com.espertech.esper.epl.expression.prior

Interface ExprPriorEvalStrategy

All Known Subinterfaces:

AIRegistryPrior

All Known Implementing Classes:

AIRegistryPriorMap, AIRegistryPriorMultiPerm, AIRegistryPriorSingle, ExprPriorEvalStrategyBase, ExprPriorEvalStrategyRandomAccess, ExprPriorEvalStrategyRelativeAccess

public interface ExprPriorEvalStrategy

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

Method Summary

Modifier and Type	Method and Description
Object	evaluate(EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext exprEvaluatorContext, int streamNumber, ExprEvaluator evaluator, int constantIndexNumber)

Method Detail

evaluate

Object evaluate(EventBean[] eventsPerStream,
                boolean isNewData,
                ExprEvaluatorContext exprEvaluatorContext,
                int streamNumber,
                ExprEvaluator evaluator,
                int constantIndexNumber)