/* *************************************************************************************** * Copyright (C) 2006 EsperTech, Inc. All rights reserved. * * http://www.espertech.com/esper * * http://www.espertech.com * * ---------------------------------------------------------------------------------- * * The software in this package is published under the terms of the GPL license * * a copy of which has been included with this distribution in the license.txt file. * *************************************************************************************** */ package com.espertech.esper.epl.datetime.interval; import com.espertech.esper.client.EventBean; import com.espertech.esper.epl.expression.core.ExprEvaluatorContext; public interface IntervalDeltaExprEvaluator { public long evaluate(long reference, EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext context); }