/*** 根据map的key排序* * @param map 待排序的map* @param isDesc 是否降序,true:降序,false:升序* @return 排序好的map*/public static <K extends Comparable<? super K>, V> Map<K, V> sortByKey(Map<K, V> map, boolean isDesc) {Map<K, V> result = Maps.newLinkedHashMap();if (isDesc) {map.entrySet().stream().sorted(Map.Entry.<K, V>comparingByKey().reversed()).forEachOrdered(e -> result.put(e.getKey(), e.getValue()));} else {map.entrySet().stream().sorted(Map.Entry.<K, V>comparingByKey()).forEachOrdered(e -> result.put(e.getKey(), e.getValue()));}return result;}/*** 根据map的value排序* * @param map 待排序的map* @param isDesc 是否降序,true:降序,false:升序* @return 排序好的map*/public static <K, V extends Comparable<? super V>> Map<K, V> sortByValue(Map<K, V> map, boolean isDesc) {Map<K, V> result = Maps.newLinkedHashMap();if (isDesc) { map.entrySet().stream().sorted(Map.Entry.<K, V>comparingByValue().reversed()).forEach(e -> result.put(e.getKey(), e.getValue()));} else { map.entrySet().stream().sorted(Map.Entry.<K, V>comparingByValue()).forEachOrdered(e -> result.put(e.getKey(), e.getValue()));}return result;} }