public RevFilter clone() {final RevFilter[] s = new RevFilter[subfilters.length];for (int i = 0; i < s.length; i++)s[i] = subfilters[i].clone();return new List(s);}

public override RevFilter Clone(){RevFilter[] s = new RevFilter[subfilters.Length];for (int i = 0; i < s.Length; i++){s[i] = subfilters[i].Clone();}return new OrRevFilter.List(s);}
