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 java.lang.Object
implements AggregationStateFactory

Field Summary

protected ExprPlugInAggMultiFunctionNodeFactory	parent
protected PlugInAggregationMultiFunctionStateFactory	stateFactory

Constructor Summary

AggregationStateFactoryPlugin(ExprPlugInAggMultiFunctionNodeFactory parent)

Method Summary

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

Specified by:

createAccess in interface AggregationStateFactory

getAggregationExpression

public ExprNode getAggregationExpression()

Specified by:

getAggregationExpression in interface AggregationStateFactory