Here you can find the source of newArrayList()
public static <ELEMENT> ArrayList<ELEMENT> newArrayList()
//package com.java2s; /*/*from w w w .jav a2 s .co m*/ * Copyright 2004-2011 the Seasar Foundation and the Others. * * 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. */ import java.util.ArrayList; import java.util.Collection; public class Main { public static <ELEMENT> ArrayList<ELEMENT> newArrayList() { return new ArrayList<ELEMENT>(); } public static <ELEMENT> ArrayList<ELEMENT> newArrayList( Collection<ELEMENT> elements) { final ArrayList<ELEMENT> list = newArrayList(); list.addAll(elements); return list; } public static <ELEMENT> ArrayList<ELEMENT> newArrayList( ELEMENT... elements) { final ArrayList<ELEMENT> list = newArrayList(); for (ELEMENT element : elements) { list.add(element); } return list; } }