com.espertech.esper.epl.agg.factory

Class AggregationStateFactoryPlugin

java.lang.Object

com.espertech.esper.epl.agg.factory.AggregationStateFactoryPlugin

All Implemented Interfaces:

AggregationStateFactory

public class AggregationStateFactoryPlugin
extends Object
implements AggregationStateFactory

Field Summary

Fields

Modifier and Type	Field and Description
protected ExprPlugInAggMultiFunctionNodeFactory	parent
protected PlugInAggregationMultiFunctionStateFactory	stateFactory

Constructor Summary

Constructors

Constructor and Description
AggregationStateFactoryPlugin(ExprPlugInAggMultiFunctionNodeFactory parent)

Method Summary

Modifier and Type	Method and Description
AggregationState	createAccess(int agentInstanceId, boolean join, Object groupBy, AggregationServicePassThru passThru)
ExprNode	getAggregationExpression()

Methods inherited from class java.lang.Object

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

Field Detail

parent

protected final ExprPlugInAggMultiFunctionNodeFactory parent

stateFactory

protected final PlugInAggregationMultiFunctionStateFactory stateFactory

Constructor Detail

AggregationStateFactoryPlugin

public AggregationStateFactoryPlugin(ExprPlugInAggMultiFunctionNodeFactory parent)

Method Detail

createAccess

public AggregationState createAccess(int agentInstanceId,
                                     boolean join,
                                     Object groupBy,
                                     AggregationServicePassThru passThru)

Specified by:

createAccess in interface AggregationStateFactory

getAggregationExpression

public ExprNode getAggregationExpression()

Specified by:

getAggregationExpression in interface AggregationStateFactory