net.sourceforge.esw.service.lifesupport
Class LifeSupport

java.lang.Object
  |
  +--net.sourceforge.esw.util.SupportObject
        |
        +--net.sourceforge.esw.service.AService
              |
              +--net.sourceforge.esw.service.ADefaultService
                    |
                    +--net.sourceforge.esw.service.lifesupport.LifeSupport

All Implemented Interfaces:

java.util.EventListener, IService, ISupportObject, java.beans.PropertyChangeListener, java.rmi.Remote, net.jini.core.event.RemoteEventListener, java.lang.Runnable, java.io.Serializable

public class LifeSupport

extends ADefaultService

implements IService, java.beans.PropertyChangeListener, net.jini.core.event.RemoteEventListener, java.rmi.Remote, java.lang.Runnable

This service is the default LifeSupport Service for monitoring the health and livlihood of the currently running services in the Enterprise.

In any given Enterprise, there should be one or more of these Services running.

See Also:

Serialized Form

Inner Class Summary

class

LifeSupport.TelemetryListener

Field Summary

protected java.util.Hashtable	leases
protected net.jini.lease.LeaseRenewalManager	mgr
protected java.util.Hashtable	services
protected java.util.Hashtable	serviceTelemetry
protected static int	TELEMETRY_HISTORY_LENGTH
protected static int	TRANSITIONS
protected LookupServiceUtil	util

Fields inherited from class net.sourceforge.esw.service.ADefaultService

classServer, joinManager, proxy, serviceID

Fields inherited from class net.sourceforge.esw.service.AService

bStarted, heartbeatGenerator, priority

Fields inherited from class net.sourceforge.esw.util.SupportObject

id, properties, propertyChildren, propertyListeners, vetoableChildren, vetoableListeners

Fields inherited from interface net.sourceforge.esw.service.IService

PRIMARY, SECONDARY, TERTIARY, UNAVAILABLE

Constructor Summary

LifeSupport()
Creates a new LifeSupport.

Method Summary

static void	main(java.lang.String[] abcd) Main entry point into this TestDefaultService
void	notify(net.jini.core.event.RemoteEvent aEvent) Called by Reggie when a service is modified
void	propertyChange(java.beans.PropertyChangeEvent aEvent) Called when a new Reggie is discovered.
void	run() Starts the Thread that discovers services and registers intent with Jini to learn of any new services.

Methods inherited from class net.sourceforge.esw.service.ADefaultService

die, persist, register, register, register, register, register, restore

Methods inherited from class net.sourceforge.esw.service.AService

getHeartbeatGenerator, getPriority, isSane, isStarted, ping, setPriority, start, stop

Methods inherited from class net.sourceforge.esw.util.SupportObject

addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, addVetoableChangeListener, firePropertyChange, firePropertyChange, fireVetoableChange, fireVetoableChange, getID, getProperty, getPropertySize, propertyKeys, removeProperty, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, removeVetoableChangeListener, setID, setProperty

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.sourceforge.esw.service.IService

die, getHeartbeatGenerator, getPriority, isSane, isStarted, ping, setPriority, start, stop

Methods inherited from interface net.sourceforge.esw.util.ISupportObject

addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, addVetoableChangeListener, firePropertyChange, firePropertyChange, fireVetoableChange, fireVetoableChange, getID, getProperty, getPropertySize, propertyKeys, removeProperty, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, removeVetoableChangeListener, setID, setProperty

Field Detail

util

protected LookupServiceUtil util

serviceTelemetry

protected java.util.Hashtable serviceTelemetry

leases

protected java.util.Hashtable leases

mgr

protected net.jini.lease.LeaseRenewalManager mgr

services

protected java.util.Hashtable services

TRANSITIONS

protected static final int TRANSITIONS

TELEMETRY_HISTORY_LENGTH

protected static final int TELEMETRY_HISTORY_LENGTH

Constructor Detail

LifeSupport

public LifeSupport()

Creates a new LifeSupport.

Method Detail

run

public void run()

Starts the Thread that discovers services and registers intent with Jini to learn of any new services.

Specified by:

run in interface java.lang.Runnable

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent aEvent)

Called when a new Reggie is discovered.

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

Parameters:

aEvent - the PropertyChangeEvent

notify

public void notify(net.jini.core.event.RemoteEvent aEvent)
            throws java.rmi.RemoteException

Called by Reggie when a service is modified

Specified by:

notify in interface net.jini.core.event.RemoteEventListener

Parameters:

aEvent - the notification of the Service change

main

public static void main(java.lang.String[] abcd)
                 throws java.lang.Exception

Main entry point into this TestDefaultService