tbNode.setName(label);
}
Set<Node> xmlParents = xmlTree.getInNodes(xmlNode);
if ( ! xmlParents.isEmpty() ) { // xmlNode is not topological root
Edge xmlEdge = xmlTree.getEdge(xmlParents.iterator().next(), xmlNode);
if ( xmlEdge instanceof FloatEdge ) {
Double length = ((FloatEdge)xmlEdge).getLength();
sb.append(':').append(length);
tbNode.setBranchLength(length);
}