/*
* *************************************************************************************
* Copyright (C) 2008 EsperTech, Inc. All rights reserved. *
* http://esper.codehaus.org *
* 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.named;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.collection.OneEventCollection;
import com.espertech.esper.epl.expression.ExprEvaluator;
import com.espertech.esper.epl.expression.ExprEvaluatorContext;
public class NamedWindowOnMergeActionUpd extends NamedWindowOnMergeAction {
private final NamedWindowUpdateHelper updateHelper;
public NamedWindowOnMergeActionUpd(ExprEvaluator optionalFilter, NamedWindowUpdateHelper updateHelper) {
super(optionalFilter);
this.updateHelper = updateHelper;
}
public void apply(EventBean matchingEvent, EventBean[] eventsPerStream, OneEventCollection newData, OneEventCollection oldData, ExprEvaluatorContext exprEvaluatorContext) {
EventBean copy = updateHelper.update(matchingEvent, eventsPerStream, exprEvaluatorContext);
newData.add(copy);
oldData.add(matchingEvent);
}
}