Using Handle Object
Handle moonLibHandle = br.getHandle();
ObjectOutputStream ostream = ...
ostream.writeObject(moonLibHandle);
ObjectInputStream istream = …
Handle aMoonLibHandle = (Handle) istream.readObject(aMoonLibHandle);
BookReservation br2 = (BookReservation) javax.rmi.PortableRemoteObject.narrow(aMoonLibHandle.getEJBObject(),BookReservation.class);