cachedHashCode = (className.hashCode() * 1009) + (fieldName.hashCode() * 433) + fieldSig.hashCode();
cachedHashCode = className.hashCode() ^ fieldName.hashCode() ^ fieldSig.hashCode();
	public int hashCode() {		if (cachedHashCode == 0) {			cachedHashCode = (className.hashCode() * 1009) + (fieldName.hashCode() * 433) + fieldSig.hashCode();		}		return cachedHashCode;	}