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package com.sun.enterprise.admin.selfmanagement.event;

import javax.management.Notification;
import javax.management.NotificationBroadcasterSupport;
import javax.management.MBeanNotificationInfo;
import com.sun.enterprise.server.ServerContext;



/**
 * LifeCycleImpl is an MBean that implements the LifecycleListener
 * interface and is a subclass of NotificationBroadcasterSupport.
 */
public class LifeCycleImpl extends NotificationBroadcasterSupport implements LifeCycleImplMBean {
    
    public LifeCycleImpl() {
        DeclarativeLifecycleEventService.setLifeCycleImpl(this);
    }
    
    /**
     * Notification sequence number within the source object.
     */
    private long sequenceNumber = 0;
    
    
    public void onReady(ServerContext sc) {
        long seqno;
        synchronized (this) {
            seqno = sequenceNumber++;
        }
        //LifeCycleNotification n = new LifeCycleNotification(LifeCycleNotification.READY_EVENT, this, seqno, "Ready!!!");
        Notification n = new Notification(LifeCycleEvent.READY_EVENT, this, seqno, "Ready!!!");
        sendNotification(n);
        
    }
    
    public void onShutdown() {
        long seqno;
        synchronized (this) {
            seqno = sequenceNumber++;
        }
        //LifeCycleNotification n = new LifeCycleNotification(LifeCycleNotification.SHUTDOWN_EVENT, this, seqno, "Shutting Down!!!");
        Notification n = new Notification(LifeCycleEvent.SHUTDOWN_EVENT, this, seqno, "Shutting Down!!!");
	sendNotification(n);
        
    }
    
    public void onTermination() {
        long seqno;
        synchronized (this) {
            seqno = sequenceNumber++;
        }
        //LifeCycleNotification n = new LifeCycleNotification(LifeCycleNotification.TERMINATION_EVENT, this, seqno, "Terminated!!!");
        Notification n = new Notification(LifeCycleEvent.TERMINATION_EVENT, this, seqno, "Terminated!!!");
        sendNotification(n);
        
    }
    
    
    public MBeanNotificationInfo[] getNotificationInfo() {
        return notifsInfo.clone();
    }
    
    private static final String[] types =  {
        LifeCycleEvent.READY_EVENT,
                LifeCycleEvent.SHUTDOWN_EVENT,
                LifeCycleEvent.TERMINATION_EVENT
    };
    
    
    private static final MBeanNotificationInfo[] notifsInfo = {
        new MBeanNotificationInfo(
                types,
                "javax.management.Notification",
                "Notifications sent by the LifeCycleImpl MBean")
    };
    
    
}