org.openspaces.admin.pu.statistics

Class LastSampleTimeWindowStatisticsConfig

java.lang.Object

org.openspaces.admin.config.AbstractConfig

org.openspaces.admin.pu.statistics.LastSampleTimeWindowStatisticsConfig

All Implemented Interfaces:

StatisticsObjectListFunction, TimeWindowStatisticsConfig

public class LastSampleTimeWindowStatisticsConfig
extends AbstractConfig
implements TimeWindowStatisticsConfig, StatisticsObjectListFunction

Constructor Summary

Constructors

Constructor and Description
LastSampleTimeWindowStatisticsConfig()
LastSampleTimeWindowStatisticsConfig(Map<String,String> properties)

Method Summary

Modifier and Type	Method and Description
Object	calc(StatisticsObjectList values) Applies this statistics function on the specified values
int	getMaxNumberOfSamples(long statisticsPollingInterval, TimeUnit timeUnit)
void	validate() Checks the content of this config is valid.

Methods inherited from class org.openspaces.admin.config.AbstractConfig

equals, getProperties, getStringProperties, hashCode, setProperties, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.openspaces.admin.pu.statistics.TimeWindowStatisticsConfig

getProperties

Constructor Detail

LastSampleTimeWindowStatisticsConfig

public LastSampleTimeWindowStatisticsConfig()

LastSampleTimeWindowStatisticsConfig

public LastSampleTimeWindowStatisticsConfig(Map<String,String> properties)

Method Detail

validate

public void validate()
              throws IllegalStateException

Description copied from interface: TimeWindowStatisticsConfig

Checks the content of this config is valid.

Specified by:

validate in interface TimeWindowStatisticsConfig

Throws:

IllegalStateException - - if state is found to be illegal

calc

public Object calc(StatisticsObjectList values)

Description copied from interface: StatisticsObjectListFunction

Applies this statistics function on the specified values

Specified by:

calc in interface StatisticsObjectListFunction

getMaxNumberOfSamples

public int getMaxNumberOfSamples(long statisticsPollingInterval,
                                 TimeUnit timeUnit)

Specified by:

getMaxNumberOfSamples in interface TimeWindowStatisticsConfig

Returns:

the maximum number of samples required given the specified interval between consecutive samples.