public interface ISharedObject<T> extends Remote {
	T getMyObject() throws RemoteException;
}
public interface IMyObject extends Remote {
	void sayHello(String message) throws RemoteException;
}
// вся магия тут:
public class MyObject extends UnicastRemoteObject implements IMyObject {
	public MyObject() throws RemoteException {
		super();
	}
	@Override
	public void sayHello(String message) throws RemoteException	{
		System.out.println(message);
	}
}
// остальное как и было, но с учетом RemoteException в конструкторе:
public class SharedObject implements ISharedObject<IMyObject> {
	private IMyObject myObject;
	public SharedObject() {
		super();
		try {
			myObject = new MyObject();
		} catch (RemoteException e) {
			e.printStackTrace();
		}
	}
	@Override
	public IMyObject getMyObject() throws RemoteException {
		return myObject;
	}
}
// запуск сервера
	public static void main(String[] args) throws InterruptedException, IOException {
		Registry registry = LocateRegistry.createRegistry(2099);
		Remote stub = UnicastRemoteObject.exportObject(new SharedObject(),0);
		registry.rebind("RMI_Server", stub);
		System.out.println("Press enter to exit...");
		System.in.read();
		registry = null;
		System.out.println("RMI Registry Thread have to be collected.");
	}
// клиент:
	public static void main(String[] args) throws RemoteException, NotBoundException {
		Registry registry = LocateRegistry.getRegistry(2099);
		Remote srv = registry.lookup("RMI_Server");
		ISharedObject<IMyObject> service = (ISharedObject<IMyObject>) srv;
		IMyObject myObject = service.getMyObject();
		myObject.sayHello("HEY!");
	}