多态XML序列化/反序列化

多态XML序列化/反序列化

问题描述:

我有:

public class B     
{
    public string Some { get; set; }
}

public class D : B
{
    public string More { get; set; }
}

[KnownType(typeof(D))]
public class X
{        
    public B[] Col { get; set; }
}

我想自动读/写XML的完全一样:

I want to automatically read/write XML exactly like:

<X>
 <Col>
  <B Some="val1" />
  <D Some="val2" More="val3" />
 </Col>
</X>

无论是的XmlSerializer 不是的DataContractSerializer 帮助了我。该XML结构是必需的。

Neither XmlSerializer not DataContractSerializer helped me. This XML structure is mandatory.

所以,问题是:?才能实现这一目标,或我必须手动解析XML

So question is: can this be achieved or i have to parse that XML manually?

谢谢, 安德烈

尝试XmlArrayItem与XmlSerializer的:

Try XmlArrayItem with XmlSerializer:

public class X
{        
     [XmlArrayItem(typeof(D)),
      XmlArrayItem(typeof(B))]
     public B[] Col { get; set; }
}