Map -- Sort the map by values
Write a method that can sort the Map by values
 
Solution:
public static Map  sortByValue(Map map){
List> list = new ArrayList(map.entrySet());
list.sort(Entry.comparingByValue());
map = new LinkedHashMap();
for(Entry each : list) {
map.put(each.getKey(), each.getValue());
}
return map;
}