net.e6tech.elements.jmx.stat

Class Measurement

java.lang.Object

net.e6tech.elements.jmx.stat.Measurement

All Implemented Interfaces:

java.io.Serializable, MeasurementMXBean

public class Measurement
extends java.lang.Object
implements java.io.Serializable, MeasurementMXBean

Created by futeh.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.LinkedList<java.lang.Long>	failures
protected java.util.LinkedList<DataPoint>	sortedByTime
protected net.e6tech.elements.common.util.datastructure.BinarySearchList<DataPoint>	sortedByValue

Constructor Summary

Constructors

Constructor and Description
Measurement()
Measurement(boolean enabled)
Measurement(java.lang.String name, java.lang.String unit, boolean enabled)

Method Summary

Modifier and Type	Method and Description
protected void	add(DataPoint dp)
void	add(double value) Because dataPoints is transient, we have to record everything.
Measurement	append(double value)
void	fail()
double	getAverage()
long	getCount()
long	getFailureCount()
double	getMedian()
java.lang.String	getName()
double	getStdDev()
double	getSum()
long	getTotal()
java.lang.String	getUnit()
int	getWindowMaxCount()
long	getWindowWidth()
boolean	isEnabled()
protected void	recalculate()
protected DataPoint	remove()
void	setEnabled(boolean enabled)
void	setName(java.lang.String name)
void	setUnit(java.lang.String unit)
void	setWindowMaxCount(int windowMaxCount)
void	setWindowWidth(long windowWidth)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

sortedByTime

protected transient java.util.LinkedList<DataPoint> sortedByTime

failures

protected transient java.util.LinkedList<java.lang.Long> failures

sortedByValue

protected transient net.e6tech.elements.common.util.datastructure.BinarySearchList<DataPoint> sortedByValue

Constructor Detail

Measurement

public Measurement()

Measurement

public Measurement(boolean enabled)

Measurement

public Measurement(java.lang.String name,
                   java.lang.String unit,
                   boolean enabled)

Method Detail

getName

public java.lang.String getName()

Specified by:

getName in interface MeasurementMXBean

setName

public void setName(java.lang.String name)

getUnit

public java.lang.String getUnit()

Specified by:

getUnit in interface MeasurementMXBean

setUnit

public void setUnit(java.lang.String unit)

getTotal

public long getTotal()

Specified by:

getTotal in interface MeasurementMXBean

getCount

public long getCount()

Specified by:

getCount in interface MeasurementMXBean

getAverage

public double getAverage()

Specified by:

getAverage in interface MeasurementMXBean

getMedian

public double getMedian()

Specified by:

getMedian in interface MeasurementMXBean

getSum

public double getSum()

Specified by:

getSum in interface MeasurementMXBean

getStdDev

public double getStdDev()

Specified by:

getStdDev in interface MeasurementMXBean

getWindowWidth

public long getWindowWidth()

Specified by:

getWindowWidth in interface MeasurementMXBean

setWindowWidth

public void setWindowWidth(long windowWidth)

getWindowMaxCount

public int getWindowMaxCount()

setWindowMaxCount

public void setWindowMaxCount(int windowMaxCount)

getFailureCount

public long getFailureCount()

Specified by:

getFailureCount in interface MeasurementMXBean

isEnabled

public boolean isEnabled()

setEnabled

public void setEnabled(boolean enabled)

fail

public void fail()

Specified by:

fail in interface MeasurementMXBean

add

public void add(double value)

Because dataPoints is transient, we have to record everything.

Specified by:

add in interface MeasurementMXBean

Parameters:

value - a measurement

append

public Measurement append(double value)

recalculate

protected void recalculate()

add

protected void add(DataPoint dp)

remove

protected DataPoint remove()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object