code: public void addFalsePositive(Collection<Key> coll) {
      if (coll == null) {
        throw new NullPointerException("Collection<Key> can not be null");
      }
      
      for (Key k : coll) {
        addFalsePositive(k);
      }
    }
docs: Adds a collection of false positive information to <i>this</i> retouched Bloom filter.
  @param coll The collection of false positive.