Package com.inductiveautomation.gateway.tags.history.actor

Class SamplingAgeManager.TimeBasedAgeManager

java.lang.Object

com.inductiveautomation.gateway.tags.history.actor.SamplingAgeManager

com.inductiveautomation.gateway.tags.history.actor.SamplingAgeManager.TimeBasedAgeManager

Enclosing class:

SamplingAgeManager

public static class SamplingAgeManager.TimeBasedAgeManager
extends SamplingAgeManager

Nested Class Summary

Nested classes/interfaces inherited from class com.inductiveautomation.gateway.tags.history.actor.SamplingAgeManager

SamplingAgeManager.ExecCyclesMaxAge, SamplingAgeManager.TimeBasedAgeManager

Field Summary

Fields inherited from class com.inductiveautomation.gateway.tags.history.actor.SamplingAgeManager

NO_MAX_AGE

Constructor Summary

Constructors

Constructor	Description
TimeBasedAgeManager(long maxMS, long minMS)

Method Summary

Modifier and Type	Method	Description
long	checkMinAge(java.util.List<HistoricalTagValue> values)	Evaluates the min age setting, holding the values as pending and returning a long indicting the nanoseconds until expiration, if applicable.
boolean	equals(java.lang.Object obj)
java.util.List<HistoricalTagValue>	getAndClearPending()
boolean	markNoValuesAndCheckAge()	Returns whether values should be stored due to max age.
void	markValuesStored()	Should be called any time values are stored in order to reset any bookkeeping.
java.lang.String	toString()

Methods inherited from class com.inductiveautomation.gateway.tags.history.actor.SamplingAgeManager

create

Methods inherited from class java.lang.Object

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

Constructor Detail

TimeBasedAgeManager

public TimeBasedAgeManager(long maxMS,
                           long minMS)

Method Detail

getAndClearPending

public java.util.List<HistoricalTagValue> getAndClearPending()

Overrides:

getAndClearPending in class SamplingAgeManager

markNoValuesAndCheckAge

public boolean markNoValuesAndCheckAge()

Description copied from class: SamplingAgeManager

Returns whether values should be stored due to max age. The caller should then call markValuesStored() after to let it know that values where stored.

Specified by:

markNoValuesAndCheckAge in class SamplingAgeManager

checkMinAge

public long checkMinAge(java.util.List<HistoricalTagValue> values)

Description copied from class: SamplingAgeManager

Evaluates the min age setting, holding the values as pending and returning a long indicting the nanoseconds until expiration, if applicable. If the return is <=0, the values can be stored.

Specified by:

checkMinAge in class SamplingAgeManager

markValuesStored

public void markValuesStored()

Description copied from class: SamplingAgeManager

Should be called any time values are stored in order to reset any bookkeeping. *

Specified by:

markValuesStored in class SamplingAgeManager

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class SamplingAgeManager