57 lines
1.8 KiB
Java
57 lines
1.8 KiB
Java
/*
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* Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4208530
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* @summary Hashtable was less robust to extension that it could have been
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* because the equals and Hashcode methods used internals
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* unnecessarily. (java.security.Provider tickled this sensitivity.)
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*/
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import java.security.Provider;
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import java.util.Map;
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public class EqualsCast {
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public static void main(String[] args) throws Exception {
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Map m1 = new MyProvider("foo", 69, "baz");
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Map m2 = new MyProvider("foo", 69, "baz");
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m1.equals(m2);
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}
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}
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class MyProvider extends Provider {
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private String name;
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public MyProvider(String name, double version, String info) {
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super(name, version, info);
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this.name = name;
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put("Signature.sigalg", "sigimpl");
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}
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public String getName() {
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return this.name;
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}
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}
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