XmlAttributeEventArgs.LinePosition プロパティ
アセンブリ: System.Xml (system.xml.dll 内)

不明 XML 属性の位置番号。

UnknownAttributes.xml という名前のファイルから Group という名前のクラスを逆シリアル化する例を次に示します。クラス内に対応するメンバを持たないファイル内で要素が見つかると、必ず UnknownAttribute イベントが発生します。この例を試行するには、次の XML コードを UnknownAttributes.xml という名前のファイルに貼り付けます。
<?xml version="1.0" encoding="utf-8"?> <Group xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" GroupType = 'Technical' GroupNumber = '42' GroupBase = 'Red'> <GroupName>MyGroup</GroupName> </Group>
Imports System Imports System.IO Imports System.Xml.Serialization Imports System.Xml Imports System.Xml.Schema Imports Microsoft.VisualBasic Public Class Group Public GroupName As String End Class Public Class Test Shared Sub Main() Dim t As Test = new Test() ' Deserialize the file containing unknown elements. t.DeserializeObject("UnknownAttributes.xml") End Sub Private Sub Serializer_UnknownAttribute _ (sender As Object , e As XmlAttributeEventArgs) Console.WriteLine("Unknown Attribute") Console.WriteLine(ControlChars.Tab & e.Attr.Name + " " & e.Attr.InnerXml) Console.WriteLine(ControlChars.Tab & e.LineNumber & ":" & e.LineNumber) Console.WriteLine(ControlChars.Tab & e.LinePosition & ":" & e.LinePosition) Dim x As Group = CType( e.ObjectBeingDeserialized, Group) Console.WriteLine (x.GroupName) Console.WriteLine (sender.ToString()) End Sub Private Sub DeserializeObject(filename As String) Dim ser As XmlSerializer = new XmlSerializer(GetType(Group)) ' Add a delegate to handle unknown element events. AddHandler ser.UnknownAttribute, _ AddressOf Serializer_UnknownAttribute ' A FileStream is needed to read the XML document. Dim fs As FileStream = new FileStream(filename, FileMode.Open) Dim g As Group = CType(ser.Deserialize(fs) ,Group) fs.Close() End Sub End Class
using System; using System.IO; using System.Xml.Serialization; using System.Xml; using System.Xml.Schema; public class Group{ public string GroupName; } public class Test{ static void Main(){ Test t = new Test(); // Deserialize the file containing unknown elements. t.DeserializeObject("UnknownAttributes.xml"); } private void Serializer_UnknownAttribute(object sender, XmlAttributeEventArgs e){ Console.WriteLine("Unknown Attribute"); Console.WriteLine("\t" + e.Attr.Name + " " + e.Attr.InnerXml); Console.WriteLine("\t LineNumber: " + e.LineNumber); Console.WriteLine("\t LinePosition: " + e.LinePosition); Group x = (Group) e.ObjectBeingDeserialized; Console.WriteLine (x.GroupName); Console.WriteLine (sender.ToString()); } private void DeserializeObject(string filename){ XmlSerializer ser = new XmlSerializer(typeof(Group)); // Add a delegate to handle unknown element events. ser.UnknownAttribute+=new XmlAttributeEventHandler(Serializer_UnknownAttribute); // A FileStream is needed to read the XML document. FileStream fs = new FileStream(filename, FileMode.Open); Group g = (Group) ser.Deserialize(fs); fs.Close(); } }
#using <System.Xml.dll> #using <System.dll> using namespace System; using namespace System::IO; using namespace System::Xml::Serialization; using namespace System::Xml; using namespace System::Xml::Schema; public ref class Group { public: String^ GroupName; }; public ref class Test { public: static void main() { Test^ t = gcnew Test; // Deserialize the file containing unknown elements. t->DeserializeObject( "UnknownAttributes.xml" ); } private: void Serializer_UnknownAttribute( Object^ sender, XmlAttributeEventArgs^ e ) { Console::WriteLine( "Unknown Attribute" ); Console::WriteLine( "\t{0} {1}", e->Attr->Name, e->Attr->InnerXml ); Console::WriteLine( "\t LineNumber: {0}", e->LineNumber ); Console::WriteLine( "\t LinePosition: {0}", e->LinePosition ); Group^ x = dynamic_cast<Group^>(e->ObjectBeingDeserialized); Console::WriteLine( x->GroupName ); Console::WriteLine( sender ); } void DeserializeObject( String^ filename ) { XmlSerializer^ ser = gcnew XmlSerializer( Group::typeid ); // Add a delegate to handle unknown element events. ser->UnknownAttribute += gcnew XmlAttributeEventHandler( this, &Test::Serializer_UnknownAttribute ); // A FileStream is needed to read the XML document. FileStream^ fs = gcnew FileStream( filename,FileMode::Open ); Group^ g = dynamic_cast<Group^>(ser->Deserialize( fs )); fs->Close(); } }; int main() { Test::main(); }
import System.*; import System.IO.*; import System.Xml.Serialization.*; import System.Xml.*; import System.Xml.Schema.*; public class Group { public String groupName; } //Group public class Test { public static void main(String[] args) { Test t = new Test(); // Deserialize the file containing unknown elements. t.DeserializeObject("UnknownAttributes.xml"); } //main private void Serializer_UnknownAttribute(Object sender, XmlAttributeEventArgs e) { Console.WriteLine("Unknown Attribute"); Console.WriteLine("\t" + e.get_Attr().get_Name() + " " + e.get_Attr().get_InnerXml()); Console.WriteLine("\t LineNumber: " + e.get_LineNumber()); Console.WriteLine("\t LinePosition: " + e.get_LinePosition()); Group x = (Group)e.get_ObjectBeingDeserialized(); Console.WriteLine(x.groupName); Console.WriteLine(sender.ToString()); } //Serializer_UnknownAttribute private void DeserializeObject(String filename) { XmlSerializer ser = new XmlSerializer(Group.class.ToType()); // Add a delegate to handle unknown element events. ser.add_UnknownAttribute(new XmlAttributeEventHandler (Serializer_UnknownAttribute)); // A FileStream is needed to read the XML document. FileStream fs = new FileStream(filename, FileMode.Open); Group g = (Group)ser.Deserialize(fs); fs.Close(); } //DeserializeObject } //Test

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