Java - System time using RMI

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

	public interface DateServerIntf extends Remote {
	    public String getSystemDate() throws RemoteException;
	}

	import java.rmi.*;
	import java.rmi.server.*;
	import java.util.*;
	import java.text.*;

	public class DateServerImpl extends UnicastRemoteObject implements DateServerIntf {

	    public DateServerImpl() throws RemoteException {
	    }

	    public String getSystemDate() throws RemoteException {
	        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
	        Date date = new Date();
	        return dateFormat.format(date);
	    }
	}

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

	public class DateServer {

	    public static void main(String[] args) {
	        try {
	            DateServerImpl dateServerImpl = new DateServerImpl();
	            Naming.rebind("DateServer", dateServerImpl);
	        } catch(Exception exp) {
	            exp.printStackTrace();
	        }
	    }
	}

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

	public class DateClient {

	    public static void main(String[] args) {
	        try {
	            String dateServerURL = "rmi://" + args[0] + "/DateServer";
	            DateServerIntf dateServerIntf = (DateServerIntf)Naming.lookup(dateServerURL);
	            System.out.println(dateServerIntf.getSystemDate());
	        } catch(Exception exp) {
	            exp.printStackTrace();
	        }
	    }
	}