Entry p = (Entry) m_entries.get(i);
Map.Entry p = (Map.Entry) m_entries.get(i);
    public int indexOf(Object key) {        int index = -1;        for (int i = 0; i < size(); i++) {            Entry p = (Entry) m_entries.get(i);            if (key == null) {                if (p.getKey() == null) {                    index = i;                }            } else {                if (key.equals(p.getKey())) {                    index = i;                }            }        }        return index;    }