com.espertech.esper.epl.expression.prior
Class ExprPriorEvalStrategyRelativeAccess

java.lang.Object
  com.espertech.esper.epl.expression.prior.ExprPriorEvalStrategyBase
      com.espertech.esper.epl.expression.prior.ExprPriorEvalStrategyRelativeAccess

All Implemented Interfaces:

ExprPriorEvalStrategy

public class ExprPriorEvalStrategyRelativeAccess
extends ExprPriorEvalStrategyBase

Represents the 'prior' prior event function in an expression node tree.

Constructor Summary

ExprPriorEvalStrategyRelativeAccess(RelativeAccessByEventNIndex relativeAccess)

Method Summary

EventBean

getSubstituteEvent(EventBean originalEvent, boolean isNewData, int constantIndexNumber)

Methods inherited from class com.espertech.esper.epl.expression.prior.ExprPriorEvalStrategyBase

evaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

ExprPriorEvalStrategyRelativeAccess

public ExprPriorEvalStrategyRelativeAccess(RelativeAccessByEventNIndex relativeAccess)

Method Detail

getSubstituteEvent

public EventBean getSubstituteEvent(EventBean originalEvent,
                                    boolean isNewData,
                                    int constantIndexNumber)

Specified by:

getSubstituteEvent in class ExprPriorEvalStrategyBase