Interface NodeVisitor

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      void head​(Node node, int depth)
      Callback for when a node is first visited.
      void tail​(Node node, int depth)
      Callback for when a node is last visited, after all of its descendants have been visited.
    • Method Detail

      • head

        void head​(Node node,
                  int depth)
        Callback for when a node is first visited.
        Parameters:
        node - the node being visited.
        depth - the depth of the node, relative to the root node. E.g., the root node has depth 0, and a child node of that will have depth 1.
      • tail

        void tail​(Node node,
                  int depth)
        Callback for when a node is last visited, after all of its descendants have been visited.
        Parameters:
        node - the node being visited.
        depth - the depth of the node, relative to the root node. E.g., the root node has depth 0, and a child node of that will have depth 1.