Java tutorial
//package com.java2s; import java.util.List; public class Main { public static boolean isEmpty(List<?> list, int index) { return list == null || list.size() == 0 || list.size() <= index; } public static boolean isEmpty(String str) { if (str == null || str.length() == 0 || str.equalsIgnoreCase("null") || str.isEmpty() || str.equals("")) { return true; } else { return false; } } }