com.espertech.esper.epl.agg.factory
Class AggregationStateFactoryCountMinSketch

java.lang.Object
  com.espertech.esper.epl.agg.factory.AggregationStateFactoryCountMinSketch

All Implemented Interfaces:

AggregationStateFactory

public class AggregationStateFactoryCountMinSketch
extends java.lang.Object
implements AggregationStateFactory

Field Summary

protected ExprAggCountMinSketchNode	parent
protected CountMinSketchSpec	specification

Constructor Summary

AggregationStateFactoryCountMinSketch(ExprAggCountMinSketchNode parent, CountMinSketchSpec specification)

Method Summary

AggregationState	createAccess(int agentInstanceId, boolean join, java.lang.Object groupKey, AggregationServicePassThru passThru)
ExprNode	getAggregationExpression()
ExprAggCountMinSketchNode	getParent()
CountMinSketchSpec	getSpecification()

Methods inherited from class java.lang.Object

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

Field Detail

parent

protected final ExprAggCountMinSketchNode parent

specification

protected final CountMinSketchSpec specification

Constructor Detail

AggregationStateFactoryCountMinSketch

public AggregationStateFactoryCountMinSketch(ExprAggCountMinSketchNode parent,
                                             CountMinSketchSpec specification)

Method Detail

createAccess

public AggregationState createAccess(int agentInstanceId,
                                     boolean join,
                                     java.lang.Object groupKey,
                                     AggregationServicePassThru passThru)

Specified by:

createAccess in interface AggregationStateFactory

getAggregationExpression

public ExprNode getAggregationExpression()

Specified by:

getAggregationExpression in interface AggregationStateFactory

getSpecification

public CountMinSketchSpec getSpecification()

getParent

public ExprAggCountMinSketchNode getParent()