RMI

//ADDER.JAVA-----------THE INTERFACE

import java.rmi.*;
public interface Adder extends Remote{
public int add(int x,int y)throws RemoteException;
public int mul(int xx,int yy)throws RemoteException;
}

//MYSERVER------------IMPLEMENTS INTERFACE

import java.rmi.*;
import java.rmi.server.*;

public class MyServer{
public static void main(String args[]){
try{
Adder stub=new AdderRemote();
Naming.rebind("rmi://localhost:5000/sonoo",stub);
}catch(Exception e){System.out.println(e);}
}
}


class AdderRemote extends UnicastRemoteObject implements Adder{
AdderRemote()throws RemoteException{
super();
}


public int add(int x,int y){return x+y;}
public int mul(int xx,int yy){
    int z;
    z=xx*yy;
    return z;
}
}




//THE CLIENT------------->ACCESSES THE OBJECT FROM THE PORT(rmic MyServer followed by rmiserver xxxx)

import java.rmi.*;
public class MyClient{
public static void main(String args[]){
try{
Adder stub=(Adder)Naming.lookup("rmi://localhost:5000/sonoo");
System.out.println(stub.add(34,4));
System.out.println(stub.mul(3,4));
}catch(Exception e){}
}
}