Here you can find the source of hasNext(final Iterator> i)
public final static boolean hasNext(final Iterator<?> i)
//package com.java2s; /**/*from w w w.j a v a 2 s. c om*/ * The contents of this file are subject to the Regenstrief Public License * Version 1.0 (the "License"); you may not use this file except in compliance with the License. * Please contact Regenstrief Institute if you would like to obtain a copy of the license. * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * Copyright (C) Regenstrief Institute. All Rights Reserved. */ import java.util.*; public class Main { public final static boolean hasNext(final Iterator<?> i) { return (i != null) && i.hasNext(); } }