108 lines
3.6 KiB
Java
108 lines
3.6 KiB
Java
/*
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* Copyright (c) 2002, 2010, 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 4764280
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*
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* @clean Setup Test A B
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* @compile Setup.java
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* @run main Setup
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* @clean Setup A B
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* @compile Test.java
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* @run main Test
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*
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* @summary Verify that if a serializable class declares multiple
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* serialPersistentFields that share the same name, calling
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* ObjectStreamClass.lookup() for that class will not result in an
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* InternalError, and that attempts at default serialization or
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* deserialization of such a class will result in
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* InvalidClassExceptions.
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*/
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import java.io.*;
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class A implements Serializable {
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private static final long serialVersionUID = 0L;
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private static final ObjectStreamField[] serialPersistentFields = {
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new ObjectStreamField("i", int.class),
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new ObjectStreamField("i", int.class)
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};
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int i;
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}
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class B implements Serializable {
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private static final long serialVersionUID = 0L;
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private static final ObjectStreamField[] serialPersistentFields = {
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new ObjectStreamField("i", int.class),
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new ObjectStreamField("i", String.class)
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};
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int i;
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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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ObjectStreamClass.lookup(A.class);
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ObjectStreamClass.lookup(B.class);
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ObjectOutputStream oout =
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new ObjectOutputStream(new ByteArrayOutputStream());
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try {
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oout.writeObject(new A());
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throw new Error(
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"write of A should fail with InvalidClassException");
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} catch (InvalidClassException e) {
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}
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oout = new ObjectOutputStream(new ByteArrayOutputStream());
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try {
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oout.writeObject(new B());
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throw new Error(
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"write of B should fail with InvalidClassException");
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} catch (InvalidClassException e) {
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}
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FileInputStream in = new FileInputStream("a.ser");
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try {
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ObjectInputStream oin = new ObjectInputStream(in);
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oin.readObject();
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throw new Error(
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"read of A should fail with InvalidClassException");
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} catch (InvalidClassException e) {
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} finally {
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in.close();
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}
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in = new FileInputStream("b.ser");
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try {
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ObjectInputStream oin = new ObjectInputStream(in);
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oin.readObject();
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throw new Error(
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"read of B should fail with InvalidClassException");
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} catch (InvalidClassException e) {
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} finally {
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in.close();
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}
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}
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}
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