ORB orb = ORB.init( args, null );
BufferedReader br = new BufferedReader( new FileReader( f ));
// get object reference from command-line argument file
org.omg.CORBA.Object obj = orb.string_to_object( br.readLine() );
br.close();
//narrow to right type
SASDemo demo = SASDemoHelper.narrow( obj );