@Override
    public boolean equals(final Object o) {
      if (this == o) return true;
      if (!(o instanceof NodeWrapper)) return false;
      final NodeWrapper that = (NodeWrapper)o;
      if (myNode != null ? !myNode.equals(that.myNode) : that.myNode != null) return false;
      return true;
    }
@Override
    public boolean equals(final Object o)