org.apache.ignite.internal.managers.discovery

Class ConsistentIdMapper

java.lang.Object

org.apache.ignite.internal.managers.discovery.ConsistentIdMapper

public class ConsistentIdMapper
extends Object

Class is needed for map UUID to consistent id and vice versa.

Constructor Summary

Constructors

Constructor and Description
ConsistentIdMapper(GridDiscoveryManager discoveryMgr) Create an instance of mapper.

Method Summary

Modifier and Type	Method and Description
short	mapToCompactId(AffinityTopologyVersion topVer, UUID nodeId) Maps UUID to compact ID for given baseline topology.
Map<Short,Collection<Short>>	mapToCompactIds(AffinityTopologyVersion topVer, Map<UUID,Collection<UUID>> txNodes, BaselineTopology baselineTop) Map primary -> backup node compact ID accordingly to baseline topology..
UUID	mapToUuid(AffinityTopologyVersion topVer, short nodeConstId) Maps UUID to compact ID for given baseline topology.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConsistentIdMapper

public ConsistentIdMapper(GridDiscoveryManager discoveryMgr)

Create an instance of mapper.

Parameters:

discoveryMgr - Discovery manager.

Method Detail

mapToCompactId

public short mapToCompactId(AffinityTopologyVersion topVer,
                            UUID nodeId)

Maps UUID to compact ID for given baseline topology.

Parameters:

topVer - Topology version.

nodeId - UUID of node.

Returns:

Compact ID of node for given baseline topology.

mapToUuid

public UUID mapToUuid(AffinityTopologyVersion topVer,
                      short nodeConstId)

Maps UUID to compact ID for given baseline topology.

Parameters:

topVer - Topology version.

nodeConstId - UUID of node.

Returns:

Compact ID of node for given baseline topology.

mapToCompactIds

public Map<Short,Collection<Short>> mapToCompactIds(AffinityTopologyVersion topVer,
                                                    @Nullable
                                                    Map<UUID,Collection<UUID>> txNodes,
                                                    BaselineTopology baselineTop)

Map primary -> backup node compact ID accordingly to baseline topology..

Parameters:

txNodes - Primary -> backup UUID nodes.

Returns:

Primary -> backup compact ID nodes.