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ocelli-core developed by Netflix

There is a newer version: 0.1.0-rc.2

package netflix.ocelli;

import rx.Observable;
import rx.functions.Func1;

/**
 * Contract for a failure detector.  A subscription to the failure detector
 * is made of each client instance in a load balancer.  The returned Observable
 * will emit an exception for each failure. A subscription is likely to persist
 * for the entire lifetime of the client.
 * 
 * @author elandau
 *
 * @param 
 */
public interface FailureDetectorFactory extends Func1>{
    @Override
    public Observable call(C client);
}