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 }