Map<String, Integer> maps = new HashMap<>();

maps.put("clothes", 120);

maps.put("grocery", 150);

maps.put("transportation", 100);

maps.put("utility", 130);

maps.put("rent", 1150);

maps.put("miscellneous", 90);

System.out.println("map before sorting: " + maps);

List<Entry<String, Integer>> listMap = maps.entrySet().stream()

.sorted(Map.Entry.<String, Integer>comparingByValue()).collect(Collectors.toList());

System.out.println("map after sorting by keys: " + listMap);