1 /*
 2  * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.
 8  *
 9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 package org.openjdk.skara.vcs;
24 
25 import java.util.Objects;
26 
27 public class Reference {
28     private final String name;
29     private final Hash hash;
30 
31     public Reference(String name, Hash hash) {
32         this.name = name;
33         this.hash = hash;
34     }
35 
36     public String name() {
37         return name;
38     }
39 
40     public Hash hash() {
41         return hash;
42     }
43 
44     @Override
45     public String toString() {
46         return name + ": " + hash.hex();
47     }
48 
49     @Override
50     public boolean equals(Object o) {
51         if (!(o instanceof Reference)) {
52             return false;
53         }
54 
55         var r = (Reference) o;
56         return Objects.equals(name, r.name) && Objects.equals(hash, r.hash);
57     }
58 
59     @Override
60     public int hashCode() {
61         return Objects.hash(name, hash);
62     }
63 }