125 lines
4.6 KiB
Java
125 lines
4.6 KiB
Java
/*
|
|
* Copyright 2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
|
* CA 95054 USA or visit www.sun.com if you need additional information or
|
|
* have any questions.
|
|
*/
|
|
|
|
/*
|
|
* @test SubUnsubTest
|
|
* @bug 6736611
|
|
* @summary Test not to remove other listeners when calling unsubscribe
|
|
* @author Shanliang JIANG
|
|
* @run clean SubUnsubTest
|
|
* @run build SubUnsubTest
|
|
* @run main SubUnsubTest
|
|
*/
|
|
|
|
import java.lang.management.ManagementFactory;
|
|
import javax.management.MBeanServer;
|
|
import javax.management.Notification;
|
|
import javax.management.NotificationFilter;
|
|
import javax.management.NotificationBroadcasterSupport;
|
|
import javax.management.NotificationListener;
|
|
import javax.management.ObjectName;
|
|
import javax.management.event.EventSubscriber;
|
|
import javax.management.event.EventClient;
|
|
public class SubUnsubTest {
|
|
private static class CountListener implements NotificationListener {
|
|
volatile int count;
|
|
|
|
public void handleNotification(Notification n, Object h) {
|
|
count++;
|
|
}
|
|
}
|
|
|
|
public static interface SenderMBean {}
|
|
|
|
public static class Sender extends NotificationBroadcasterSupport
|
|
implements SenderMBean {
|
|
void send() {
|
|
Notification n = new Notification("type", this, 1L);
|
|
sendNotification(n);
|
|
}
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
System.out.println("Testing EventSubscriber-unsubscribe method.");
|
|
|
|
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
|
|
ObjectName name1 = new ObjectName("d:type=Sender,id=1");
|
|
ObjectName name2 = new ObjectName("d:type=Sender,id=2");
|
|
ObjectName pattern = new ObjectName("d:type=Sender,*");
|
|
Sender sender1 = new Sender();
|
|
Sender sender2 = new Sender();
|
|
mbs.registerMBean(sender1, name1);
|
|
mbs.registerMBean(sender2, name2);
|
|
|
|
EventSubscriber sub = EventSubscriber.getEventSubscriber(mbs);
|
|
|
|
System.out.println("Single subscribe covering both MBeans");
|
|
CountListener listener = new CountListener();
|
|
|
|
System.out.println("Subscribing and adding listeners ...");
|
|
sub.subscribe(pattern, listener, null, null);
|
|
sub.subscribe(name2, listener, null, null);
|
|
mbs.addNotificationListener(name2, listener, null, null);
|
|
|
|
sender1.send();
|
|
sender2.send();
|
|
if (listener.count != 4) {
|
|
throw new RuntimeException("Do not receive all notifications: "+
|
|
"Expect 4, got "+listener.count);
|
|
}
|
|
|
|
System.out.println("Unsubscribe the listener with the pattern.");
|
|
sub.unsubscribe(pattern, listener);
|
|
listener.count = 0;
|
|
sender1.send();
|
|
sender2.send();
|
|
if (listener.count != 2) {
|
|
throw new RuntimeException("The method unsubscribe removes wrong listeners.");
|
|
}
|
|
|
|
System.out.println("Unsubscribe the listener with the ObjectName.");
|
|
sub.unsubscribe(name2, listener);
|
|
listener.count = 0;
|
|
sender1.send();
|
|
sender2.send();
|
|
if (listener.count != 1) {
|
|
throw new RuntimeException("The method unsubscribe removes wrong listeners.");
|
|
}
|
|
|
|
System.out.println("Subscribe twice to same MBean with same listener " +
|
|
"but different handback.");
|
|
sub.subscribe(name1, listener, null, new Object());
|
|
sub.subscribe(name1, listener, null, new Object());
|
|
listener.count = 0;
|
|
|
|
sub.unsubscribe(name1, listener);
|
|
sender1.send();
|
|
if (listener.count > 0) {
|
|
throw new RuntimeException("EventSubscriber: the method unsubscribe" +
|
|
" does not remove a listener which was subscribed 2 times.");
|
|
}
|
|
|
|
System.out.println("Bye bye!");
|
|
return;
|
|
}
|
|
} |