org.fusesource.commons.management.basic
Class StatisticImpl

java.lang.Object
  org.fusesource.commons.management.basic.StatisticImpl

All Implemented Interfaces:

Statistic

public class StatisticImpl
extends java.lang.Object
implements Statistic

Basic implementation of the Statistic interface.

Nested Class Summary

Nested classes/interfaces inherited from interface org.fusesource.commons.management.Statistic

Statistic.UpdateMode

Constructor Summary

StatisticImpl(Statistic.UpdateMode updateMode)
Instantiates a new simple statistic.

Method Summary

long	getUpdateCount() Gets the number of times the statistic has been updated since the last reset.
long	getValue() Gets the current value of the statistic since the last reset.
void	increment() Shorthand for updateValue(1).
void	reset() Resets the statistic's value and update count to zero.
java.lang.String	toString()
void	updateValue(long newValue) Update statistic value.

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticImpl

public StatisticImpl(Statistic.UpdateMode updateMode)

Instantiates a new simple statistic.

Parameters:

updateMode - The statistic update mode.

Method Detail

updateValue

public void updateValue(long newValue)

Description copied from interface: Statistic

Update statistic value. The update will be applied according to the Statistic.UpdateMode

Specified by:

updateValue in interface Statistic

Parameters:

newValue - the value

increment

public void increment()

Description copied from interface: Statistic

Shorthand for updateValue(1).

Specified by:

increment in interface Statistic

getValue

public long getValue()

Description copied from interface: Statistic

Gets the current value of the statistic since the last reset.

Specified by:

getValue in interface Statistic

Returns:

the value

getUpdateCount

public long getUpdateCount()

Description copied from interface: Statistic

Gets the number of times the statistic has been updated since the last reset.

Specified by:

getUpdateCount in interface Statistic

Returns:

the update count

reset

public void reset()

Description copied from interface: Statistic

Resets the statistic's value and update count to zero.

Specified by:

reset in interface Statistic

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object