Package org.apache.iotdb.confignode.manager.load.cache.consensus

Class ConsensusGroupCache

java.lang.Object

org.apache.iotdb.confignode.manager.load.cache.AbstractLoadCache

org.apache.iotdb.confignode.manager.load.cache.consensus.ConsensusGroupCache

public class ConsensusGroupCache
extends AbstractLoadCache

ConsensusGroupCache caches the ConsensusGroupHeartbeatSamples of a consensus group. Update and cache the current statistics of the consensus group based on the latest ConsensusGroupHeartbeatSample.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	UN_READY_LEADER_ID

Fields inherited from class org.apache.iotdb.confignode.manager.load.cache.AbstractLoadCache

currentStatistics, failureDetector, slidingWindow

Constructor Summary

Constructors

Constructor	Description
ConsensusGroupCache()

Method Summary

Modifier and Type	Method	Description
ConsensusGroupStatistics	getCurrentStatistics()
int	getLeaderId()
boolean	isLeaderUnSelected()
void	updateCurrentStatistics(boolean forceUpdate)	Update currentStatistics based on the latest heartbeat sample that cached in the slidingWindow.

Methods inherited from class org.apache.iotdb.confignode.manager.load.cache.AbstractLoadCache

cacheHeartbeatSample, getLastSample

Methods inherited from class java.lang.Object

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

Field Details

UN_READY_LEADER_ID

public static final int UN_READY_LEADER_ID

See Also:

• Constant Field Values

Constructor Details

ConsensusGroupCache

public ConsensusGroupCache()

Method Details

updateCurrentStatistics

public void updateCurrentStatistics(boolean forceUpdate)

Description copied from class: AbstractLoadCache

Update currentStatistics based on the latest heartbeat sample that cached in the slidingWindow.

Specified by:

updateCurrentStatistics in class AbstractLoadCache

getCurrentStatistics

public ConsensusGroupStatistics getCurrentStatistics()

Overrides:

getCurrentStatistics in class AbstractLoadCache

isLeaderUnSelected

public boolean isLeaderUnSelected()

getLeaderId

public int getLeaderId()