Method rejectAddRequest

java/Chapter 8/Question8_7/UserManager.java:35–41

(AddRequest req)

	}
	
	public void rejectAddRequest(AddRequest req) {
		req.status = RequestStatus.Rejected;
		User from = req.getFromUser();
		User to = req.getToUser();
		from.removeAddRequest(req);
		to.removeAddRequest(req);		
	}
	
	public void userSignedOn(String accountName) {
		User user = usersByAccountName.get(accountName);