public void sort()
    {
        for (int i = 1; i < this.size; ++i)
        {
            Node thing = getThing(i);
            int j = i-1;
            while (j>-1 && get(j).compareTo(get(i))>0)
            {
                getThing(j+1).setData(get(j));
                j--;
            }
            getThing(j+1).setData(thing.getData());
        }
        isSorted=true;
    }