62 lines
2.1 KiB
Java
62 lines
2.1 KiB
Java
/*
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* Copyright (c) 2000, 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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/* @test
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* @bug 4373844
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* @summary Verify that partially initialized ObjectStreamClass instances
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* cannot be obtained from ObjectStreamClass.lookup() in the event
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* that the target class is uninitializable.
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*/
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import java.io.*;
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class A implements Serializable {
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// existence of SVUID forces class initialization during classdesc init
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private static final long serialVersionUID = 0L;
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static {
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if ("foo".equals("foo")) { // force class initialization failure
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throw new Error();
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}
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}
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}
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public class PartialClassDesc {
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public static void main(String[] args) throws Exception {
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Class<?> cl = Class.forName(
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"A", false, PartialClassDesc.class.getClassLoader());
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ObjectStreamClass desc = null;
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try {
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desc = ObjectStreamClass.lookup(cl);
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} catch (Throwable th) {
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}
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try {
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desc = ObjectStreamClass.lookup(cl);
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} catch (Throwable th) {
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}
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if (desc != null) {
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throw new Error("should not be able to obtain class descriptor");
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}
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}
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}
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