class BloomFilterManagerImpl implements BloomFilterManager<T, C>,
        Listenable<BloomFilterManagerListener<? super T, C>> {

    @Override
    public boolean removeListener(BloomFilterManagerListener<? super T, C> listener) {
        return listeners.remove(listener);
    }

      BloomFilterManagerImpl(BloomFilterFactory<? extends T, ? super C> factory);

}