org.apache.hadoop.hbase.master.balancer

Class SimpleLoadBalancer.BalanceInfo

java.lang.Object

org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer.BalanceInfo

Enclosing class:

SimpleLoadBalancer

private static final class SimpleLoadBalancer.BalanceInfo
extends Object

Stores additional per-server information about the regions added/removed during the run of the balancing algorithm.

For servers that shed regions, we need to track which regions we have already shed. nextRegionForUnload contains the index in the list of regions on the server that is the next to be shed.

Field Summary

Fields

Modifier and Type	Field and Description
private List<RegionInfo>	hriList
private int	nextRegionForUnload
private int	numRegionsAdded

Constructor Summary

Constructors

Constructor and Description
BalanceInfo(int nextRegionForUnload, int numRegionsAdded, List<RegionInfo> hriList)

Method Summary

Modifier and Type	Method and Description
(package private) List<RegionInfo>	getHriList()
(package private) int	getNextRegionForUnload()
(package private) int	getNumRegionsAdded()
(package private) void	setNextRegionForUnload(int nextRegionForUnload)
(package private) void	setNumRegionsAdded(int numAdded)

Methods inherited from class java.lang.Object

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

Field Detail

nextRegionForUnload

private int nextRegionForUnload

numRegionsAdded

private int numRegionsAdded

hriList

private List<RegionInfo> hriList

Constructor Detail

BalanceInfo

public BalanceInfo(int nextRegionForUnload,
                   int numRegionsAdded,
                   List<RegionInfo> hriList)

Method Detail

getNextRegionForUnload

int getNextRegionForUnload()

getNumRegionsAdded

int getNumRegionsAdded()

setNumRegionsAdded

void setNumRegionsAdded(int numAdded)

getHriList

List<RegionInfo> getHriList()

setNextRegionForUnload

void setNextRegionForUnload(int nextRegionForUnload)