wan

Class WANCacheListener<K,V>

java.lang.Object

com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>

wan.WANCacheListener<K,V>

All Implemented Interfaces:

com.gemstone.gemfire.cache.CacheCallback, com.gemstone.gemfire.cache.CacheListener<K,V>, com.gemstone.gemfire.cache.Declarable

public class WANCacheListener<K,V>
extends com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>
implements com.gemstone.gemfire.cache.Declarable

Class WANCacheListener is a CacheListener that logs WAN events as they are received.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	_numberOfEvents Counter tracking the number of events received

Constructor Summary

Constructors

Constructor and Description
WANCacheListener()

Method Summary

Methods

Modifier and Type	Method and Description
void	afterCreate(com.gemstone.gemfire.cache.EntryEvent<K,V> event) Processes an afterCreate event.
void	afterDestroy(com.gemstone.gemfire.cache.EntryEvent<K,V> event) Processes an afterDestroy event.
void	afterInvalidate(com.gemstone.gemfire.cache.EntryEvent<K,V> event) Processes an afterInvalidate event.
void	afterUpdate(com.gemstone.gemfire.cache.EntryEvent<K,V> event) Processes an afterUpdate event.
void	init(Properties p) Initializes this WANCacheListener.
protected void	processEvent(String operation, com.gemstone.gemfire.cache.EntryEvent<K,V> event) Processes an event by incrementing the number of events received and logging the event's key and new value.

Methods inherited from class com.gemstone.gemfire.cache.util.CacheListenerAdapter

afterRegionClear, afterRegionCreate, afterRegionDestroy, afterRegionInvalidate, afterRegionLive, close

Methods inherited from class java.lang.Object

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

Field Detail

_numberOfEvents

protected int _numberOfEvents

Counter tracking the number of events received

Constructor Detail

WANCacheListener

public WANCacheListener()

Method Detail

afterCreate

public void afterCreate(com.gemstone.gemfire.cache.EntryEvent<K,V> event)

Processes an afterCreate event.

Specified by:

afterCreate in interface com.gemstone.gemfire.cache.CacheListener<K,V>

Overrides:

afterCreate in class com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>

Parameters:

event - The afterCreate EntryEvent received

afterUpdate

public void afterUpdate(com.gemstone.gemfire.cache.EntryEvent<K,V> event)

Processes an afterUpdate event.

Specified by:

afterUpdate in interface com.gemstone.gemfire.cache.CacheListener<K,V>

Overrides:

afterUpdate in class com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>

Parameters:

event - The afterUpdate EntryEvent received

afterDestroy

public void afterDestroy(com.gemstone.gemfire.cache.EntryEvent<K,V> event)

Processes an afterDestroy event.

Specified by:

afterDestroy in interface com.gemstone.gemfire.cache.CacheListener<K,V>

Overrides:

afterDestroy in class com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>

Parameters:

event - The afterDestroy EntryEvent received

afterInvalidate

public void afterInvalidate(com.gemstone.gemfire.cache.EntryEvent<K,V> event)

Processes an afterInvalidate event.

Specified by:

afterInvalidate in interface com.gemstone.gemfire.cache.CacheListener<K,V>

Overrides:

afterInvalidate in class com.gemstone.gemfire.cache.util.CacheListenerAdapter<K,V>

Parameters:

event - The afterInvalidate EntryEvent received

init

public void init(Properties p)

Initializes this WANCacheListener.

Specified by:

init in interface com.gemstone.gemfire.cache.Declarable

Parameters:

p - The Properties with which to initialize this WANCacheListener

processEvent

protected void processEvent(String operation,
                com.gemstone.gemfire.cache.EntryEvent<K,V> event)

Processes an event by incrementing the number of events received and logging the event's key and new value.

Parameters:

operation - The EntryEvent's operation (afterCreate, afterUpdate, afterDestroy, afterInvalidate)

event - The EntryEvent received