public boolean equals (Object obj) {
			if (this == obj) return true;
			if (obj == null) return false;
			if (getClass() != obj.getClass()) return false;
			PrivateFields other = (PrivateFields)obj;
			if (QTime == null) {
				if (other.QTime != null) return false;
			} else if (!QTime.equals(other.QTime)) return false;
			if (result == null) {
				if (other.result != null) return false;
			} else if (!result.equals(other.result)) return false;
			return true;
		}