code: public static Conjunction and(Criterion... criterionList) {
      Conjunction junction = new Conjunction();
      for( Criterion criterion : criterionList ) {
        junction.add( criterion );
      }
      return junction;
    }
docs: Connects multiple restrictions with an logical conjunction.
  Calling this method is a shortcut for creating a {@link Conjunction}
  by calling {@link #conjunction()} and adding all restrictions
  to it.
  
  @param criterionList The restrictions to add to the conjunction.
  @return {@link Conjunction} instance