[英]How to serialize object to xml with circular dependency in c#?
我有一个具有循环依赖关系的对象
public class Levels
{
public UserDescription user { get; set; }
public List<Levels> friends {get; set;}
public Levels(UserDescription user, List<Levels> friends)
{
this.user = user;
this.friends = friends;
}
public Levels() { }
}
我需要将其序列化为xml,因此请执行以下操作:
public string SerializeObject(object obj)
{
System.Xml.XmlDocument xmlDoc = new System.Xml.XmlDocument();
System.Xml.Serialization.XmlSerializer serializer = new System.Xml.Serialization.XmlSerializer(obj.GetType());
using (System.IO.MemoryStream ms = new System.IO.MemoryStream())
{
serializer.Serialize(ms, obj);
ms.Position = 0;
xmlDoc.Load(ms);
return xmlDoc.InnerXml;
}
}
此代码在serializer = new System.Xml.Serialization.XmlSerializer
上引发异常System.InvalidOperationException。 我该如何解决?
问题在于类UserDescription没有空的构造函数。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.