context.addServiceListener(this, manager.driverFilter.toString());
contxt.addServiceListener(this, manager_.driverFilter.toString());
		DriverUpdate(Bundle bundle, Activator manager) {			this.manager = manager;			this.bundle = bundle;			context = manager.context;			updatewait = manager.updatewait;			running = true;			context.addBundleListener(this);			try {				context.addServiceListener(this, manager.driverFilter.toString());			} catch (InvalidSyntaxException e) {				/* this should not happen */			}		}