430         if (groupnodes.get(n).getChildren() == null) {  in writeSamplesNavTree()
434           Collections.sort(groupnodes.get(n).getChildren(), byLabel);  in writeSamplesNavTree()
458         if (groupnodes.get(i).getChildren() == null) {  in appendNodeGroups()
462           groupnodes.get(i).getChildren().add(gNode);  in appendNodeGroups()
505           (list.get(i).getChildren().get(0).getChildren() != null)) {  in squashNodes()
507         String childLabel =  list.get(i).getChildren().get(0).getLabel();  in squashNodes()
510         list.get(i).setChildren(list.get(i).getChildren().get(0).getChildren());  in squashNodes()
612           if (list.get(i).getChildren() == null) {  in renderGroupNodesTOC()
640           if (list.get(i).getChildren() == null) {  in renderProjectNodesTOC()
668           if (list.get(i).getChildren() == null) {  in renderChildrenToc()
717     public List<Node> getChildren() {  in getChildren()  method in SampleCode.Node