import java.rmi.Naming; 

public class HelloServer { 
  public HelloServer() { 
    try { 
      Hello h = new HelloImpl(); 
      Naming.rebind("rmi://localhost:1099/HelloServer", h); 
      System.out.println("Waiting for clients...");
    } 
    catch (Exception e) { 
      System.out.println("Trouble: " + e); 
    } 
  } 

  public static void main(String args[]) { 
    new HelloServer(); 
  } 
}