Raghavendra
java
0 Answer(s)      5 years and 2 months ago
Posted in : Java Beginners

hello...,i have some problem in executing the program i am successfully compiling but problems in executing

import java.rmi.*;

public interface AddServerIntf extends Remote
{
  double add(double d1,double d2) throws RemoteException;
}



import java.rmi.*;
import java.rmi.server.*;
public class AddServerImpl extends UnicastRemoteObject implements AddServerIntf
{
  public AddServerImpl() throws RemoteException
  {

  }

  public double add(double d1,double d2) throws RemoteException
  {
     return d1+d2;
  }
}


import java.net.*;
import java.rmi.*;

public class AddServer
{
  public static void main(String args[])
  {
     try
     {
       AddServerImpl addServerImpl=new AddServerImpl();
       Naming.rebind("AddServer",addServerImpl);
     }
     catch(Exception e)
     {
       System.out.println("Exception: " +e);
     }
  }
}


import java.rmi.*;
public class AddClient
{
  public static void main(String args[])
  {
    try
    {
      String addServerURL = "rmi://" + args[0] +"/AddServer";

      AddServerIntf addServerIntf = (AddServerIntf)Naming.lookup(addServerURL);

      System.out.println("The first no is: " +args[1]);

      double d1 = Double.valueOf(args[1]).doubleValue();


      System.out.println("The second no is: " +args[2]);

      double d2 = Double.valueOf(args[2]).doubleValue();

      System.out.println("the sum is: " + addServerIntf.add(d1,d2));
    }
    catch(Exception e)
    {
       System.out.println("Exception: " + e);
    }
  }
}

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