Java tutorial
//package com.java2s; /** * * Copyright (c) 2016 Dotweblabs Web Technologies and others. All rights reserved. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * __ __ __ * | |_.--.--.--|__.-----| | * | _| | | | | --| |_ * |____|________|__|___| |____| * :: twirl :: Object Mapping :: * */ import java.util.Iterator; public class Main { public static <E> Iterable<E> iterable(final Iterator<E> iterator) { if (iterator == null) { throw new NullPointerException(); } return new Iterable<E>() { public Iterator<E> iterator() { return iterator; } }; } }