com.espertech.esper.epl.agg.service
Class AggregationMethodRowAged

java.lang.Object
  com.espertech.esper.epl.agg.service.AggregationMethodRowAged

public class AggregationMethodRowAged
extends java.lang.Object

A row in aggregation state, with aging information.

Constructor Summary

AggregationMethodRowAged(long refcount, long lastUpdateTime, AggregationMethod[] methods, AggregationState[] states)
Ctor.

Method Summary

void	decreaseRefcount() Decrease number of data points by one.
long	getLastUpdateTime() Returns last upd time.
AggregationMethod[]	getMethods() Returns aggregation state.
long	getRefcount() Returns number of data points.
AggregationState[]	getStates() Returns the states for first/last/window aggregation functions.
void	increaseRefcount() Increase number of data points by one.
void	setLastUpdateTime(long lastUpdateTime) Set last update time.

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregationMethodRowAged

public AggregationMethodRowAged(long refcount,
                                long lastUpdateTime,
                                AggregationMethod[] methods,
                                AggregationState[] states)

Ctor.

Parameters:

lastUpdateTime - time of creation

refcount - number of items in state

methods - aggregations

states - for first/last/window type access

Method Detail

getRefcount

public long getRefcount()

Returns number of data points.

Returns:

data points

getLastUpdateTime

public long getLastUpdateTime()

Returns last upd time.

Returns:

time

getMethods

public AggregationMethod[] getMethods()

Returns aggregation state.

Returns:

state

setLastUpdateTime

public void setLastUpdateTime(long lastUpdateTime)

Set last update time.

Parameters:

lastUpdateTime - time

increaseRefcount

public void increaseRefcount()

Increase number of data points by one.

decreaseRefcount

public void decreaseRefcount()

Decrease number of data points by one.

getStates

public AggregationState[] getStates()

Returns the states for first/last/window aggregation functions.

Returns:

states