public BitSet asBitSet() {
  	BitSet bs = new BitSet(this.size());
  	this.data.rewind();
  	this.data.get(bs.data, 0, bs.data.length);
		return bs;
  }
public BitSet asBitSet() {
  	BitSet bs = new BitSet(this.size());
  	this.data.rewind();
  	this.data.get(bs.data, 0, bs.data.length);
		return bs;
  }
public BitSet asBitSet ( ) { BitSet bs = new BitSet ( this . size ( ) ) ; this . data . rewind ( ) ; this . data . get ( bs . data , 0 , bs . data . length ) ; return bs ; }
Get a copy of this ImmutableBitSet as a mutable BitSet.
@return a copy
Get a copy of this ImmutableBitSet as a mutable BitSet .