protected void refreshNode(@NotNull RepositoryTreeNode node, @NotNull List<DirectoryEntry> data, @NotNull Expander expander) {
    RepositoryTreeNode existingNode = findExistingNode(node);

    if (existingNode != null) {
      expander.onBeforeRefresh(existingNode);
      existingNode.setChildren(data, getNodeLoadState());
      expander.onAfterRefresh(existingNode);
    }
  }
protected void refreshNode(@NotNull RepositoryTreeNode node, @NotNull List<DirectoryEntry> data, @NotNull Expander expander)