Set set = fTreeMap.keySet(); Object[] o = set.toArray();
Object[] o = fTreeMap.keySet().toArray();
		public Object[] getElements(Object inputElement) {			if ((inputElement != null) && (inputElement instanceof FieldContentProvider)) {				Set set = fTreeMap.keySet();				Object[] o = set.toArray();				Object[] fields = new Object[o.length];				for (int i = 0; i < o.length; i++) {					fields[i] = fFieldMap.get(o[i]);				}				return fields;			}			return null;		}