001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019
020package org.apache.commons.compress.utils;
021
022import java.util.Collections;
023import java.util.HashSet;
024
025/**
026 * Set utilities
027 *
028 * @since 1.13
029 */
030public class Sets {
031
032    private Sets() {
033        // Do not instantiate
034    }
035
036    /**
037     * Creates a new HashSet filled with the given elements
038     *
039     * @param elements
040     *            the elements to fill the new set
041     * @param <E> type of elements contained in new set
042     * @return A new HasSet
043     */
044    @SafeVarargs
045    public static <E> HashSet<E> newHashSet(final E... elements) {
046        final HashSet<E> set = new HashSet<>(elements.length);
047        Collections.addAll(set, elements);
048        return set;
049    }
050}