/*
 * *************************************************************************************
 *  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.support.epl;

import com.espertech.esper.epl.join.base.JoinExecutionStrategy;
import com.espertech.esper.epl.expression.ExprEvaluatorContext;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.collection.MultiKey;

import java.util.Set;

public class SupportJoinExecutionStrategy implements JoinExecutionStrategy
{
    private EventBean[][] lastNewDataPerStream;
    private EventBean[][] lastOldDataPerStream;

    public void join(EventBean[][] newDataPerStream, EventBean[][] oldDataPerStream, ExprEvaluatorContext exprEvaluatorContext)
    {
        lastNewDataPerStream = newDataPerStream;
        lastOldDataPerStream = oldDataPerStream;
    }

    public EventBean[][] getLastNewDataPerStream()
    {
        return lastNewDataPerStream;
    }

    public EventBean[][] getLastOldDataPerStream()
    {
        return lastOldDataPerStream;
    }

    public Set<MultiKey<EventBean>> staticJoin()
    {
        return null;  //To change body of implemented methods use File | Settings | File Templates.
    }
}