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/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 6541870
* @summary this test checks that ObjectInputStream throws an IOException
* instead of a NullPointerException when deserializing an ArrayList
* of Externalizables if there is an IOException while deserializing
* one of these Externalizables.
*
* @author Andrey Ozerov
*/
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
public class NPEProvoker implements java.io.Externalizable {
private String test = "test";
public void readExternal(ObjectInput in) throws IOException,
ClassNotFoundException
{
throw new IOException(); //io exception for whatever reason
}
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(test);
}
public static void main(String[] args) {
System.err.println("\n Regression test for bug 6541870\n");
try {
ArrayList<NPEProvoker> list = new ArrayList<>();
list.add(new NPEProvoker());
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(list);
ObjectInputStream ois =
new ObjectInputStream(new ByteArrayInputStream(
baos.toByteArray()));
ois.readObject();
throw new Error();
} catch (IOException e) {
System.err.println("\nTEST PASSED");
} catch (ClassNotFoundException e) {
throw new Error();
} catch (NullPointerException e) {
throw new Error();
}
}
}
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