com.espertech.esper.epl.expression.methodagg
Class ExprAvedevNodeFactory

java.lang.Object
  com.espertech.esper.epl.expression.methodagg.ExprAvedevNodeFactory

All Implemented Interfaces:

AggregationMethodFactory

public class ExprAvedevNodeFactory
extends java.lang.Object
implements AggregationMethodFactory

Constructor Summary

ExprAvedevNodeFactory(ExprAvedevNode parent, java.lang.Class aggregatedValueType, ExprNode[] positionalParameters)

Method Summary

AggregationAccessor	getAccessor()
ExprAggregateNodeBase	getAggregationExpression()
AggregationAgent	getAggregationStateAgent()
AggregationStateFactory	getAggregationStateFactory(boolean isMatchRecognize)
AggregationStateKey	getAggregationStateKey(boolean isMatchRecognize)
ExprEvaluator	getMethodAggregationEvaluator(boolean join, EventType[] typesPerStream)
java.lang.Class	getResultType()
boolean	isAccessAggregation()
AggregationMethod	make(MethodResolutionService methodResolutionService, int agentInstanceId, int groupId, int aggregationId)
void	validateIntoTableCompatible(AggregationMethodFactory intoTableAgg)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExprAvedevNodeFactory

public ExprAvedevNodeFactory(ExprAvedevNode parent,
                             java.lang.Class aggregatedValueType,
                             ExprNode[] positionalParameters)

Method Detail

isAccessAggregation

public boolean isAccessAggregation()

Specified by:

isAccessAggregation in interface AggregationMethodFactory

getResultType

public java.lang.Class getResultType()

Specified by:

getResultType in interface AggregationMethodFactory

getAggregationStateKey

public AggregationStateKey getAggregationStateKey(boolean isMatchRecognize)

Specified by:

getAggregationStateKey in interface AggregationMethodFactory

getAggregationStateFactory

public AggregationStateFactory getAggregationStateFactory(boolean isMatchRecognize)

Specified by:

getAggregationStateFactory in interface AggregationMethodFactory

getAccessor

public AggregationAccessor getAccessor()

Specified by:

getAccessor in interface AggregationMethodFactory

make

public AggregationMethod make(MethodResolutionService methodResolutionService,
                              int agentInstanceId,
                              int groupId,
                              int aggregationId)

Specified by:

make in interface AggregationMethodFactory

getAggregationExpression

public ExprAggregateNodeBase getAggregationExpression()

Specified by:

getAggregationExpression in interface AggregationMethodFactory

validateIntoTableCompatible

public void validateIntoTableCompatible(AggregationMethodFactory intoTableAgg)
                                 throws ExprValidationException

Specified by:

validateIntoTableCompatible in interface AggregationMethodFactory

Throws:

ExprValidationException

getAggregationStateAgent

public AggregationAgent getAggregationStateAgent()

Specified by:

getAggregationStateAgent in interface AggregationMethodFactory

getMethodAggregationEvaluator

public ExprEvaluator getMethodAggregationEvaluator(boolean join,
                                                   EventType[] typesPerStream)
                                            throws ExprValidationException

Specified by:

getMethodAggregationEvaluator in interface AggregationMethodFactory

Throws:

ExprValidationException