com.espertech.esper.common.internal.epl.expression.prior

Interface PriorEvalStrategy

All Known Subinterfaces:

AIRegistryPriorEvalStrategy

All Known Implementing Classes:

AIRegistryPriorEvalStrategyMap, AIRegistryPriorEvalStrategyMultiPerm, AIRegistryPriorEvalStrategySingle, ExprPriorEvalStrategyRandomAccess, ExprPriorEvalStrategyRelativeAccess

public interface PriorEvalStrategy

Represents the 'prior' prior event resolution strategy for use in an expression node tree.

Method Summary

Modifier and Type	Method and Description
EventBean	getSubstituteEvent(EventBean originalEvent, boolean isNewData, int constantIndexNumber, int relativeIndex, ExprEvaluatorContext exprEvaluatorContext, int streamNum)

Method Detail

getSubstituteEvent

EventBean getSubstituteEvent(EventBean originalEvent,
                             boolean isNewData,
                             int constantIndexNumber,
                             int relativeIndex,
                             ExprEvaluatorContext exprEvaluatorContext,
                             int streamNum)