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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   * http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.commons.compress.utils;
21  
22  import java.util.Collections;
23  import java.util.HashSet;
24  
25  /**
26   * Set utilities
27   *
28   * @since 1.13
29   */
30  public class Sets {
31  
32      /**
33       * Creates a new HashSet filled with the given elements
34       *
35       * @param elements the elements to fill the new set
36       * @param <E>      type of elements contained in new set
37       * @return A new HasSet
38       */
39      @SafeVarargs
40      public static <E> HashSet<E> newHashSet(final E... elements) {
41          final HashSet<E> set = new HashSet<>(elements.length);
42          Collections.addAll(set, elements);
43          return set;
44      }
45  
46      private Sets() {
47          // Do not instantiate
48      }
49  }