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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
* @test
* @bug 5004188
* @run main TestSerialization 1.5.0_10.ser 1.6.0.ser
* @summary Tests serialization of VetoableChangeSupport
* @author Sergey Malenkov
*/
import java.beans.PropertyChangeEvent;
import java.beans.VetoableChangeListener;
import java.beans.VetoableChangeListenerProxy;
import java.beans.VetoableChangeSupport;
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 VetoableChangeListener, 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 VetoableChangeSupport create() {
VetoableChangeSupport vcs = new VetoableChangeSupport(TestSerialization.class);
vcs.addVetoableChangeListener(new TestSerialization(0));
vcs.addVetoableChangeListener(NAME, new TestSerialization(1));
return vcs;
}
private static void check(VetoableChangeSupport vcs) {
VetoableChangeListener[] namedListeners = vcs.getVetoableChangeListeners(NAME);
check(namedListeners, 1);
check(namedListeners[0], 1);
VetoableChangeListener[] allListeners = vcs.getVetoableChangeListeners();
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(VetoableChangeListener[] array, int length) {
if (length != array.length)
throw new Error("Unexpected amount of listeners: " + array.length);
}
private static void check(VetoableChangeListener 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(VetoableChangeListener listener, int index, String name) {
if (!(listener instanceof VetoableChangeListenerProxy))
throw new Error("Unexpected listener: " + listener);
VetoableChangeListenerProxy object = (VetoableChangeListenerProxy)listener;
if (!name.equals(object.getPropertyName()))
throw new Error("Unexpected name: " + name + " != " + object.getPropertyName());
check((VetoableChangeListener)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 VetoableChangeSupport deserialize(String file) throws Exception {
ObjectInputStream stream = null;
try {
stream = new ObjectInputStream(new FileInputStream(new File(System.getProperty("test.src", "."), file)));
return (VetoableChangeSupport)stream.readObject();
}
finally {
if (stream != null)
stream.close();
}
}
private static void serialize(String file, VetoableChangeSupport vcs) throws Exception {
ObjectOutputStream stream = null;
try {
stream = new ObjectOutputStream(new FileOutputStream(new File(System.getProperty("test.src", "."), file)));
stream.writeObject(vcs);
}
finally {
if (stream != null)
stream.close();
}
}
private static byte[] serialize(VetoableChangeSupport vcs) throws Exception {
ObjectOutputStream stream = null;
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
stream = new ObjectOutputStream(out);
stream.writeObject(vcs);
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 vetoableChange(PropertyChangeEvent event) {
}
}