在C#中用反射將XML轉化成實體類時,發現了一個大小寫的問題。
<?xml version="1.0" encoding="gb2312"?> <root xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://ww w.w3.org/2001/XMLSchema"> <common> <project_id>1</project_id> <gateway_id>1</gateway_id> <type>md5</type> </common> <gateway_id>1</gateway_id> <id_validate operation="md5"> <md5>061e85ee43152b671a5f49039a6042cbb </md5> </id_validate> </root> |
[XmlRoot("root")] public class MD5 { public MD5(string p, string p_2, string p_3) { this.Common = new common(p, p_2, "md5"); this.idvalidate = new id_validate(p_3); } public MD5() { this.Common = new common(string.Empty, string.Empty, "md5"); this.idvalidate = new id_validate(string.Empty); } [XmlElement(ElementName = "common")] public common Common { get; set; } [XmlElement(ElementName = "id_validate")] public id_validate idvalidate { get; set; } [XmlElement(ElementName = "gateway_Id")] public string gateway_Id { get; set; } public class id_validate { public id_validate() { this.operation = "md5"; this.StrMD5 = ""; } public id_validate(string p_3) { this.operation = "md5"; this.StrMD5 = p_3; } [XmlAttribute(AttributeName = "md5")] public string operation { get; set; } [XmlElement(ElementName = "md5")] public string StrMD5 { get; set; } } } |
這個時候,想要進行序列化和反序列化操作,其中對普通數據類型的序列化反序列化,比如gateway_Id節點,那麼默認將實體類中的屬性名作爲對應的XML文本中節點名稱。這樣乍看一下好像沒有什麼問題,但是實際上,我發現,這樣經常會出現反射到實體類中屬性值有時候爲空,在幾經測試之後發現,原來是Xml文本反射到實體類中,根據實體類的屬性名進行反射時,是大小寫敏感的(我用的是XmlSerializer
x = new XmlSerializer(md5.GetType());
x.Serialize(Console.Out, md5);來反射實體類)
如果沒有注意大小寫,就沒有辦法正確地爲實體類中的屬性或公有字段賦值。