org.dsa.iot.historian.stats.rollup

Class Rollup

java.lang.Object

org.dsa.iot.historian.stats.rollup.Rollup

Direct Known Subclasses:

AndRollup, AvgRollup, CountRollup, DeltaRollup, FirstRollup, LastRollup, MaxRollup, MinRollup, OrRollup, SumRollup

public abstract class Rollup
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Rollup.Type

Constructor Summary

Constructors

Constructor and Description
Rollup()

Method Summary

Modifier and Type	Method and Description
abstract org.dsa.iot.dslink.node.value.Value	getValue()
abstract void	reset() Resets the rollup for consumption again
abstract void	update(org.dsa.iot.dslink.node.value.Value value, long ts) Updates the rollup data.

Methods inherited from class java.lang.Object

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

Constructor Detail

Rollup

public Rollup()

Method Detail

reset

public abstract void reset()

Resets the rollup for consumption again

update

public abstract void update(org.dsa.iot.dslink.node.value.Value value,
                            long ts)

Updates the rollup data.

Parameters:

value - Value to update.

ts - Timestamp of the value.

getValue

public abstract org.dsa.iot.dslink.node.value.Value getValue()

Returns:

The statistical value of the rollup.