public interface IElementVisitor
abstract Unit
head(Element node, Integer depth)
Unit
tail(Element node, Integer depth)
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
abstract Unit head(Element node, Integer depth)
Callback for when a node is first visited.
node
depth
Unit tail(Element node, Integer depth)
Callback for when a node is last visited, after all of its descendants have been visited.