/**
* Method for accessing all value nodes of this Node, iff this node is a JSON Array or Object
* node. In case of Object node, field names (keys) are not included, only values. For other types
* of nodes, returns empty iterator.
*/
public Iterator<JsonNode> elements() {
return EmptyIterator.instance();
}
/**
* @return Iterator that can be used to traverse all key/value pairs for object nodes; empty
* iterator (no contents) for other types
*/
public Iterator<Map.Entry<String, JsonNode>> fields() {
return EmptyIterator.instance();
}
@Override
public Iterator<String> fieldNames() {
return EmptyIterator.instance();
}