[英]Deserialize value from XML-element by skipping parent in C#
假設我有一個XML文件的一部分,該文件的矩陣布局與此類似:
XML矩陣
<matrix>
<row1>
<col1>1.00</col1>
<col2>0.00</col2>
<col3>1.00</col3>
<col4>1.00</col4>
</row1>
<row2>
<col1>0.00</col1>
<col2>1.00</col2>
<col3>1.00</col3>
<col4>0.00</col4>
</row2>
</matrix>
並說id喜歡以這樣的結構結尾:
所需結構
public struct sMatrix
{
public float m11;
public float m12;
public float m13;
...
public float m23;
public float m24;
}
我應該如何聲明此結構能夠通過XmlSerializer反序列化? 我是否可以在結構中給浮點數一些Xml屬性以告訴他們,例如m11
是row1的子級? 我試過這個: [XmlElement("matrix/row1/col1")
但是沒有用。
好吧,您可以將矩陣結構的所有字段標記為不可序列化,並引入“行”結構對行進行序列化和反序列化,如下所示:
[Serializable]
public struct sMatrixRow
{
public sMatrixRow(float col1, float col2, float col3, float col4)
{
this.col1 = col1;
this.col2 = col2;
this.col3 = col3;
this.col4 = col4;
}
public float col1;
public float col2;
public float col3;
public float col4;
}
[Serializable]
public struct sMatrix
{
[XmlElement("row1")]
public sMatrixRow Row1
{
get
{
return new sMatrixRow(m00, m01, m02, m03);
}
set
{
this.m00 = value.col1;
this.m01 = value.col2;
this.m02 = value.col3;
this.m03 = value.col4;
}
}
// And so on, for Rows 2 through 4
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m00;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m01;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m02;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m03;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m10;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m11;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m12;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m13;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m20;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m21;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m22;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m23;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m30;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m31;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m32;
[System.NonSerialized, System.Xml.Serialization.XmlIgnore]
public float m33;
}
更新:此方案成功地對包含類中的以下“矩陣”字段進行了序列化和反序列化:
<matrix>
<row1>
<col1>2</col1>
<col2>0</col2>
<col3>0</col3>
<col4>0</col4>
</row1>
<row2>
<col1>0</col1>
<col2>2</col2>
<col3>0</col3>
<col4>0</col4>
</row2>
<row3>
<col1>0</col1>
<col2>0</col2>
<col3>2</col3>
<col4>0</col4>
</row3>
<row4>
<col1>0</col1>
<col2>0</col2>
<col3>0</col3>
<col4>1</col4>
</row4>
</matrix>
那是你要的嗎?
更新:將[XmlElement(“ row1”)]添加到Row1(其他行也類似)以小寫行名。 我在這里所做的基本上是使用可序列化的屬性來創建數據的XML可見表示形式,該表示形式與基礎字段不同,但同構。
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