code: public boolean has(int... values) {
  		long p = pur(values[0]);
  		for (int i = 1, l = values.length; i < l; i++) {
  			p += pur(values[i]);
  		}
  		return p == (this.delegate & p);
  	}
docs: Returns <code>true</code> if the given purview in the delegate purview
  
  @param values
  @return