org.lsst.ccs.bus
Class MessagingFactory

java.lang.Object
  org.lsst.ccs.bus.MessagingFactory

Direct Known Subclasses:

BusMessagingFactory

public abstract class MessagingFactory
extends Object

Messaging factory, insulating the application from the messaging middleware (JMS or other)

Author:

aubourg

Field Summary

protected static MessagingFactory

instance

Constructor Summary

MessagingFactory()

Method Summary

abstract void	addCommandListener(CommandListener l)
abstract void	addCommandListener(CommandListener l, String selector)
abstract void	addLogListener(LogListener l)
abstract void	addLogListener(LogListener l, String selector)
abstract void	addStatusListener(StatusListener l)
abstract void	addStatusListener(StatusListener l, String selector)
MessagingFactory	forSubsystem(String subsystemName)
static MessagingFactory	getInstance()
String	getSubsystemName()
abstract String	getToken()
protected static void	instanciate()
boolean	isReplyRequested()
abstract void	noAutoReply()
abstract void	reply(org.lsst.ccs.bus.CommandAckOrReply cmd)
abstract void	sendCommand(org.lsst.ccs.bus.Command cmd)
abstract void	sendLogEvent(org.lsst.ccs.bus.LogEvent evt)
abstract void	sendStatus(org.lsst.ccs.bus.Status status)
void	shutdownBusAccess()

Methods inherited from class java.lang.Object

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

Field Detail

instance

protected static volatile MessagingFactory instance

Constructor Detail

MessagingFactory

public MessagingFactory()

Method Detail

getInstance

public static MessagingFactory getInstance()

instanciate

protected static void instanciate()

forSubsystem

public MessagingFactory forSubsystem(String subsystemName)

getSubsystemName

public String getSubsystemName()

addCommandListener

public abstract void addCommandListener(CommandListener l)

addStatusListener

public abstract void addStatusListener(StatusListener l)

addLogListener

public abstract void addLogListener(LogListener l)

addCommandListener

public abstract void addCommandListener(CommandListener l,
                                        String selector)

addStatusListener

public abstract void addStatusListener(StatusListener l,
                                       String selector)

addLogListener

public abstract void addLogListener(LogListener l,
                                    String selector)

sendCommand

public abstract void sendCommand(org.lsst.ccs.bus.Command cmd)

sendStatus

public abstract void sendStatus(org.lsst.ccs.bus.Status status)

sendLogEvent

public abstract void sendLogEvent(org.lsst.ccs.bus.LogEvent evt)

getToken

public abstract String getToken()

reply

public abstract void reply(org.lsst.ccs.bus.CommandAckOrReply cmd)

isReplyRequested

public boolean isReplyRequested()

noAutoReply

public abstract void noAutoReply()

shutdownBusAccess

public void shutdownBusAccess()