Package com.espertech.esper.common.internal.context.airegistry

Class AIRegistrySubselectLookupMultiPerm

java.lang.Object

com.espertech.esper.common.internal.context.airegistry.AIRegistrySubselectLookupMultiPerm

All Implemented Interfaces:

AIRegistrySubselectLookup, SubordTableLookupStrategy

public class AIRegistrySubselectLookupMultiPerm
extends Object
implements AIRegistrySubselectLookup

Field Summary

Fields inherited from interface com.espertech.esper.common.internal.epl.lookup.SubordTableLookupStrategy

EPTYPE

Constructor Summary

Constructors

Constructor	Description
AIRegistrySubselectLookupMultiPerm(LookupStrategyDesc strategyDesc)

Method Summary

Modifier and Type	Method	Description
void	assignService(int num, SubordTableLookupStrategy subselectStrategy)
void	deassignService(int num)
int	getInstanceCount()
LookupStrategyDesc	getStrategyDesc()
Collection<EventBean>	lookup(EventBean[] events, ExprEvaluatorContext context)	Returns matched events for a set of events to look up for.
String	toQueryPlan()

Methods inherited from class java.lang.Object

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

Constructor Details

AIRegistrySubselectLookupMultiPerm

public AIRegistrySubselectLookupMultiPerm(LookupStrategyDesc strategyDesc)

Method Details

assignService

public void assignService(int num,
 SubordTableLookupStrategy subselectStrategy)

Specified by:

assignService in interface AIRegistrySubselectLookup

deassignService

public void deassignService(int num)

Specified by:

deassignService in interface AIRegistrySubselectLookup

lookup

public Collection<EventBean> lookup(EventBean[] events,
 ExprEvaluatorContext context)

Description copied from interface: SubordTableLookupStrategy

Returns matched events for a set of events to look up for. Never returns an empty result set, always returns null to indicate no results.

Specified by:

lookup in interface SubordTableLookupStrategy

Parameters:

events - to look up

context - context

Returns:

set of matching events, or null if none matching

getInstanceCount

public int getInstanceCount()

Specified by:

getInstanceCount in interface AIRegistrySubselectLookup

toQueryPlan

public String toQueryPlan()

Specified by:

toQueryPlan in interface SubordTableLookupStrategy

getStrategyDesc

public LookupStrategyDesc getStrategyDesc()

Specified by:

getStrategyDesc in interface SubordTableLookupStrategy