Here you can find the source of isEmpty(Object[] args)
public static boolean isEmpty(Object[] args)
//package com.java2s; //License from project: Apache License import java.util.List; public class Main { public static boolean isEmpty(List<String> noCacheMethod) { if (noCacheMethod == null || noCacheMethod.size() < 1) return true; return false; }// ww w . ja v a 2 s.co m public static boolean isEmpty(Object[] args) { if (args == null || args.length < 1) return true; return false; } }