jboss.org
Subject: Re: [errai-users] Trouble sending messages
I don't much know how Terracotta works, but if it is in any way getting in
between the way the TomcatCometServlet deploys and Tomcat... that could
explain the problem. This is why we had to stop using Guice-Servlet.
The way that Tomcat decides to use AIO is if it detects the marker interface
on the servlet. And it only supports it when deployed directly, not through
any intermediary.
On 2010-01-25, at 2:34 PM, Kevin Jordan wrote:
And maybe not.added that in and it does show up in the stack trace now:
****************************************************************************
*********************
** PROBLEM!
** It appears something has been incorrectly configured. In order to use
ErraiBus
** on Tomcat, you must ensure that you are using the NIO or APR connector.
Also
** make sure that you have added these lines to your WEB-INF/web.xml file:
** ---
** <servlet>
** <servlet-name>TomcatErraiServlet</servlet-name>
**
<servlet-class>org.jboss.errai.bus.server.servlet.TomcatCometServlet</servle
t-class>
** <load-on-startup>1</load-on-startup>
** </servlet>
**
** <servlet-mapping>
** <servlet-name>TomcatErraiServlet</servlet-name>
** <url-pattern>*.erraiBus</url-pattern>
** </servlet-mapping>
** ---
** If you have the following lines in your WEB-INF/web.xml, you must comment
or remove them:
** ---
** <listener>
**
<listener-class>org.jboss.errai.bus.server.ErraiServletConfig</listener-clas
s>
** </listener>
****************************************************************************
*********************
java.lang.Exception: Stack tracing...
at
org.jboss.errai.bus.server.servlet.TomcatCometServlet.service(TomcatCometSer
vlet.java:133)
at javax.servlet.http.HttpServlet.service(Unknown Source)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown
Source)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown
Source)
at org.apache.catalina.core.StandardWrapperValve.invoke(Unknown
Source)
at org.apache.catalina.core.StandardContextValve.invoke(Unknown
Source)
at
org.apache.catalina.valves.CometConnectionManagerValve.invoke(Unknown
Source)
at org.apache.catalina.core.StandardHostValve.invoke(Unknown Source)
at org.apache.catalina.valves.ErrorReportValve.invoke(Unknown
Source)
at org.apache.catalina.core.StandardEngineValve.invoke(Unknown
Source)
at org.apache.catalina.ha.tcp.ReplicationValve.invoke(Unknown
Source)
at org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(Unknown
Source)
at
org.terracotta.modules.tomcat.tomcat_5_5.SessionValve55.invoke(SessionValve5
5.java:52)
at org.apache.catalina.connector.CoyoteAdapter.service(Unknown
Source)
at org.apache.coyote.http11.Http11NioProcessor.process(Unknown
Source)
at
org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.process(U
nknown Source)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(Unknown Source)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.ja
va:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:9
08)
at java.lang.Thread.run(Thread.java:619)
From: errai-users-bounces(a)lists.jboss.org
[mailto:errai-users-bounces@lists.jboss.org] On Behalf Of Kevin Jordan
Sent: Monday, January 25, 2010 1:30 PM
To: 'Mike Brock'
Cc: errai-users(a)lists.jboss.org
Subject: Re: [errai-users] Trouble sending messages
Well, I think just by looking at that context.xml, I can see what I'm
missing then:
<Valve className="org.apache.catalina.valves.CometConnectionManagerValve"
/>
That was commented out in mine and I've never seen anything on that in any
articles on comet on Tomcat, but by that name and the comment above it, it
has to be it.
From: Mike Brock [mailto:cbrock@redhat.com]
Sent: Monday, January 25, 2010 1:25 PM
To: Kevin Jordan
Cc: errai-users(a)lists.jboss.org
Subject: Re: [errai-users] Trouble sending messages
Attached are the server.xml and context.xml files we use for testing.