| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.test.lib.util; |
| |
| import java.util.Objects; |
| |
| /** |
| * Triple - a three element tuple |
| * |
| * @param <F> first element type |
| * @param <S> second element type |
| * @param <T> third element type |
| */ |
| public class Triple<F, S, T> { |
| private final Pair<F, Pair<S, T>> container; |
| |
| /** |
| * Constructor |
| * |
| * @param first first element of the triple |
| * @param second second element of the triple |
| * @param third third element of the triple |
| */ |
| public Triple(F first, S second, T third) { |
| container = new Pair<>(first, new Pair<>(second, third)); |
| } |
| |
| /** |
| * Gets first element of the triple |
| */ |
| public F getFirst() { |
| return container.first; |
| } |
| |
| /** |
| * Gets second element of the triple |
| */ |
| public S getSecond() { |
| return container.second.first; |
| } |
| |
| /** |
| * Gets third element of the triple |
| */ |
| public T getThird() { |
| return container.second.second; |
| } |
| |
| @Override |
| public int hashCode() { |
| return container.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof Triple<?, ?, ?>) { |
| Triple<?, ?, ?> objTriple = (Triple<?, ?, ?>) obj; |
| return Objects.equals(container.first, objTriple.container.first) |
| && Objects.equals(container.second, |
| objTriple.container.second); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return "(" + getFirst() + " : " + getSecond() + " : " + getThird() + ")"; |
| } |
| } |