Package net.sf.ehcache.management.sampled

Class SampledCounterProxy<E extends java.lang.Number>

java.lang.Object

net.sf.ehcache.management.sampled.SampledCounterProxy<E>

Type Parameters:

E - the element type

All Implemented Interfaces:

Counter, SampledCounter

Direct Known Subclasses:

SampledRateCounterProxy

public class SampledCounterProxy<E extends java.lang.Number>
extends java.lang.Object
implements SampledCounter

The Class SampledCounterProxy.

Author:

cschanck

Field Summary

Fields

Modifier and Type	Field	Description
protected ExtendedStatistics.Statistic<E>	rate	The rate.

Constructor Summary

Constructors

Constructor	Description
SampledCounterProxy(ExtendedStatistics.Statistic<E> rate)	Instantiates a new sampled counter proxy.

Method Summary

Modifier and Type	Method	Description
long	decrement()	Decrement the counter by 1
long	decrement(long amount)	Decrement the counter by given amount
TimeStampedCounterValue[]	getAllSampleValues()	Returns all samples in history
long	getAndReset()	Returns the current value of the counter and resets it to 0
long	getAndSet(long newValue)	Returns the value of the counter and sets it to the new value
TimeStampedCounterValue	getMostRecentSample()	Returns the most recent sampled value
long	getValue()	Gets current value of the counter
long	increment()	Increment the counter by 1
long	increment(long amount)	Increment the counter by given amount
void	setValue(long newValue)	Sets the value of the counter to the supplied value
void	shutdown()	Shutdown this counter
protected TimeStampedCounterValue[]	sortAndPresent(java.util.List<TimeStampedCounterValue> arr)	Sort and present the List of values

Methods inherited from class java.lang.Object

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

Field Detail

rate

protected final ExtendedStatistics.Statistic<E extends java.lang.Number> rate

The rate.

Constructor Detail

SampledCounterProxy

public SampledCounterProxy(ExtendedStatistics.Statistic<E> rate)

Instantiates a new sampled counter proxy.

Parameters:

rate - the rate

Method Detail

getMostRecentSample

public TimeStampedCounterValue getMostRecentSample()

Description copied from interface: SampledCounter

Returns the most recent sampled value

Specified by:

getMostRecentSample in interface SampledCounter

Returns:

Value of the most recent sampled value

getAllSampleValues

public TimeStampedCounterValue[] getAllSampleValues()

Description copied from interface: SampledCounter

Returns all samples in history

Specified by:

getAllSampleValues in interface SampledCounter

Returns:

An array containing the TimeStampedCounterValue's

sortAndPresent

protected TimeStampedCounterValue[] sortAndPresent(java.util.List<TimeStampedCounterValue> arr)

Sort and present the List of values

Parameters:

arr -

Returns:

setValue

public void setValue(long newValue)

Description copied from interface: Counter

Sets the value of the counter to the supplied value

Specified by:

setValue in interface Counter

increment

public long increment()

Description copied from interface: Counter

Increment the counter by 1

Specified by:

increment in interface Counter

Returns:

the value after incrementing

decrement

public long decrement()

Description copied from interface: Counter

Decrement the counter by 1

Specified by:

decrement in interface Counter

Returns:

the value after decrementing

getAndSet

public long getAndSet(long newValue)

Description copied from interface: Counter

Returns the value of the counter and sets it to the new value

Specified by:

getAndSet in interface Counter

Returns:

Returns the old value

getValue

public long getValue()

Description copied from interface: Counter

Gets current value of the counter

Specified by:

getValue in interface Counter

Returns:

current value of the counter

increment

public long increment(long amount)

Description copied from interface: Counter

Increment the counter by given amount

Specified by:

increment in interface Counter

Returns:

the value of the counter after incrementing

decrement

public long decrement(long amount)

Description copied from interface: Counter

Decrement the counter by given amount

Specified by:

decrement in interface Counter

Returns:

the value of the counter after decrementing

shutdown

public void shutdown()

Description copied from interface: SampledCounter

Shutdown this counter

Specified by:

shutdown in interface SampledCounter

getAndReset

public long getAndReset()

Description copied from interface: SampledCounter

Returns the current value of the counter and resets it to 0

Specified by:

getAndReset in interface SampledCounter

Returns:

current value of the counter