/*
* Copyright (c) 2007, 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 5004188
* @run main TestSerialization 1.5.0_10.ser 1.6.0.ser
* @summary Tests serialization of PropertyChangeSupport
* @author Sergey Malenkov
*/
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeListenerProxy;
import java.beans.PropertyChangeSupport;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
public final class TestSerialization implements PropertyChangeListener, Serializable {
private static final String NAME = "property";
public static void main(String[] args) throws Exception {
if (args.length == 0) {
String file = System.getProperty("java.version") + ".ser";
serialize(file, create());
}
else {
byte[] array = serialize(create());
for (String file : args) {
check(deserialize(file));
check(array, read(file));
}
}
}
private static PropertyChangeSupport create() {
PropertyChangeSupport pcs = new PropertyChangeSupport(TestSerialization.class);
pcs.addPropertyChangeListener(new TestSerialization(0));
pcs.addPropertyChangeListener(NAME, new TestSerialization(1));
return pcs;
}
private static void check(PropertyChangeSupport pcs) {
PropertyChangeListener[] namedListeners = pcs.getPropertyChangeListeners(NAME);
check(namedListeners, 1);
check(namedListeners[0], 1);
PropertyChangeListener[] allListeners = pcs.getPropertyChangeListeners();
check(allListeners, 2);
check(allListeners[0], 0);
check(allListeners[1], 1, NAME);
}
private static void check(byte[] a1, byte[] a2) {
int length = a1.length;
if (length != a2.length)
throw new Error("Different file sizes: " + length + " != " + a2.length);
for (int i = 0; i < length; i++)
if (a1[i] != a2[i])
throw new Error("Different bytes at " + i + " position");
}
private static void check(PropertyChangeListener[] array, int length) {
if (length != array.length)
throw new Error("Unexpected amount of listeners: " + array.length);
}
private static void check(PropertyChangeListener listener, int index) {
if (!(listener instanceof TestSerialization))
throw new Error("Unexpected listener: " + listener);
TestSerialization object = (TestSerialization)listener;
if (index != object.index)
throw new Error("Unexpected index: " + index + " != " + object.index);
}
private static void check(PropertyChangeListener listener, int index, String name) {
if (!(listener instanceof PropertyChangeListenerProxy))
throw new Error("Unexpected listener: " + listener);
PropertyChangeListenerProxy object = (PropertyChangeListenerProxy)listener;
if (!name.equals(object.getPropertyName()))
throw new Error("Unexpected name: " + name + " != " + object.getPropertyName());
check((PropertyChangeListener)object.getListener(), index);
}
private static byte[] read(String file) throws Exception {
FileInputStream stream = null;
try {
stream = new FileInputStream(new File(System.getProperty("test.src", "."), file));
ByteArrayOutputStream out = new ByteArrayOutputStream();
for (int i = stream.read(); i != -1; i = stream.read())
out.write(i);
return out.toByteArray();
}
finally {
if (stream != null)
stream.close();
}
}
private static PropertyChangeSupport deserialize(String file) throws Exception {
ObjectInputStream stream = null;
try {
stream = new ObjectInputStream(new FileInputStream(new File(System.getProperty("test.src", "."), file)));
return (PropertyChangeSupport)stream.readObject();
}
finally {
if (stream != null)
stream.close();
}
}
private static void serialize(String file, PropertyChangeSupport pcs) throws Exception {
ObjectOutputStream stream = null;
try {
stream = new ObjectOutputStream(new FileOutputStream(new File(System.getProperty("test.src", "."), file)));
stream.writeObject(pcs);
}
finally {
if (stream != null)
stream.close();
}
}
private static byte[] serialize(PropertyChangeSupport pcs) throws Exception {
ObjectOutputStream stream = null;
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
stream = new ObjectOutputStream(out);
stream.writeObject(pcs);
return out.toByteArray();
}
finally {
if (stream != null)
stream.close();
}
}
private int index;
public TestSerialization(int index) {
this.index = index;
}
public int getIndex() {
return this.index;
}
public void propertyChange(PropertyChangeEvent event) {
}
}