com.espertech.esper.epl.lookup
Class SubordIndexedTableLookupStrategyCoercingNW

java.lang.Object
  com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyExprNW
      com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyCoercingNW

All Implemented Interfaces:

SubordTableLookupStrategy

public class SubordIndexedTableLookupStrategyCoercingNW
extends SubordIndexedTableLookupStrategyExprNW

Index lookup strategy that coerces the key values before performing a lookup.

Field Summary

Fields inherited from class com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyExprNW

evaluators, index, strategyDesc

Constructor Summary

SubordIndexedTableLookupStrategyCoercingNW(ExprEvaluator[] evaluators, PropertyIndexedEventTable index, java.lang.Class[] coercionTypes, LookupStrategyDesc strategyDesc)

Method Summary

protected java.lang.Object[]

getKeys(EventBean[] eventsPerStream, ExprEvaluatorContext context) Get the index lookup keys.

Methods inherited from class com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyExprNW

getIndex, getStrategyDesc, lookup, toQueryPlan

Methods inherited from class java.lang.Object

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

Constructor Detail

SubordIndexedTableLookupStrategyCoercingNW

public SubordIndexedTableLookupStrategyCoercingNW(ExprEvaluator[] evaluators,
                                                  PropertyIndexedEventTable index,
                                                  java.lang.Class[] coercionTypes,
                                                  LookupStrategyDesc strategyDesc)

Method Detail

getKeys

protected java.lang.Object[] getKeys(EventBean[] eventsPerStream,
                                     ExprEvaluatorContext context)

Description copied from class: SubordIndexedTableLookupStrategyExprNW

Get the index lookup keys.

Overrides:

getKeys in class SubordIndexedTableLookupStrategyExprNW

Parameters:

eventsPerStream - is the events for each stream

Returns:

key object