class BloomFilterAlt implements IFilter<E>, Serializable {

    public int count() {
        return this.numberOfAddedElements;
    }

    public  BloomFilterAlt(double c, int n, int k);
    public  BloomFilterAlt(int bitSetSize, int expectedNumberOElements);
    public  BloomFilterAlt(double falsePositiveProbability, int expectedNumberOfElements);
    public  BloomFilterAlt(int bitSetSize, int expectedNumberOfFilterElements, int actualNumberOfFilterElements, BitSet filterData);

}