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

/** This is the actual implementation of Rem that the RMI 
 *  server uses. The server builds an instance of this, then
 *  registers it with a URL. The client accesses the URL and 
 *  binds the result to a Rem (not a RemImpl; it doesn't 
 *  have this).
 *
 *  Taken from Core Web Programming from 
 *  Prentice Hall and Sun Microsystems Press,
 *  http://www.corewebprogramming.com/.
 *  © 2001 Marty Hall and Larry Brown;
 *  may be freely used or adapted. 
 */

public class RemImpl extends UnicastRemoteObject
                     implements Rem {
  public RemImpl() throws RemoteException {}

  public String getMessage() throws RemoteException {
    return("Here is a remote message.");
  }
}