RMI问题请教

[edimon]

package MY.Test.rmiproj;
import java.rmi.*;
/**
* <p>Title: </p>
* <p>Description: </p>
* <p>Copyright: Copyright (c) 2005</p>
* <p>Company: </p>
* @author not attributable
* @version 1.0
*/

public interface Product extends Remote{
String getDescription()throws RemoteException;
}

public class ProductImpl extends UnicastRemoteObject
implements Product{
private String name;
public ProductImpl(String n)throws RemoteException {
name = n;
}
public String getDescription() throws RemoteException{
return "I'm a " +name+".By me!";
}
}

public class ProductServer {
public ProductServer() {
}
public static void main(String[] args) {
try{
System.out.println("Constructiong server implementations...");
ProductImpl p1 = new ProductImpl("Blackwell Toaster");
ProductImpl p2 = new ProductImpl("ZapXpress Microwave Oven");
System.out.println("Binding server implementations to registry...");
Naming.rebind("toaster",p1);
Naming.rebind("microwave", p2);
}
catch(Exception e)
{
e.printStackTrace();
}
}
//=========================================================================
已经生成ProductImpl_Stub,并且和ProductImpl ,ProductServer ,Product 在同一个目录下,是用JBx生成的.
但在运行Naming.rebind("toaster",p1);这句时出现如下异常
java.rmi.ServerException: RemoteException occurred in server thread; nested exception is:
java.rmi.UnmarshalException: error unmarshalling arguments; nested exception is:
java.lang.ClassNotFoundException: MY.Test.rmiproj.ProductImpl_Stub

at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:352)

at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:207)

at sun.rmi.transport.Transport$1.run(Transport.java:148)

at java.security.AccessController.doPrivileged(Native Method)

at sun.rmi.transport.Transport.serviceCall(Transport.java:144)

at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)

at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)

at java.lang.Thread.run(Thread.java:534)

at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:247)

at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:223)

at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:350)

at sun.rmi.registry.RegistryImpl_Stub.rebind(Unknown Source)

at java.rmi.Naming.rebind(Naming.java:160)

at MY.Test.rmiproj.ProductServer.main(ProductServer.java:22)

Caused by: java.rmi.UnmarshalException: error unmarshalling arguments; nested exception is:
java.lang.ClassNotFoundException: MY.Test.rmiproj.ProductImpl_Stub

at sun.rmi.registry.RegistryImpl_Skel.dispatch(Unknown Source)

at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:342)

at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:207)

at sun.rmi.transport.Transport$1.run(Transport.java:148)

at java.security.AccessController.doPrivileged(Native Method)

at sun.rmi.transport.Transport.serviceCall(Transport.java:144)

at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)

at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)

at java.lang.Thread.run(Thread.java:534)

Caused by: java.lang.ClassNotFoundException: MY.Test.rmiproj.ProductImpl_Stub

at java.net.URLClassLoader$1.run(URLClassLoader.java:199)

at java.security.AccessController.doPrivileged(Native Method)

at java.net.URLClassLoader.findClass(URLClassLoader.java:187)

at java.lang.ClassLoader.loadClass(ClassLoader.java:289)

at java.lang.ClassLoader.loadClass(ClassLoader.java:235)

at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)

at java.lang.Class.forName0(Native Method)

at java.lang.Class.forName(Class.java:219)

at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:430)

at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:165)

at java.rmi.server.RMIClassLoader$2.loadClass(RMIClassLoader.java:631)

at java.rmi.server.RMIClassLoader.loadClass(RMIClassLoader.java:257)

at sun.rmi.server.MarshalInputStream.resolveClass(MarshalInputStream.java:200)

at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1513)

at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1435)

at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1626)

at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)

at java.io.ObjectInputStream.readObject(ObjectInputStream.java:324)
请各位告知小弟,谢谢.

[edimon]

rmiregisty 也已经启动

[zxbest]

没有stub吧