Mercurial > hg > thermostat-ng > web-gateway
view common/core/src/main/java/com/redhat/thermostat/gateway/common/db/Pair.java @ 281:fdd31cc5e164
Make Auth implementation more generic and improve structure of code
Reviewed-by: jkang
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-October/025347.html
author | Miloslav Zezulka <mzezulka@redhat.com> |
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date | Tue, 17 Oct 2017 11:11:23 +0200 |
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/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat 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 for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.gateway.common.db; import java.util.Objects; /** * A container that hold two values. * <p> * The values may be related or unrelated. * <p> * For most predictable results, the params should be immutable. If the value of * {@link #hashCode()} is relevant, the two values must provide sane * implementations of hashCode too. * * @param <F> the type of the first value * @param <S> the type of the second value */ public class Pair<F, S> { private final F first; private final S second; public Pair(F first, S second) { this.first = first; this.second = second; } public F getFirst() { return first; } public S getSecond() { return second; } @Override public boolean equals(Object obj) { if (!(obj instanceof Pair)) { return false; } Pair<?,?> other = (Pair<?,?>) obj; return Objects.equals(first, other.first) && Objects.equals(second, other.second); } @Override public int hashCode() { return Objects.hash(first, second); } }