org.lsst.ccs.localdb.statusdb

Class AlertPersister

java.lang.Object

org.lsst.ccs.localdb.statusdb.BatchPersister

org.lsst.ccs.localdb.statusdb.AlertPersister

All Implemented Interfaces:

Runnable, org.lsst.ccs.messaging.AgentPresenceListener, org.lsst.ccs.messaging.MessageListener, org.lsst.ccs.messaging.StatusMessageListener

public class AlertPersister
extends BatchPersister
implements org.lsst.ccs.messaging.StatusMessageListener, org.lsst.ccs.messaging.AgentPresenceListener

Author:

LSST CCS Team

Constructor Summary

Constructors

Constructor and Description
AlertPersister(SessionFactory fac)

Method Summary

Modifier and Type	Method and Description
void	connecting(org.lsst.ccs.bus.data.AgentInfo agent) AgentPresenceListener callback methods.
void	disconnecting(org.lsst.ccs.bus.data.AgentInfo agent) The active alerts for the disconnecting agent are pushed to history.
void	onStatusMessage(org.lsst.ccs.bus.messages.StatusMessage msg)
void	persist(Object[] obj, Session sess) Called from inside an open transaction.

Methods inherited from class org.lsst.ccs.localdb.statusdb.BatchPersister

addToQueue, run

Methods inherited from class java.lang.Object

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

Constructor Detail

AlertPersister

public AlertPersister(SessionFactory fac)

Method Detail

onStatusMessage

public void onStatusMessage(org.lsst.ccs.bus.messages.StatusMessage msg)

Specified by:

onStatusMessage in interface org.lsst.ccs.messaging.StatusMessageListener

connecting

public void connecting(org.lsst.ccs.bus.data.AgentInfo agent)

AgentPresenceListener callback methods. When a agent connects, its alert entries in ActiveRaisedAlertData are removed.

Specified by:

connecting in interface org.lsst.ccs.messaging.AgentPresenceListener

Parameters:

agent -

disconnecting

public void disconnecting(org.lsst.ccs.bus.data.AgentInfo agent)

The active alerts for the disconnecting agent are pushed to history.

Specified by:

disconnecting in interface org.lsst.ccs.messaging.AgentPresenceListener

Parameters:

agent -

persist

public void persist(Object[] obj,
                    Session sess)

Description copied from class: BatchPersister

Called from inside an open transaction.

Specified by:

persist in class BatchPersister