Here you can find the source of createLinkedList(Iterable extends T> c)
public static <T> LinkedList<T> createLinkedList(Iterable<? extends T> c)
//package com.java2s; /**/* ww w. ja v a2 s.c o m*/ * Copyright (c) 1997-2013, www.tinygroup.org (luo_guo@icloud.com). * * Licensed under the GPL, Version 3.0 (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.gnu.org/licenses/gpl.html * * 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. */ import java.util.*; public class Main { public static <T> LinkedList<T> createLinkedList() { return new LinkedList<T>(); } public static <T> LinkedList<T> createLinkedList(Iterable<? extends T> c) { LinkedList<T> list = new LinkedList<T>(); iterableToCollection(c, list); return list; } public static <T, V extends T> LinkedList<T> createLinkedList(V... args) { LinkedList<T> list = new LinkedList<T>(); if (args != null) { for (V v : args) { list.add(v); } } return list; } private static <T> void iterableToCollection(Iterable<? extends T> c, Collection<T> list) { for (T element : c) { list.add(element); } } }