Package org.apache.jackrabbit.oak.stats

Class StatisticManager

java.lang.Object

org.apache.jackrabbit.oak.stats.StatisticManager

public class StatisticManager
extends Object

Manager for all repository wide statistics.

See Also:

• RepositoryStatistics
• QueryStat

Constructor Summary

Constructors

Constructor	Description
StatisticManager(Whiteboard whiteboard, ScheduledExecutorService executor)	Create a new instance of this class registering all repository wide statistics with the passed whiteboard.

Method Summary

Modifier and Type	Method	Description
void	dispose()	Unregister all statistics previously registered with the whiteboard passed to the constructor.
MeterStats	getMeter(RepositoryStatistics.Type type)
CounterStats	getStatsCounter(RepositoryStatistics.Type type)
TimerStats	getTimer(RepositoryStatistics.Type type)
void	logQueryEvaluationTime(String language, String statement, long millis)	Logs the call of each query ran on the repository.
TimeSeriesMax	maxQueLengthRecorder()

Methods inherited from class java.lang.Object

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

Constructor Details

StatisticManager

public StatisticManager(Whiteboard whiteboard,
 ScheduledExecutorService executor)

Create a new instance of this class registering all repository wide statistics with the passed whiteboard.

Parameters:

whiteboard - whiteboard for registering the individual statistics with

Method Details

logQueryEvaluationTime

public void logQueryEvaluationTime(String language,
 String statement,
 long millis)

Logs the call of each query ran on the repository.

Parameters:

language - the query language

statement - the query

millis - time it took to evaluate the query in milli seconds.

See Also:

• QueryStatCore.logQuery(java.lang.String, java.lang.String, long)

getMeter

public MeterStats getMeter(RepositoryStatistics.Type type)

getStatsCounter

public CounterStats getStatsCounter(RepositoryStatistics.Type type)

getTimer

public TimerStats getTimer(RepositoryStatistics.Type type)

maxQueLengthRecorder

public TimeSeriesMax maxQueLengthRecorder()

dispose

public void dispose()

Unregister all statistics previously registered with the whiteboard passed to the constructor.