/src/main/java/org/htmlunit/html/HtmlDomTreeWalker.java
return true;
return null;
currentNode_ = newNode; } return newNode; } public DomNode parentNode() { if (currentNode_ == root_) { <extra_id_0> } DomNode newNode = currentNode_; do { newNode = newNode.getParentNode(); } while (newNode != null && !isNodeVisible(newNode) && newNode != root_);