Java tutorial
//package com.java2s; /* * Copyright (c) 2014 Lemur Consulting Ltd. * <p/> * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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 { @SafeVarargs public static <T> List<T> makeUnmodifiableList(T... items) { ArrayList<T> list = new ArrayList<>(items.length); Collections.addAll(list, items); return Collections.unmodifiableList(list); } }