问使用子lists<T>在List<T>中递归读取XML树结构

EN

public class Unit
{
    public string Name { get; set; }
    public List<Unit> Children { get; set; }
}

class Program
{
    public static void Main()
    {
        XDocument doc = XDocument.Load("test.xml");
        List<Unit> units = LoadUnits(doc.Descendants("Units").Elements("Unit"));
    }

    public static List<Unit> LoadUnits(IEnumerable<XElement> units)
    {
        return units.Select( x=> new Unit() 
                                 { Name = x.Attribute("Name").Value, 
                                   Children = LoadUnits(x.Elements("Unit")) 
                                 }).ToList();
    }
}

public List<Unit> LoadAllUnits(XMLNode rootNode){
    List<Unit> allUnits = new List<Unit>();
    foreach(var childNode in rootNode.ChildNodes){
        allUnits.Add(LoadAllSubUnits(childNode);
    }
    return allUnits;
}


private Unit LoadAllSubUnits(XMLNode node){
    Unit u = GetUnitFromCurrentNode(node); // Converts current node into Unit object
    if(root.HasChildNode){
         foreach(var childNode in node.ChildNodes){
             u.ChildUnits.Add(LoadAllSubUnits(childNode);
         }
    }
    return u;
}