code: public void add(final T o, final long value) throws IOException {
  		final long[] triple = new long[3];
  		Hashes.spooky4(transform.toBitVector(o), seed, triple);
  		add(triple, value);
  	}
docs: Adds an element to this store, associating it with a specified value.
  
  @param o the element to be added.
  @param value the associated value.