4 import java.net.
Clients remain the same.
WorkerImpl 's constructor must include RemoteException in its throws clause. Cast the returned Object to Long , convert the Long to a String and print it out. Problem 5 Now try running your program such that the Addition.class file will be dynamically downloaded by the Worker server. First, place Addition.class in a JAR file named add.jar . SummerClient Try typing in numbers and see if they get added.