Collection runObjs = null;
Collection runObjs = runHome.findByUserIDandDistanceID(userID,distanceID);
	public void savePayment(int userID, int distanceID, String payMethod, String amount) {		try {			RunHome runHome = (RunHome) getIDOHome(Run.class);			Collection runObjs = null;//runHome.findRunByUserIDandDistanceID(userID,distanceID);			if(runObjs != null) {				Iterator runIt = runObjs.iterator();				while(runIt.hasNext()) {					Run run = (Run) runIt.next();					if(run != null) {						run.setPayMethod(payMethod);						run.setPayedAmount(amount);						run.store();					}				}			}		}		catch (RemoteException e) {			e.printStackTrace();		}		//catch (FinderException e) {			//e.printStackTrace();		//}	}