private static class Collector.Accumulator extends java.lang.Object implements NodeVisitor
| Modifier and Type | Field and Description |
|---|---|
private Elements |
elements |
private Evaluator |
eval |
private Element |
root |
| Constructor and Description |
|---|
Accumulator(Element root,
Elements elements,
Evaluator eval) |
| Modifier and Type | Method and 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.
|
private final Element root
private final Elements elements
private final Evaluator eval
public void head(Node node, int depth)
NodeVisitorhead in interface NodeVisitornode - 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.public void tail(Node node, int depth)
NodeVisitortail in interface NodeVisitornode - 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.