[英]Using XmlSerializer with an array in the root element
我有一個類似於以下的XML文檔:
<scan_details>
<object name="C:\Users\MyUser\Documents\Target1.doc">
...
</object>
<object name="C:\Users\MyUser\Documents\Target2.doc">
...
</object>
...
</scan_details>
我希望使用System.Xml.Serialization
屬性來簡化XML反序列化。 我遇到的問題是我無法弄清楚如何指定根節點包含一個數組。
我嘗試過創建以下類:
[XmlRoot("scan_details")]
public class ScanDetails
{
[XmlArray("object")]
public ScanDetail[] Items { get; set; }
}
public class ScanDetail
{
[XmlAttribute("name")]
public string Filename { get; set; }
}
但是,當我將XML反序列化為ScanDetails
對象時, Items
數組保持為null
。
如何反序列化根節點中的數組?
你應該使用[XmlElement]
,而不是[XmlArray]
來裝飾Items屬性 - 它已經是一個數組,你只想設置元素名稱。
public class StackOverflow_12924221
{
[XmlRoot("scan_details")]
public class ScanDetails
{
[XmlElement("object")]
public ScanDetail[] Items { get; set; }
}
public class ScanDetail
{
[XmlAttribute("name")]
public string Filename { get; set; }
}
const string XML = @"<scan_details>
<object name=""C:\Users\MyUser\Documents\Target1.doc"">
</object>
<object name=""C:\Users\MyUser\Documents\Target2.doc"">
</object>
</scan_details> ";
public static void Test()
{
XmlSerializer xs = new XmlSerializer(typeof(ScanDetails));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(XML));
var obj = xs.Deserialize(ms) as ScanDetails;
foreach (var sd in obj.Items)
{
Console.WriteLine(sd.Filename);
}
}
}
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