Package org.apache.hadoop.hbase.client

Class BalancerDecision

java.lang.Object

org.apache.hadoop.hbase.client.LogEntry

org.apache.hadoop.hbase.client.BalancerDecision

@Public
@Evolving
public final class BalancerDecision
extends LogEntry

History of balancer decisions taken for region movements.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	BalancerDecision.Builder

Field Summary

Fields

Modifier and Type	Field	Description
private final long	computedSteps
private final double	computedTotalCost
private final String	finalFunctionCosts
private static final org.apache.hbase.thirdparty.com.google.gson.Gson	GSON
private final String	initialFunctionCosts
private final double	initTotalCost
private final List<String>	regionPlans

Constructor Summary

Constructors

Modifier	Constructor	Description
private	BalancerDecision(String initialFunctionCosts, String finalFunctionCosts, double initTotalCost, double computedTotalCost, List<String> regionPlans, long computedSteps)

Method Summary

Modifier and Type	Method	Description
long	getComputedSteps()
double	getComputedTotalCost()
String	getFinalFunctionCosts()
String	getInitialFunctionCosts()
double	getInitTotalCost()
List<String>	getRegionPlans()
String	toJsonPrettyPrint()	Based on response sent by server, provide pretty printed Json representation in string
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

initialFunctionCosts

private final String initialFunctionCosts

finalFunctionCosts

private final String finalFunctionCosts

initTotalCost

private final double initTotalCost

computedTotalCost

private final double computedTotalCost

computedSteps

private final long computedSteps

regionPlans

private final List<String> regionPlans

GSON

private static final org.apache.hbase.thirdparty.com.google.gson.Gson GSON

Constructor Details

BalancerDecision

private BalancerDecision(String initialFunctionCosts,
 String finalFunctionCosts,
 double initTotalCost,
 double computedTotalCost,
 List<String> regionPlans,
 long computedSteps)

Method Details

getInitialFunctionCosts

public String getInitialFunctionCosts()

getFinalFunctionCosts

public String getFinalFunctionCosts()

getInitTotalCost

public double getInitTotalCost()

getComputedTotalCost

public double getComputedTotalCost()

getRegionPlans

public List<String> getRegionPlans()

getComputedSteps

public long getComputedSteps()

toString

public String toString()

Overrides:

toString in class Object

toJsonPrettyPrint

public String toJsonPrettyPrint()

Description copied from class: LogEntry

Based on response sent by server, provide pretty printed Json representation in string

Specified by:

toJsonPrettyPrint in class LogEntry

Returns:

Pretty printed Json representation