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Apache Commons Compress defines an API for working with compression and archive formats. These include bzip2, gzip, pack200, LZMA, XZ, Snappy, traditional Unix Compress, DEFLATE, DEFLATE64, LZ4, Brotli, Zstandard and ar, cpio, jar, tar, zip, dump, 7z, arj.

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

package org.apache.commons.compress.utils;

import java.util.Collections;
import java.util.HashSet;

/**
 * Set utilities
 *
 * @since 1.13
 */
public class Sets {

    private Sets() {
        // Do not instantiate
    }

    /**
     * Creates a new HashSet filled with the given elements
     *
     * @param elements
     *            the elements to fill the new set
     * @param  type of elements contained in new set
     * @return A new HasSet
     */
    public static  HashSet newHashSet(@SuppressWarnings("unchecked") E... elements) {
        final HashSet set = new HashSet<>(elements.length);
        Collections.addAll(set, elements);
        return set;
    }
}




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