75 lines
2.8 KiB
Java
75 lines
2.8 KiB
Java
/*
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* Copyright (c) 2003, 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 4838379
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* @summary Verify that serialVersionUID and serialPersistentFields
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* declarations made by enum types and constants are ignored.
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*/
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import java.io.*;
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import java.util.Arrays;
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enum Foo {
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foo,
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bar {
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@SuppressWarnings("serial") /* Incorrect declarations are being tested */
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private static final long serialVersionUID = 2L;
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// bar is implemented as an inner class instance, so the following
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// declaration would cause a compile-time error
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// private static final ObjectStreamField[] serialPersistentFields = {
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// new ObjectStreamField("gub", Float.TYPE)
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// };
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};
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@SuppressWarnings("serial") /* Incorrect declarations are being tested */
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private static final long serialVersionUID = 1L;
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@SuppressWarnings("serial") /* Incorrect declarations are being tested */
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private static final ObjectStreamField[] serialPersistentFields = {
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new ObjectStreamField("blargh", Integer.TYPE)
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};
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}
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public class Test {
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public static void main(String[] args) throws Exception {
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Class<?>[] classes =
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{ Foo.class, Foo.foo.getClass(), Foo.bar.getClass() };
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for (int i = 0; i < classes.length; i++) {
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ObjectStreamClass desc = ObjectStreamClass.lookup(classes[i]);
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if (desc.getSerialVersionUID() != 0L) {
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throw new Error(
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classes[i] + " has non-zero serialVersionUID: " +
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desc.getSerialVersionUID());
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}
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ObjectStreamField[] fields = desc.getFields();
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if (fields.length > 0) {
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throw new Error(
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classes[i] + " has non-empty list of fields: " +
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Arrays.asList(fields));
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}
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}
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}
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}
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