com.espertech.esper.epl.agg.service

Class AggSvcGroupAllAccessOnlyFactory

java.lang.Object

com.espertech.esper.epl.agg.service.AggSvcGroupAllAccessOnlyFactory

All Implemented Interfaces:

AggregationServiceFactory

public class AggSvcGroupAllAccessOnlyFactory
extends Object
implements AggregationServiceFactory

Aggregation service for use when only first/last/window aggregation functions are used an none other.

Field Summary

Fields

Modifier and Type	Field and Description
protected AggregationStateFactory[]	accessAggSpecs
protected AggregationAccessorSlotPair[]	accessors
protected boolean	isJoin

Constructor Summary

Constructors

Constructor and Description
AggSvcGroupAllAccessOnlyFactory(AggregationAccessorSlotPair[] accessors, AggregationStateFactory[] accessAggSpecs, boolean join)

Method Summary

Modifier and Type	Method and Description
AggregationService	makeService(AgentInstanceContext agentInstanceContext, EngineImportService engineImportService, boolean isSubquery, Integer subqueryNumber)

Methods inherited from class java.lang.Object

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

Field Detail

accessors

protected final AggregationAccessorSlotPair[] accessors

accessAggSpecs

protected final AggregationStateFactory[] accessAggSpecs

isJoin

protected final boolean isJoin

Constructor Detail

AggSvcGroupAllAccessOnlyFactory

public AggSvcGroupAllAccessOnlyFactory(AggregationAccessorSlotPair[] accessors,
                                       AggregationStateFactory[] accessAggSpecs,
                                       boolean join)

Method Detail

makeService

public AggregationService makeService(AgentInstanceContext agentInstanceContext,
                                      EngineImportService engineImportService,
                                      boolean isSubquery,
                                      Integer subqueryNumber)

Specified by:

makeService in interface AggregationServiceFactory