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package io.hyperfoil.tools.horreum.svc;

import java.util.concurrent.CompletableFuture;
import java.util.concurrent.atomic.AtomicInteger;

import io.vertx.core.Handler;

public class CountDownFuture extends CompletableFuture implements Handler {
    private final T aggregator;
    private final AtomicInteger counter;

    public CountDownFuture(T aggregator, int parties) {
        this.aggregator = aggregator;
        this.counter = new AtomicInteger(parties);
        if (parties == 0) {
            complete(aggregator);
        }
    }

    @Override
    public void handle(Object event) {
        if (counter.decrementAndGet() == 0) {
            complete(aggregator);
        }
    }
}
    

    

    

            

    

            



    
    






    
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