public static final Sequence empty = new Sequence.Constant.Empty();
/** after matching the sequence, do not add anything to the output tree */
- public static Sequence drop(Element[] e, HashSet<Sequence> and, HashSet<Sequence> not, boolean lame) { return new Constant.Drop(e, and, not, lame); }
+ public static Sequence drop(Element[] e, boolean lame) { return new Constant.Drop(e, null, null, lame); }
/** after matching the sequence, insert a constant into the output tree */
public static Sequence constant(Element[] e, Object o, HashSet<Sequence> and, HashSet<Sequence> not) { return new Constant(e, o, and, not); }