private boolean checkProp(Object origProp, Object newProp) { if ((origProp == null && newProp != null) || (origProp != null && !origProp.equals(newProp)))
private boolean checkProp(Object origObj, Object newObj) { if ((origObj == null && newObj != null) || (origObj != null && newObj == null))
	private boolean checkProp(Object origProp, Object newProp) {		if ((origProp == null && newProp != null) || (origProp != null && !origProp.equals(newProp)))			return true;		return false;	}