“Java Urutkan Peta dengan Keys Reverse Descending Order” Kode Jawaban

Java Urutkan Peta dengan Keys Reverse Descending Order

Map<String, Integer> unSortedMap = getUnSortedMapFromSource();

Map<String, Integer> reverseSortedMap 
  = new TreeMap<String, Integer>(Collections.reverseOrder());

reverseSortedMap.putAll(unSortedMap);