Sorting Descending order: Java Map

Question

What I want to do is sort a map by value. I went over many questions that are available on the stackoverflow site and found out following solution that does what I want but

Answer 1

    TreeMap treeMap = new TreeMap();

    NavigableMap  nmap = treeMap.descendingMap();

    Set set = nmap.entrySet();

    Iterator iterator = set.iterator();

now u can iterate over iterator and extract the value using iterator.hasNext() and iterator.next() methods ......