89 lines
3.2 KiB
Java
89 lines
3.2 KiB
Java
/*
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* Copyright (c) 1998, 2007, 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 4092905
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* @summary Tests that hasListeners() is not failed across serialization
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* @author Graham Hamilton
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*/
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.beans.PropertyChangeSupport;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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public class Test4092905 {
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private static final String PUBLIC = "public";
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private static final String PRIVATE = "private";
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public static void main(String[] args) {
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PropertyChangeSupport pcs = new PropertyChangeSupport(args);
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pcs.addPropertyChangeListener(PUBLIC, new PublicListener());
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pcs.addPropertyChangeListener(PRIVATE, new PrivateListener());
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if (!pcs.hasListeners(PUBLIC)) {
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throw new Error("no public listener");
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}
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if (!pcs.hasListeners(PRIVATE)) {
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throw new Error("no private listener");
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}
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try {
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// serialize into byte array
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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ObjectOutputStream output = new ObjectOutputStream(baos);
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output.writeObject(pcs);
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output.flush();
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// deserialize from byte array
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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ObjectInputStream input = new ObjectInputStream(bais);
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pcs = (PropertyChangeSupport) input.readObject();
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} catch (Exception exception) {
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throw new Error("unexpected exception", exception);
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}
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if (!pcs.hasListeners(PUBLIC)) {
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throw new Error("no public listener");
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}
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if (pcs.hasListeners(PRIVATE)) {
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throw new Error("unexpected private listener");
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}
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}
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public static class PublicListener implements PropertyChangeListener, Serializable {
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public void propertyChange(PropertyChangeEvent event) {
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}
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}
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private static class PrivateListener implements PropertyChangeListener {
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public void propertyChange(PropertyChangeEvent event) {
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}
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}
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}
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