xref: /OpenGrok/suggester/src/main/java/org/opengrok/suggest/query/data/HashIntsHolder.java (revision 5d9f3aa0ca3da3a714233f987fa732f62c0965f6)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * See LICENSE.txt included in this distribution for the specific
9  * language governing permissions and limitations under the License.
10  *
11  * When distributing Covered Code, include this CDDL HEADER in each
12  * file and include the License file at LICENSE.txt.
13  * If applicable, add the following below this CDDL HEADER, with the
14  * fields enclosed by brackets "[]" replaced with your own identifying
15  * information: Portions Copyright [yyyy] [name of copyright owner]
16  *
17  * CDDL HEADER END
18  */
19 
20 /*
21  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
22  */
23 package org.opengrok.suggest.query.data;
24 
25 import java.util.HashSet;
26 
27 /**
28  * {@link IntsHolder} representation by using the {@link HashSet}.
29  */
30 public class HashIntsHolder extends HashSet<Integer> implements IntsHolder {
31 
32     private static final long serialVersionUID = -7601626314360464324L;
33 
34     /** {@inheritDoc} */
35     @Override
has(final int i)36     public boolean has(final int i) {
37         return contains(i);
38     }
39 
40     /** {@inheritDoc} */
41     @Override
numberOfElements()42     public int numberOfElements() {
43         return size();
44     }
45 
46 }
47