com.espertech.esper.epl.lookup

Class SubordIndexedTableLookupStrategySinglePropFactory

java.lang.Object

com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategySinglePropFactory

All Implemented Interfaces:

SubordTableLookupStrategyFactory

public class SubordIndexedTableLookupStrategySinglePropFactory
extends java.lang.Object
implements SubordTableLookupStrategyFactory

Index lookup strategy for subqueries.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	keyStreamNum Stream numbers to get key values from.
protected EventPropertyGetter	propertyGetter Getters to use to get key values.

Constructor Summary

Constructors

Constructor and Description
SubordIndexedTableLookupStrategySinglePropFactory(boolean isNWOnTrigger, EventType[] eventTypes, int keyStreamNum, java.lang.String property) Ctor.

Method Summary

Modifier and Type	Method and Description
SubordTableLookupStrategy	makeStrategy(EventTable[] eventTable, VirtualDWView vdw)
java.lang.String	toQueryPlan()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

keyStreamNum

protected final int keyStreamNum

Stream numbers to get key values from.

propertyGetter

protected final EventPropertyGetter propertyGetter

Getters to use to get key values.

Constructor Detail

SubordIndexedTableLookupStrategySinglePropFactory

public SubordIndexedTableLookupStrategySinglePropFactory(boolean isNWOnTrigger,
                                                         EventType[] eventTypes,
                                                         int keyStreamNum,
                                                         java.lang.String property)

Ctor.

Parameters:

eventTypes - is the event types per stream

keyStreamNum - is the stream number per property

property - is the key properties

isNWOnTrigger - for named window on-trigger

Method Detail

makeStrategy

public SubordTableLookupStrategy makeStrategy(EventTable[] eventTable,
                                              VirtualDWView vdw)

Specified by:

makeStrategy in interface SubordTableLookupStrategyFactory

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toQueryPlan

public java.lang.String toQueryPlan()

Specified by:

toQueryPlan in interface SubordTableLookupStrategyFactory