Package org.jppf.utils.stats

Class AbstractJPPFSnapshot

java.lang.Object

org.jppf.utils.stats.AbstractBaseJPPFSnapshot

org.jppf.utils.stats.AbstractJPPFSnapshot

All Implemented Interfaces:

Serializable, JPPFSnapshot

Direct Known Subclasses:

CumulativeSnapshot, NonCumulativeSnapshot

public abstract class AbstractJPPFSnapshot
extends AbstractBaseJPPFSnapshot

Convenience class for collecting time or size statistics. Instances of this class are thread-safe.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.jppf.utils.stats.JPPFSnapshot

JPPFSnapshot.LabelBasedFilter, JPPFSnapshot.LabelExcludingFilter, JPPFSnapshot.LabelIncludingFilter

Method Summary

Modifier and Type	Method	Description
abstract void	assignLatestToMax()	Assign the value of getLatest() to max.
double	getAvg()	Get the average value.
double	getLatest()	Get the latest observed value.
double	getMax()	Get the peak observed value.
double	getMin()	Get the smallest observed value.
long	getValueCount()	Get the count of values added to this snapshot.
void	reset()	Reset all counters to their initial values.
String	toString()

Methods inherited from class org.jppf.utils.stats.AbstractBaseJPPFSnapshot

getLabel, getLastUpdateNanos, getTotal

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jppf.utils.stats.JPPFSnapshot

addValues, copy

Method Details

reset

public void reset()

Reset all counters to their initial values.

assignLatestToMax

public abstract void assignLatestToMax()

Assign the value of getLatest() to max.

toString

public String toString()

Overrides:

toString in class Object

getLatest

public double getLatest()

Description copied from interface: JPPFSnapshot

Get the latest observed value.

Returns:

the latest value as a double.

getMin

public double getMin()

Description copied from interface: JPPFSnapshot

Get the smallest observed value.

Returns:

the minimum value as a double.

getMax

public double getMax()

Description copied from interface: JPPFSnapshot

Get the peak observed value.

Returns:

the peak value double.

getAvg

public double getAvg()

Description copied from interface: JPPFSnapshot

Get the average value.

Returns:

the average value as a double.

getValueCount

public long getValueCount()

Description copied from interface: JPPFSnapshot

Get the count of values added to this snapshot.

Returns:

the count of values as a long.