public void visit(final NodeListOptional n, final A argu) {
if (n.present()) {
for (final Iterator<INode> e = n.elements(); e.hasNext(); ) {
e.next().accept(this, argu);
}
return;
} else return;
}
public void visit(final NodeSequence n, final A argu) {
for (final Iterator<INode> e = n.elements(); e.hasNext(); ) {
e.next().accept(this, argu);
}
return;
}