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  1. Application Server 3 4 5 and 6
  2. JBAS-7699

java.lang.ClassCastException when creating a remote interface

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Rejected
    • Affects Version/s: JBossAS-4.0.3 Final
    • Fix Version/s: None
    • Component/s: EJB2
    • Labels:
      None
    • Environment:

      Unix
      apache
      jboss 4.0.3
      jdk1.5.0_06

      Description

      I deploy a ear on my web jboss server(4.0.3),it contains a web module and EJBs.
      when I try to creating a remote interface ,it occurs a exception,

      Source code:

      firstServlet.java
      ......
      Hashtable env=System.getProperties();
      env.put(Context.INITIAL_CONTEXT_FACTORY,"org.jnp.interfaces.NamingContextFactory");
      env.put(Context.PROVIDER_URL,"jnp://localhost");
      Context ctx=new InitialContext();
      Object obj=ctx.lookup("Test");
      TestHome th=(TestHome)PortableRemoteObject.narrow(obj,TestHome.class);
      Test t=th.create(); // line 35
      out.println(t.SayHello());
      .......

      TestBean.java:

      import javax.ejb.SessionBean;
      import javax.ejb.SessionContext;
      import javax.ejb.CreateException;

      public class TestBean implements SessionBean {
      SessionContext sessionContext;
      public void ejbCreate() throws CreateException {
      }

      public void ejbRemove() {
      }

      public void ejbActivate() {
      }

      public void ejbPassivate() {
      }

      public void setSessionContext(SessionContext sessionContext)

      { this.sessionContext = sessionContext; }

      public String SayHello()

      { return "Hello World!"; }

      }

      and exception:

      java.lang.ClassCastException: $Proxy51 at linuxtext.s3.doGet(s3.java:35) at javax.servlet.http.HttpServlet.service(HttpServlet.java:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) 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)

      what's the problem?
      I want to deploy ,need help ! ! !

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              • Assignee:
                aloubyansky Oleksiy Lubyanskyy
                Reporter:
                northernboy Leon James
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                Dates

                • Created:
                  Updated:
                  Resolved: