0N/A/*
2362N/A * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/Aimport java.util.*;
0N/A
0N/A/**
0N/A * @test
0N/A * @bug 4503672
0N/A * @summary AbstractMap.equals and AbstractSet.equals are fragile: they
0N/A * throw exceptions when they should return false.
0N/A * @author Josh Bloch
0N/A */
0N/Apublic class Equals {
0N/A public static void main(String[] args) {
0N/A Map m = new HashMap();
0N/A m.put(null, "");
0N/A Map h = new Hashtable();
0N/A h.put("", "");
0N/A if (m.equals(h))
0N/A throw new RuntimeException("1");
0N/A
0N/A Map m1 = new TreeMap();
0N/A m1.put(new Integer(42), "The Answer");
0N/A Map m2 = new TreeMap();
0N/A m2.put("The Answer", new Integer(42));
0N/A if (m1.equals(m2))
0N/A throw new RuntimeException("3");
0N/A
0N/A Set s1 = new TreeSet();
0N/A s1.add(new Integer(666));
0N/A Set s2 = new TreeSet();
0N/A s2.add("Great googly moogly!");
0N/A if (s1.equals(s2))
0N/A throw new RuntimeException("2");
0N/A }
0N/A}