test/jdk/java/io/Serializable/resolveClass/deserializeButton/DeserializeButtonTest.java
author rriggs
Fri, 11 Oct 2019 13:11:56 -0400
changeset 58565 baa5969ecf34
parent 51977 a8862960c19f
permissions -rw-r--r--
8231427: Warning cleanup in tests of java.io.Serializable Reviewed-by: darcy, lancea
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/*
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 * Copyright (c) 2001, 2019, 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 4413434
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 * @library /test/lib
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 * @build jdk.test.lib.util.JarUtils Foo
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 * @run main DeserializeButtonTest
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 * @summary Verify that class loaded outside of application class loader is
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 *          correctly resolved during deserialization when read in by custom
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 *          readObject() method of a bootstrap class (in this case,
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 *          java.util.Vector).
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 */
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import java.net.URLClassLoader;
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import java.net.URL;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import jdk.test.lib.util.JarUtils;
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public class DeserializeButtonTest {
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    public static void main(String[] args) throws Exception {
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        setup();
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        try (URLClassLoader ldr =
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            new URLClassLoader(new URL[]{ new URL("file:cb.jar") })) {
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            Runnable r = (Runnable) Class.forName("Foo", true, ldr)
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                    .getConstructor().newInstance();
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            r.run();
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        }
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    }
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    private static void setup() throws Exception {
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        Path classes = Paths.get(System.getProperty("test.classes", ""));
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        JarUtils.createJarFile(Paths.get("cb.jar"),
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                               classes,
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                               classes.resolve("Foo.class"),
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                               classes.resolve("Foo$TestElement.class"));
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    }
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}