boolean updateEdge(Node parentNode, Node currentNode) {
ArrayList<NameValuePair> setSet = currentNode.getSetSetMap().get(parentNode);
HashSet<String> updatedVarNames = new HashSet<String>();
boolean updateEdge(Node parentNode, Node currentNode) {
ArrayList<NameValuePair> setSet = currentNode.getSetSetMap().get(parentNode);
HashSet<String> updatedVarNames = new HashSet<String>();