private void marchTree(List<PermissibleObject> comments, PermissibleObjectTreeNode node) {
if (node.getObject() != null) {
comments.add(node.getObject());
}
// let's sort the children so the list makes sense
List<PermissibleObject> permissibleObjects =
new ArrayList<PermissibleObject>(node.getChildren().keySet());
Collections.sort(permissibleObjects);
for (PermissibleObject object : permissibleObjects) {
marchTree(comments, node.getChildren().get(object));
}
}
private PermissibleObjectTreeNode findParentCommentNode(
PermissibleObjectTreeNode rootNode, PermissibleObjectTreeNode node) {
if (node.getObject().equals(rootNode.getObject())) {
return rootNode;
}
for (PermissibleObject obj : rootNode.getChildren().keySet()) {
if (obj.equals(((Comment) node.getObject()).getParentComment())) {
return rootNode.getChildren().get(obj);
}
PermissibleObjectTreeNode possibleParent =
findParentCommentNode(rootNode.getChildren().get(obj), node);
if (possibleParent != null) {
return possibleParent;
}
}
return null;
}