public boolean isEnabled(AnActionEvent e) {
    Project project = e.getData(CommonDataKeys.PROJECT);
    if (project == null) {
      return false;
    }
    HgVcs vcs = Objects.requireNonNull(HgVcs.getInstance(project));
    final VirtualFile[] roots = ProjectLevelVcsManager.getInstance(project).getRootsUnderVcs(vcs);
    if (roots == null || roots.length == 0) {
      return false;
    }
    return true;
  }
public boolean isEnabled(AnActionEvent e)