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/*******************************************************************************
* Copyright (c) 2010 Oracle.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
* and the Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* Hal Hildebrand - Initial JMX support
******************************************************************************/
package org.eclipse.gemini.mgmt;
import javax.management.MBeanRegistration;
import javax.management.MBeanServer;
import javax.management.NotificationBroadcasterSupport;
import javax.management.ObjectName;
/**
*
*/
abstract public class Monitor extends NotificationBroadcasterSupport implements
MBeanRegistration {
public void postDeregister() {
}
/*
* (non-Javadoc)
*
* @see javax.management.MBeanRegistration#postRegister(java.lang.Boolean)
*/
public void postRegister(Boolean registrationDone) {
addListener();
}
/*
* (non-Javadoc)
*
* @see javax.management.MBeanRegistration#preDeregister()
*/
public void preDeregister() throws Exception {
removeListener();
}
public ObjectName preRegister(MBeanServer server, ObjectName name)
throws Exception {
objectName = name;
this.server = server;
return name;
}
abstract protected void addListener();
abstract protected void removeListener();
protected ObjectName objectName;
protected volatile long sequenceNumber = 0;
protected MBeanServer server;
}
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