com.illumon.iris.db.v2

Interface Listener

All Superinterfaces:

LivenessManager, LivenessNode, LivenessReferent

All Known Implementing Classes:

InstrumentedListener, InstrumentedListenerAdapter

public interface Listener
extends LivenessNode

Listener for table changes.

Method Summary

Modifier and Type	Method and Description
NotificationQueue.Notification	getErrorNotification(Throwable originalException, UpdatePerformanceTracker.Entry sourceEntry) Creates a notification for the exception.
NotificationQueue.IndexUpdateNotification	getNotification(Index added, Index removed, Index modified) Creates a notification for the table changes.
void	onFailure(Throwable originalException, UpdatePerformanceTracker.Entry sourceEntry) Notification of exceptions.
void	onUpdate(Index added, Index removed, Index modified) Process notification of table changes.
void	setInitialImage(Index initialImage) Sets the index for the initial data.

Methods inherited from interface com.illumon.iris.db.util.liveness.LivenessReferent

dropReference, getReferentDescription, getWeakReference, retainReference, tryRetainReference

Methods inherited from interface com.illumon.iris.db.util.liveness.LivenessManager

manage, tryManage

Method Detail

onUpdate

void onUpdate(Index added,
              Index removed,
              Index modified)

Process notification of table changes.

Parameters:

added - rows added

removed - rows removed

modified - rows modified

onFailure

void onFailure(Throwable originalException,
               UpdatePerformanceTracker.Entry sourceEntry)

Notification of exceptions.

Parameters:

originalException - exception

sourceEntry - performance tracking

getNotification

NotificationQueue.IndexUpdateNotification getNotification(Index added,
                                                          Index removed,
                                                          Index modified)

Creates a notification for the table changes.

Parameters:

added - rows added

removed - rows removed

modified - rows modified

Returns:

table change notification

getErrorNotification

NotificationQueue.Notification getErrorNotification(Throwable originalException,
                                                    UpdatePerformanceTracker.Entry sourceEntry)

Creates a notification for the exception.

Parameters:

originalException - exception

sourceEntry - performance tracking

Returns:

exception notification

setInitialImage

void setInitialImage(Index initialImage)

Sets the index for the initial data.

Parameters:

initialImage - initial image