| /* |
| * Copyright (C) 2007-2010 JĂșlio Vilmar Gesser. |
| * Copyright (C) 2011, 2013-2016 The JavaParser Team. |
| * |
| * This file is part of JavaParser. |
| * |
| * JavaParser can be used either under the terms of |
| * a) the GNU Lesser General Public License as published by |
| * the Free Software Foundation, either version 3 of the License, or |
| * (at your option) any later version. |
| * b) the terms of the Apache License |
| * |
| * You should have received a copy of both licenses in LICENCE.LGPL and |
| * LICENCE.APACHE. Please refer to those files for details. |
| * |
| * JavaParser 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 Lesser General Public License for more details. |
| */ |
| |
| package com.github.javaparser.utils; |
| |
| import static com.github.javaparser.utils.CodeGenerationUtils.f; |
| |
| /** |
| * Simply a pair of objects. |
| * |
| * @param <A> type of object a. |
| * @param <B> type of object b. |
| */ |
| public class Pair<A, B> { |
| public final A a; |
| public final B b; |
| |
| public Pair(A a, B b) { |
| this.a = a; |
| this.b = b; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| Pair<?, ?> pair = (Pair<?, ?>) o; |
| |
| if (a != null ? !a.equals(pair.a) : pair.a != null) return false; |
| if (b != null ? !b.equals(pair.b) : pair.b != null) return false; |
| |
| return true; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = a != null ? a.hashCode() : 0; |
| return 31 * result + (b != null ? b.hashCode() : 0); |
| } |
| |
| @Override |
| public String toString() { |
| return f("<%s, %s>", a, b); |
| } |
| } |