/*
protected YYNode insert(YYNode n) {
expand(n);
return (YYNode)insertSon(n);
}
*/
protected YYNode absorb(YYNode n) {
YYNode s = (YYNode) n.firstSon();
for (; s != null; s = (YYNode) s.nextBrother()) {
this.addSon(s);
}
return this.expand(n);
}
/** Writing to the output */
public void write(Writer w) throws IOException {
StringBuffer buf = ibuf().getbuf();
int beg = this.beg_charno0;
int pos = beg;
Iterator<Node> i = iterator();
while (i.hasNext()) {
YYNode n = (YYNode) i.next();
w.write(buf.substring(pos, n.beg_charno0));
n.write(w);
pos = n.end_charno0;
}
w.write(buf.substring(pos, this.end_charno0));
}