org.apache.bookkeeper.stats

Interface StatsProvider

All Known Implementing Classes:

CachingStatsProvider, NullStatsProvider

public interface StatsProvider

Provider to provide stats logger for different scopes.

Method Summary

Modifier and Type	Method and Description
StatsLogger	getStatsLogger(java.lang.String scope) Return the stats logger to a given scope.
default java.lang.String	getStatsName(java.lang.String... statsComponents) Return the fully qualified stats name comprised of given statsComponents.
void	start(org.apache.commons.configuration.Configuration conf) Initialize the stats provider by loading the given configuration conf.
void	stop() Close the stats provider.
default void	writeAllMetrics(java.io.Writer writer)

Method Detail

start

void start(org.apache.commons.configuration.Configuration conf)

Initialize the stats provider by loading the given configuration conf.

Parameters:

conf - Configuration to configure the stats provider.

stop

void stop()

Close the stats provider.

writeAllMetrics

default void writeAllMetrics(java.io.Writer writer)
                      throws java.io.IOException

Parameters:

writer -

Throws:

java.io.IOException

getStatsLogger

StatsLogger getStatsLogger(java.lang.String scope)

Return the stats logger to a given scope.

Parameters:

scope - Scope for the given stats

Returns:

stats logger for the given scope

getStatsName

default java.lang.String getStatsName(java.lang.String... statsComponents)

Return the fully qualified stats name comprised of given statsComponents.

Parameters:

statsComponents - stats components to comprise the fully qualified stats name

Returns:

the fully qualified stats name