if(o.gid == gid)
if(o.gid == gid) {
		public void addText(String word, long gid) {			OrderedLinkedList buf = (OrderedLinkedList) words[0].get(word);			TermOccurrence o;			if (buf == null) {				buf = new OrderedLinkedList();				o = new TermOccurrence(gid);				buf.add(o);				words[0].put(word, buf);			} else {				o = (TermOccurrence)buf.getLast();				if(o.gid == gid)					o.frequency++;				else {					o = new TermOccurrence(gid);					buf.add(o);				}			}		}