STR:

1) Start Tomcat 5 in a console
2) tail -f the agent's log
3) Invoke the shutdown operation on Tomcat
4) See the following exception in the log.
5) Tomcat is shut down, at the end.

--------------------------------------------------------------------

2011-03-14 10:51:47,815 ERROR [ResourceContainer.invoker.nonDaemon-3] (jboss.on.plugins.tomcat.TomcatServerComponent)- Error closing Tomcat EMS connection: org.mc4j.ems.connection.EmsConnectException: Could not close connection java.rmi.ConnectException: Connection refused to host: 10.12.57.78; nested exception is:
java.net.ConnectException: Connection refused
2011-03-14 10:51:55,095 INFO [MeasurementManager.sender-1] (rhq.core.pc.measurement.MeasurementCollectorRunner)- Measurement collection for [5] metrics took 1ms - sending report to Server...
2011-03-14 10:52:17,832 INFO [ResourceContainer.invoker.nonDaemon-3] (org.mc4j.ems.connection.ConnectionFactory)- Discovered libraries in 10 ms
2011-03-14 10:52:17,832 INFO [ResourceContainer.invoker.nonDaemon-3] (jboss.on.plugins.tomcat.TomcatServerComponent)- Loading connection [service:jmx:rmi:///jndi/rmi://localhost:9876/jmxrmi] with install path [/ews/ews/tomcat5] and temp directory [/ews/rhq-agent/data/tmp]
2011-03-14 10:52:17,834 WARN [ResourceContainer.invoker.nonDaemon-3] (jboss.on.plugins.tomcat.TomcatServerComponent)- Could not establish connection to the Tomcat instance [1] times for resource [/ews/ews/tomcat5]
org.mc4j.ems.connection.EmsConnectException: Could not connect [service:jmx:rmi:///jndi/rmi://localhost:9876/jmxrmi] org.mc4j.ems.connection.EmsConnectException: IOException: Check service availability
at org.mc4j.ems.impl.jmx.connection.support.providers.AbstractConnectionProvider.connect(AbstractConnectionProvider.java:102)
at org.jboss.on.plugins.tomcat.TomcatServerComponent.loadConnection(TomcatServerComponent.java:222)
at org.jboss.on.plugins.tomcat.TomcatServerComponent.getAvailability(TomcatServerComponent.java:343)
at org.jboss.on.plugins.tomcat.TomcatServerOperationsDelegate.waitForServerToShutdown(TomcatServerOperationsDelegate.java:496)
at org.jboss.on.plugins.tomcat.TomcatServerOperationsDelegate.shutdown(TomcatServerOperationsDelegate.java:279)
at org.jboss.on.plugins.tomcat.TomcatServerOperationsDelegate.shutdown(TomcatServerOperationsDelegate.java:274)
at org.jboss.on.plugins.tomcat.TomcatServerOperationsDelegate.invoke(TomcatServerOperationsDelegate.java:128)
at org.jboss.on.plugins.tomcat.TomcatServerComponent.invokeOperation(TomcatServerComponent.java:424)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:525)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: org.mc4j.ems.connection.EmsConnectException: IOException: Check service availability
at org.mc4j.ems.impl.jmx.connection.support.providers.JMXRemotingConnectionProvider.doConnect(JMXRemotingConnectionProvider.java:161)
at org.mc4j.ems.impl.jmx.connection.support.providers.AbstractConnectionProvider.connect(AbstractConnectionProvider.java:97)
... 17 more
Caused by: java.io.IOException: Failed to retrieve RMIServer stub: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused]
at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:338)
at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:248)
at org.mc4j.ems.impl.jmx.connection.support.providers.JMXRemotingConnectionProvider.doConnect(JMXRemotingConnectionProvider.java:142)
... 18 more
Caused by: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused]
at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:101)
at com.sun.jndi.toolkit.url.GenericURLContext.lookup(GenericURLContext.java:185)
at javax.naming.InitialContext.lookup(InitialContext.java:392)
at javax.management.remote.rmi.RMIConnector.findRMIServerJNDI(RMIConnector.java:1886)
at javax.management.remote.rmi.RMIConnector.findRMIServer(RMIConnector.java:1856)
at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:257)
... 20 more
Caused by: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused
at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:601)
at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:198)
at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:184)
at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:322)
at sun.rmi.registry.RegistryImpl_Stub.lookup(Unknown Source)
at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:97)
... 25 more
Caused by: java.net.ConnectException: Connection refused
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
at java.net.Socket.connect(Socket.java:529)
at java.net.Socket.connect(Socket.java:478)
at java.net.Socket.<init>(Socket.java:375)
at java.net.Socket.<init>(Socket.java:189)
at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:22)
at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:128)
at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:595)
... 30 more