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

Class RegionGroupStatistics

java.lang.Object

org.apache.iotdb.confignode.manager.load.cache.region.RegionGroupStatistics

public class RegionGroupStatistics
extends Object

RegionGroupStatistics indicates the statistics of a RegionGroup.

Constructor Summary

Constructors

Constructor	Description
RegionGroupStatistics(RegionGroupStatus regionGroupStatus, Map<Integer,RegionStatistics> regionStatisticsMap)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
static RegionGroupStatistics	generateDefaultRegionGroupStatistics()
RegionGroupStatus	getRegionGroupStatus()
List<Integer>	getRegionIds()
Map<Integer,RegionStatistics>	getRegionStatisticsMap()
RegionStatus	getRegionStatus(int dataNodeId)	Get the specified Region's status.
int	hashCode()
boolean	isNewerThan(RegionGroupStatistics o)	Check if the current statistics is newer than the given one.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

RegionGroupStatistics

public RegionGroupStatistics(RegionGroupStatus regionGroupStatus,
 Map<Integer,RegionStatistics> regionStatisticsMap)

Method Details

generateDefaultRegionGroupStatistics

public static RegionGroupStatistics generateDefaultRegionGroupStatistics()

getRegionGroupStatus

public RegionGroupStatus getRegionGroupStatus()

getRegionStatus

public RegionStatus getRegionStatus(int dataNodeId)

Get the specified Region's status.

Parameters:

dataNodeId - Where the Region resides

Returns:

Region's latest status if received heartbeat recently, Unknown otherwise

getRegionStatisticsMap

public Map<Integer,RegionStatistics> getRegionStatisticsMap()

getRegionIds

public List<Integer> getRegionIds()

isNewerThan

public boolean isNewerThan(RegionGroupStatistics o)

Check if the current statistics is newer than the given one.

Parameters:

o - The other RegionGroupStatistics.

Returns:

True if one of the RegionStatistics in the current RegionGroupStatistics is newer than the corresponding one in the other RegionGroupStatistics, or the current RegionGroupStatistics contains newer Region's statistics, False otherwise.

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 Object