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);
}
}