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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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package org.shoal.ha.cache.impl.util;

import java.util.concurrent.Callable;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.FutureTask;
import java.util.concurrent.atomic.AtomicLong;


/**
 * @author Mahesh Kannan
 *
 */
public class CumulativeCommandResponse
    extends CommandResponse {

    private int maxResponse;

    CountDownLatch latch;

    public CumulativeCommandResponse(ResponseMediator mediator, int maxResponse, Object initialValue) {
        super(mediator);
        this.maxResponse = maxResponse;
        latch = new CountDownLatch(maxResponse);

        //set initial value
        result = initialValue;
    }

    public void setResult(Object v) {
        updateResult(result, v);
        latch.countDown();
        if (latch.getCount() == 0) {
            super.setResult(result);
        }
    }

    protected void updateResult(Object oldValue, Object newValue) {

    }
}