how to call findByPrimaryKey() in servlet.
these lines run normally when call by java client.
------------------------------
accountHome = EJBUtil.getAccountHome();
account = accountHome.findByPrimaryKey(accountPK);
------------------------------
but,when call by a servlet in tomcat4.0,
Exception rise.
----------------------------------
about to lookup:AccountBean
about to narrow
java.rmi.MarshalException: error marshalling arguments; nested exception is:
java.net.SocketException: Connection aborted by peer: socket write error
java.net.SocketException: Connection aborted by peer: socket write error
at java.net.SocketOutputStream.socketWrite(Native Method)
at java.net.SocketOutputStream.write(SocketOutputStream.java:83)
at java.io.BufferedOutputStream.write(BufferedOutputStream.java:112)
at java.io.ObjectOutputStream.drain(ObjectOutputStream.java:1477)
at java.io.ObjectOutputStream.setBlockData(ObjectOutputStream.java:1500)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:407)
at sun.rmi.server.UnicastRef.marshalValue(UnicastRef.java:268)
at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:106)
at org.jboss.invocation.jrmp.server.JRMPInvoker_Stub.invoke(Unknown Source)
at org.jboss.invocation.jrmp.interfaces.JRMPInvokerProxy.invoke(JRMPInvokerProxy.java:172)
at org.jboss.proxy.ejb.GenericProxy.invoke(GenericProxy.java:198)
at org.jboss.proxy.ejb.HomeProxy.invoke(HomeProxy.java:196)
at $Proxy3.findByPrimaryKey(Unknown Source)
at cn.com.dragontec.erp.prototype.sale.action.LogonAction.logon(LogonAction.java:79)
at cn.com.dragontec.erp.prototype.sale.action.LogonAction.perform(LogonAction.java:40)
at org.apache.struts.action.ActionServlet.processActionPerform(ActionServlet.java:1786)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1585)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:509)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at org.apache.catalina.core.ApplicationFilterChain.access$0(ApplicationFilterChain.java:197)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:176)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:172)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:201)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2344)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:462)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:163)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1011)
at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1106)
at java.lang.Thread.run(Thread.java:484)
-------------------------------------------------
please help me, thank in advance.
