Here you can find the source of sortByMap(List
public static List<Map<String, Object>> sortByMap(List<Map<String, Object>> lists)
//package com.java2s; //License from project: Apache License import java.util.List; import java.util.Map; public class Main { public static List<Map<String, Object>> sortByMap(List<Map<String, Object>> lists) { return lists; }/*from www .jav a 2s . co m*/ }