public void childNodeAdded(String name, NodeState after) {
addedNodes.put(after, PathUtils.concat(getCurrentPath(), name));
buff.tag('+').
key(PathUtils.concat(getCurrentPath(), name)).object();
toJson(buff, after);
buff.endObject().newline();
}
@Override
public void childNodeDeleted(String name, NodeState before) {
removedNodes.put(before, PathUtils.concat(getCurrentPath(), name));