com.hazelcast.spi

Class PartitionMigrationEvent

java.lang.Object

java.util.EventObject

com.hazelcast.spi.PartitionMigrationEvent

All Implemented Interfaces:

Serializable

public class PartitionMigrationEvent
extends EventObject

An EventObject for a partition migration. Can be used by SPI services to get a callback to listen to partition migration. See MigrationAwareService for more info.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
PartitionMigrationEvent(MigrationEndpoint migrationEndpoint, int partitionId, int currentReplicaIndex, int newReplicaIndex)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	getCurrentReplicaIndex() Gets the index of the partition replica that current member owns currently, before migration starts.
MigrationEndpoint	getMigrationEndpoint() Gets the partition migration endpoint.
int	getNewReplicaIndex() Gets the index of the partition replica that current member will own after migration is committed.
int	getPartitionId() Gets the partition ID.
int	hashCode()
String	toString()

Methods inherited from class java.util.EventObject

getSource

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionMigrationEvent

public PartitionMigrationEvent(MigrationEndpoint migrationEndpoint,
                               int partitionId,
                               int currentReplicaIndex,
                               int newReplicaIndex)

Method Detail

getMigrationEndpoint

public MigrationEndpoint getMigrationEndpoint()

Gets the partition migration endpoint.

Returns:

the partition migration endpoint

getPartitionId

public int getPartitionId()

Gets the partition ID.

Returns:

the partition ID

getCurrentReplicaIndex

public int getCurrentReplicaIndex()

Gets the index of the partition replica that current member owns currently, before migration starts. This index will be in range of [0,6] if current member owns a replica of the partition. Otherwise it will be -1.

Returns:

index of the partition replica that current member owns currently

getNewReplicaIndex

public int getNewReplicaIndex()

Gets the index of the partition replica that current member will own after migration is committed. This index will be -1 if partition replica will be moved from current member completely.

Returns:

index of the partition replica that current member will own after migration is committed

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class EventObject