How to sort values in a HashMap on basis of values and not on Keys?

Answer 1

In java 8

Map<Integer, String> sortedMap = unsortedMap.entrySet().stream() .sorted(Entry.comparingByValue()) .collect(Collectors.toMap(Entry::getKey, Entry::getValue, (e1, e2) -> e1, LinkedHashMap::new));

Answer 2

will this work ? i mean what is unsortedMap? is it an object?

Answer 3

yes, it is unsorted map object.