Here you can find the source of isListNullOrEmpty(List> lst)
public static boolean isListNullOrEmpty(List<?> lst)
//package com.java2s; /*//from w ww . j av a 2 s. c o m * Copyright (C) 2010 Viettel Telecom. All rights reserved. * VIETTEL PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ import java.util.*; public class Main { public static boolean isListNullOrEmpty(List<?> lst) { return lst == null || lst.isEmpty(); } }