Package org.apache.bookkeeper.stats

Class NullStatsProvider

java.lang.Object

org.apache.bookkeeper.stats.NullStatsProvider

All Implemented Interfaces:

StatsProvider

public class NullStatsProvider
extends java.lang.Object
implements StatsProvider

A no-op stats provider implementation.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) StatsLogger	nullStatsLogger

Constructor Summary

Constructors

Constructor	Description
NullStatsProvider()

Method Summary

Modifier and Type	Method	Description
StatsLogger	getStatsLogger(java.lang.String scope)	Return the stats logger to a given scope.
void	start(org.apache.commons.configuration2.Configuration conf)	Initialize the stats provider by loading the given configuration conf.
void	stop()	Close the stats provider.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.bookkeeper.stats.StatsProvider

getStatsName, writeAllMetrics

Field Detail

nullStatsLogger

final StatsLogger nullStatsLogger

Constructor Detail

NullStatsProvider

public NullStatsProvider()

Method Detail

start

public void start(org.apache.commons.configuration2.Configuration conf)

Description copied from interface: StatsProvider

Initialize the stats provider by loading the given configuration conf.

Specified by:

start in interface StatsProvider

Parameters:

conf - Configuration to configure the stats provider.

stop

public void stop()

Description copied from interface: StatsProvider

Close the stats provider.

Specified by:

stop in interface StatsProvider

getStatsLogger

public StatsLogger getStatsLogger(java.lang.String scope)

Description copied from interface: StatsProvider

Return the stats logger to a given scope.

Specified by:

getStatsLogger in interface StatsProvider

Parameters:

scope - Scope for the given stats

Returns:

stats logger for the given scope