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1. Re: java.lang.ClassCastException: $Proxy0
tterm Apr 4, 2006 10:35 AM (in response to staudinger)Hello
SimpleFacade sf = (SimpleFacade) context.lookup("SimpleFacade/local");
Are you sure about doing a lookup for the remote interface?
And you should always do a lookup for the remote/local interface not for the bean directly.
Thomas -
2. Re: java.lang.ClassCastException: $Proxy0
staudinger Apr 4, 2006 11:04 AM (in response to staudinger)Hi,
thanks for replying.
So, you mean it should look more like this :
ISimpleFacadeRemote sf = (ISimpleFacadeRemote)
context.lookup("SimpleFacade/remote");
Actually this produces on the client side:log4j:WARN No appenders could be found for logger (org.jboss.remoting.Client). log4j:WARN Please initialize the log4j system properly. org.jboss.remoting.CannotConnectException: Can not get connection to server. Problem establishing socket connection. at org.jboss.remoting.transport.socket.SocketClientInvoker.transport(SocketClientInvoker.java:253) at org.jboss.remoting.RemoteClientInvoker.invoke(RemoteClientInvoker.java:136) at org.jboss.remoting.Client.invoke(Client.java:444) at org.jboss.remoting.Client.invoke(Client.java:407) at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:55) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:55) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:65) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:102) at $Proxy0.log(Unknown Source) at SimpleClient.main(SimpleClient.java:36) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:494) at org.jboss.remoting.transport.socket.SocketClientInvoker.createClientSocket(SocketClientInvoker.java:504) at org.jboss.remoting.transport.socket.SocketClientInvoker.getConnection(SocketClientInvoker.java:471) at org.jboss.remoting.transport.socket.SocketClientInvoker.transport(SocketClientInvoker.java:249) ... 14 more Caused by: java.lang.NoClassDefFoundError at org.jboss.remoting.transport.socket.ClientSocketWrapper.createOutputStream(ClientSocketWrapper.java:91) at org.jboss.remoting.transport.socket.ClientSocketWrapper.createStreams(ClientSocketWrapper.java:75) at org.jboss.remoting.transport.socket.ClientSocketWrapper.<init>(ClientSocketWrapper.java:54) ... 21 more
Am a little bit confused ...
Thanks
Ulrich -
3. Re: java.lang.ClassCastException: $Proxy0
tterm Apr 4, 2006 11:13 AM (in response to staudinger)Hello,
I guess you forgot some client jars.
Look for the NoClassDefFoundError mesages and find the jars.
Thomas -
4. Re: java.lang.ClassCastException: $Proxy0
staudinger Apr 4, 2006 11:42 AM (in response to staudinger)Aaah :-) you genius. Ugh. ;-)
I simply added all the libs from JBOSS_HOME/lib and all the libs from JBOSS_HOME/server/default/lib and now it works.
Thanks! -
5. Re: java.lang.ClassCastException: $Proxy0
staudinger Apr 4, 2006 12:31 PM (in response to staudinger)Unfortunately it still doesnt work ....
It only works with the SimpleClient and the jboss server on the same host.
When i have SimpleClient and Jboss server on different hosts, i still get this one on the SimpleFacade server:18:12:17,174 ERROR [[jsp]] Servlet.service() for servlet jsp threw exception org.jboss.remoting.CannotConnectException: Can not get connection to server. Problem establishing socket connection. at org.jboss.remoting.transport.socket.SocketClientInvoker.transport(SocketClientInvoker.java:253) at org.jboss.remoting.RemoteClientInvoker.invoke(RemoteClientInvoker.java:136) at org.jboss.remoting.Client.invoke(Client.java:444) at org.jboss.remoting.Client.invoke(Client.java:407) at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:55) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:55) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:65) at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:98) at org.jboss.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:102) at $Proxy68.log(Unknown Source) at org.apache.jsp.statelesscall_jsp._jspService(org.apache.jsp.statelesscall_jsp:107) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:54) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:174) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:868) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:663) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:595) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:494) at org.jboss.remoting.transport.socket.SocketClientInvoker.createClientSocket(SocketClientInvoker.java:504) at org.jboss.remoting.transport.socket.SocketClientInvoker.getConnection(SocketClientInvoker.java:471) at org.jboss.remoting.transport.socket.SocketClientInvoker.transport(SocketClientInvoker.java:249) ... 39 more Caused by: java.lang.NoClassDefFoundError at org.jboss.remoting.transport.socket.ClientSocketWrapper.createOutputStream(ClientSocketWrapper.java:91) at org.jboss.remoting.transport.socket.ClientSocketWrapper.createStreams(ClientSocketWrapper.java:75) at org.jboss.remoting.transport.socket.ClientSocketWrapper.<init>(ClientSocketWrapper.java:54) ... 46 more