com.espertech.esper.epl.lookup
Class SubordIndexedTableLookupStrategyCoercing

java.lang.Object
  com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyExpr
      com.espertech.esper.epl.lookup.SubordIndexedTableLookupStrategyCoercing

All Implemented Interfaces:

SubordTableLookupStrategy

public class SubordIndexedTableLookupStrategyCoercing
extends SubordIndexedTableLookupStrategyExpr

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

Field Summary

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

evaluators, index

Constructor Summary

SubordIndexedTableLookupStrategyCoercing(int numStreamsOuter, 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.SubordIndexedTableLookupStrategyExpr

getIndex, getStrategyDesc, lookup, toQueryPlan

Methods inherited from class java.lang.Object

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

Constructor Detail

SubordIndexedTableLookupStrategyCoercing

public SubordIndexedTableLookupStrategyCoercing(int numStreamsOuter,
                                                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: SubordIndexedTableLookupStrategyExpr

Get the index lookup keys.

Overrides:

getKeys in class SubordIndexedTableLookupStrategyExpr

Parameters:

eventsPerStream - is the events for each stream

Returns:

key object