void addTargetsNode(@NotNull Node node, @NotNull DefaultTreeModel treeModel) {
    ThreadingAssertions.assertEventDispatchThread();
    int index;
    synchronized (this) {
      index = getNodeIndex(node, getSwingChildren());
      if(index >= 0) {
        return;
      }
      else index = -index - 1;
      myChildren.add(index, node);
    }
    treeModel.insertNodeInto(node, this, index);
  }
void addTargetsNode(@NotNull Node node, @NotNull DefaultTreeModel treeModel)