Версия для печати темы
Нажмите сюда для просмотра этой темы в оригинальном формате
Форум программистов > Java: Работа с сетью > RMI Server ошибки:(


Автор: Zatvornik 15.6.2007, 21:56
Вот пытаюсь реализовать простой RMI Server 

Интерфейс
Код

import java.rmi.Remote;
import java.rmi.RemoteException;

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



ProductImpl

Код

import java.rmi.server.UnicastRemoteObject;
import java.rmi.RemoteException;

public class ProductImpl extends UnicastRemoteObject
        implements Product {
   public ProductImpl(String d) throws RemoteException{
      descr = d;
   }

   public String getDescription() throws RemoteException{
      return "I am a " + descr + ". Buy me!";
   }

   private String descr;
 }


Код


import java.rmi.*;
import java.rmi.registry.Registry;
import java.rmi.registry.LocateRegistry;
import java.rmi.server.*;

 public class ProductServer{
     public static void main(String args[]){
         try{
          System.out.println("Constructing server implementations...");

          ProductImpl p1 = new ProductImpl("Blackwell Toaster");
          ProductImpl p2 = new ProductImpl("ZapXpress Microwave Oven");
          System.out.println("Binding server implementations to registry..." );

          Registry registry = LocateRegistry.getRegistry();

        Naming.rebind("rmi://127.0.0.1:1099/toaster", p1);
       

       System.out.println("Waiting for invocations from clients...");
        }
         catch(Exception e)
         {
         e.printStackTrace();
        }
    }
}


компилю Stub class for ProductImpl -    rmic ProductImpl
Запускаю rmiregistry

Пробую запустить программу выдаёт следущую ошибку


Код
java.rmi.ServerException: RemoteException occurred in server thread; nested exception is: 
    java.rmi.UnmarshalException: error unmarshalling arguments; nested exception is: 
    java.lang.ClassNotFoundException: ProductImpl_Stub
    at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:385)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:240)
    at sun.rmi.transport.Transport$1.run(Transport.java:153)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:149)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)
    at java.lang.Thread.run(Thread.java:595)
    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:343)
    at sun.rmi.registry.RegistryImpl_Stub.rebind(Unknown Source)
    at java.rmi.Naming.rebind(Naming.java:160)
    at ProductServer.main(ProductServer.java:17)
    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:585)
    at com.intellij.rt.execution.application.AppMain.main(AppMain.java:86)
Caused by: java.rmi.UnmarshalException: error unmarshalling arguments; nested exception is: 
    java.lang.ClassNotFoundException: ProductImpl_Stub
    at sun.rmi.registry.RegistryImpl_Skel.dispatch(Unknown Source)
    at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:375)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:240)
    at sun.rmi.transport.Transport$1.run(Transport.java:153)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:149)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)
    at java.lang.Thread.run(Thread.java:595)
Caused by: java.lang.ClassNotFoundException: ProductImpl_Stub
    at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
    at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:242)
    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:620)
    at java.rmi.server.RMIClassLoader.loadClass(RMIClassLoader.java:247)
    at sun.rmi.server.MarshalInputStream.resolveClass(MarshalInputStream.java:197)
    at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1538)
    at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1460)
    at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1693)
    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
    at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
    ... 9 more


 
Не подскажите что я делаю не так  smile 



Автор: Zatvornik 16.6.2007, 02:27
Сори погарячился с созданием темы , нашел в другом топике  smile 

Powered by Invision Power Board (http://www.invisionboard.com)
© Invision Power Services (http://www.invisionpower.com)