Here you can find the source of arrayToList(@SuppressWarnings("unchecked") T... a)
public static <T> List<T> arrayToList(@SuppressWarnings("unchecked") T... a)
//package com.java2s; /*/*from w w w.j a v a 2 s.co m*/ * Copyright (C) 2017 CenturyLink, Inc. * * 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.Arrays; import java.util.List; public class Main { /** * Create an editable List from an Array. */ public static <T> List<T> arrayToList(@SuppressWarnings("unchecked") T... a) { List<T> l = new ArrayList<T>(); l.addAll(Arrays.asList(a)); return l; } }