com.hazelcast.map.impl.journal

Class DeserializingEventJournalMapEvent<K,V>

java.lang.Object

com.hazelcast.map.impl.journal.InternalEventJournalMapEvent

com.hazelcast.map.impl.journal.DeserializingEventJournalMapEvent<K,V>

All Implemented Interfaces:

HazelcastInstanceAware, EventJournalMapEvent<K,V>, DataSerializable, IdentifiedDataSerializable

public class DeserializingEventJournalMapEvent<K,V>
extends InternalEventJournalMapEvent
implements EventJournalMapEvent<K,V>, HazelcastInstanceAware

Field Summary

Fields inherited from class com.hazelcast.map.impl.journal.InternalEventJournalMapEvent

dataKey, dataNewValue, dataOldValue, eventType

Constructor Summary

Constructors

Constructor and Description
DeserializingEventJournalMapEvent()
DeserializingEventJournalMapEvent(SerializationService serializationService, InternalEventJournalMapEvent je)

Method Summary

Modifier and Type	Method and Description
int	getId() Returns type identifier for this class.
K	getKey() Returns the key for the event entry.
V	getNewValue() Returns the new value for the event entry.
V	getOldValue() Returns the old value for the event entry.
EntryEventType	getType() Returns the event type.
void	setHazelcastInstance(HazelcastInstance hazelcastInstance) Gets the HazelcastInstance reference when submitting a Runnable/Callable using Hazelcast ExecutorService.
void	writeData(ObjectDataOutput out) Writes object fields to output stream

Methods inherited from class com.hazelcast.map.impl.journal.InternalEventJournalMapEvent

equals, getDataKey, getDataNewValue, getDataOldValue, getEventType, getFactoryId, hashCode, readData, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DeserializingEventJournalMapEvent

public DeserializingEventJournalMapEvent()

DeserializingEventJournalMapEvent

public DeserializingEventJournalMapEvent(SerializationService serializationService,
                                         InternalEventJournalMapEvent je)

Method Detail

getId

public int getId()

Description copied from interface: IdentifiedDataSerializable

Returns type identifier for this class. It should be unique per DataSerializableFactory.

Specified by:

getId in interface IdentifiedDataSerializable

Overrides:

getId in class InternalEventJournalMapEvent

Returns:

type ID

getKey

public K getKey()

Description copied from interface: EventJournalMapEvent

Returns the key for the event entry.

Specified by:

getKey in interface EventJournalMapEvent<K,V>

Returns:

the entry key

getNewValue

public V getNewValue()

Description copied from interface: EventJournalMapEvent

Returns the new value for the event entry. In some cases this is null while in other cases it may be non-null. For instance, when the event is of type EntryEventType.ADDED, the new value is non-null but when it is of type EntryEventType.REMOVED, the value is null.

Specified by:

getNewValue in interface EventJournalMapEvent<K,V>

Returns:

the entry new value

getOldValue

public V getOldValue()

Description copied from interface: EventJournalMapEvent

Returns the old value for the event entry. In some cases this is null while in other cases it may be non-null. For instance, when the event is of type EntryEventType.ADDED, the old value is null but when it is of type EntryEventType.REMOVED, the value is non-null.

Specified by:

getOldValue in interface EventJournalMapEvent<K,V>

Returns:

the entry old value

getType

public EntryEventType getType()

Description copied from interface: EventJournalMapEvent

Returns the event type.

Specified by:

getType in interface EventJournalMapEvent<K,V>

Returns:

the event type

writeData

public void writeData(ObjectDataOutput out)
               throws IOException

Description copied from interface: DataSerializable

Writes object fields to output stream

Specified by:

writeData in interface DataSerializable

Overrides:

writeData in class InternalEventJournalMapEvent

Parameters:

out - output

Throws:

IOException - if an I/O error occurs. In particular, an IOException may be thrown if the output stream has been closed.

setHazelcastInstance

public void setHazelcastInstance(HazelcastInstance hazelcastInstance)

Description copied from interface: HazelcastInstanceAware

Gets the HazelcastInstance reference when submitting a Runnable/Callable using Hazelcast ExecutorService.

Specified by:

setHazelcastInstance in interface HazelcastInstanceAware

Parameters:

hazelcastInstance - the HazelcastInstance reference