org.apache.ignite.internal.processors.cache

Class CacheAffinityChangeMessage

java.lang.Object

org.apache.ignite.internal.processors.cache.CacheAffinityChangeMessage

All Implemented Interfaces:

Serializable, DiscoveryCustomMessage

public class CacheAffinityChangeMessage
extends Object
implements DiscoveryCustomMessage

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CacheAffinityChangeMessage(AffinityTopologyVersion topVer, Map<Integer,Map<Integer,List<UUID>>> assignmentChange, Map<Integer,IgniteUuid> cacheDeploymentIds) Constructor used when message is created after cache rebalance finished.
CacheAffinityChangeMessage(GridDhtPartitionExchangeId exchId, GridDhtPartitionsFullMessage partsMsg, Map<Integer,Map<Integer,List<UUID>>> assignmentChange) Constructor used when message is created to finish exchange.

Method Summary

Modifier and Type	Method and Description
DiscoveryCustomMessage	ackMessage() Called when custom message has been handled by all nodes.
Map<Integer,Map<Integer,List<UUID>>>	assignmentChange()
Map<Integer,IgniteUuid>	cacheDeploymentIds()
DiscoCache	createDiscoCache(GridDiscoveryManager mgr, AffinityTopologyVersion topVer, DiscoCache discoCache) Creates new discovery cache if message caused topology version change.
GridDhtPartitionExchangeId	exchangeId()
boolean	exchangeNeeded()
void	exchangeNeeded(boolean exchangeNeeded)
IgniteUuid	id()
boolean	isMutable()
GridDhtPartitionsFullMessage	partitionsMessage()
AffinityTopologyVersion	topologyVersion()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheAffinityChangeMessage

public CacheAffinityChangeMessage(AffinityTopologyVersion topVer,
                                  Map<Integer,Map<Integer,List<UUID>>> assignmentChange,
                                  Map<Integer,IgniteUuid> cacheDeploymentIds)

Constructor used when message is created after cache rebalance finished.

Parameters:

topVer - Topology version.

assignmentChange - Assignment change.

cacheDeploymentIds - Cache deployment ID.

CacheAffinityChangeMessage

public CacheAffinityChangeMessage(GridDhtPartitionExchangeId exchId,
                                  GridDhtPartitionsFullMessage partsMsg,
                                  Map<Integer,Map<Integer,List<UUID>>> assignmentChange)

Constructor used when message is created to finish exchange.

Parameters:

exchId - Exchange ID.

partsMsg - Partitions messages.

assignmentChange - Assignment change.

Method Detail

cacheDeploymentIds

public Map<Integer,IgniteUuid> cacheDeploymentIds()

Returns:

Cache deployment IDs.

exchangeNeeded

public boolean exchangeNeeded()

Returns:

True if request should trigger partition exchange.

exchangeNeeded

public void exchangeNeeded(boolean exchangeNeeded)

Parameters:

exchangeNeeded - True if request should trigger partition exchange.

partitionsMessage

public GridDhtPartitionsFullMessage partitionsMessage()

Returns:

Partitions message.

assignmentChange

@Nullable
public Map<Integer,Map<Integer,List<UUID>>> assignmentChange()

Returns:

Affinity assignments.

exchangeId

@Nullable
public GridDhtPartitionExchangeId exchangeId()

Returns:

Exchange version.

topologyVersion

public AffinityTopologyVersion topologyVersion()

Returns:

Topology version.

id

public IgniteUuid id()

Specified by:

id in interface DiscoveryCustomMessage

Returns:

Unique custom message ID.

ackMessage

@Nullable
public DiscoveryCustomMessage ackMessage()

Called when custom message has been handled by all nodes.

Specified by:

ackMessage in interface DiscoveryCustomMessage

Returns:

Ack message or null if ack is not required.

isMutable

public boolean isMutable()

Specified by:

isMutable in interface DiscoveryCustomMessage

Returns:

true if message can be modified during listener notification. Changes will be send to next nodes.

createDiscoCache

@Nullable
public DiscoCache createDiscoCache(GridDiscoveryManager mgr,
                                             AffinityTopologyVersion topVer,
                                             DiscoCache discoCache)

Creates new discovery cache if message caused topology version change.

Specified by:

createDiscoCache in interface DiscoveryCustomMessage

Parameters:

mgr - Discovery manager.

topVer - New topology version.

discoCache - Current discovery cache.

Returns:

Reused discovery cache.

toString

public String toString()

Overrides:

toString in class Object