org.spf4j.perf.impl

Class ScalableMeasurementRecorder

java.lang.Object

org.spf4j.perf.impl.AbstractMeasurementAccumulator

org.spf4j.perf.impl.ScalableMeasurementRecorder

All Implemented Interfaces:

AutoCloseable, CloseableMeasurementRecorder, MeasurementAccumulator, MeasurementRecorder

@ThreadSafe
public final class ScalableMeasurementRecorder
extends AbstractMeasurementAccumulator
implements CloseableMeasurementRecorder

Author:

zoly

Method Summary

Modifier and Type	Method and Description
MeasurementAccumulator	aggregate(MeasurementAccumulator mSource)
void	clear()
void	close()
Runnable	closeOnShutdown()
MeasurementAccumulator	createClone()
MeasurementAccumulator	createLike(Object entity)
long[]	get()
MeasurementsInfo	getInfo()
String	getMeasurementsAsString()
long[]	getThenReset()
void	record(long measurement) record a measurement for current time.
void	registerJmx()
MeasurementAccumulator	reset() reset this entity.
String	toString()

Methods inherited from class org.spf4j.perf.impl.AbstractMeasurementAccumulator

getMaxTime, getMinTime, recordAt

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.spf4j.perf.MeasurementRecorder

recordAt

Methods inherited from interface org.spf4j.perf.MeasurementAccumulator

getCompositeData

Method Detail

closeOnShutdown

public Runnable closeOnShutdown()

record

public void record(long measurement)

Description copied from interface: MeasurementRecorder

record a measurement for current time. System.currentTimeMillis().

Specified by:

record in interface MeasurementRecorder

Parameters:

measurement - the measurement value

get

public long[] get()

Specified by:

get in interface MeasurementAccumulator

getMeasurementsAsString

public String getMeasurementsAsString()

clear

public void clear()

aggregate

public MeasurementAccumulator aggregate(MeasurementAccumulator mSource)

Specified by:

aggregate in interface MeasurementAccumulator

createClone

public MeasurementAccumulator createClone()

Specified by:

createClone in interface MeasurementAccumulator

registerJmx

public void registerJmx()

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface CloseableMeasurementRecorder

toString

public String toString()

Overrides:

toString in class Object

createLike

public MeasurementAccumulator createLike(Object entity)

Specified by:

createLike in interface MeasurementAccumulator

getInfo

public MeasurementsInfo getInfo()

Specified by:

getInfo in interface MeasurementAccumulator

reset

public MeasurementAccumulator reset()

Description copied from interface: MeasurementAccumulator

reset this entity.

Specified by:

reset in interface MeasurementAccumulator

Returns:

a clone of the object prior to reset or null if no measurements have been made.

getThenReset

public long[] getThenReset()

Specified by:

getThenReset in interface MeasurementAccumulator

Returns:

null when no measurements have been made.