com.espertech.esper.epl.agg.service

Class AggregationMethodPairRow

java.lang.Object

com.espertech.esper.epl.agg.service.AggregationMethodPairRow

public class AggregationMethodPairRow
extends Object

A row in aggregation state.

Constructor Summary

Constructors

Constructor and Description
AggregationMethodPairRow(long refcount, AggregationMethod[] methods, AggregationState[] states) Ctor.

Method Summary

Modifier and Type	Method and Description
void	decreaseRefcount() Decrease number of data points by one.
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.

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregationMethodPairRow

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

Ctor.

Parameters:

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

getMethods

public AggregationMethod[] getMethods()

Returns aggregation state.

Returns:

state

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