SoapAttributeAttribute.DataType Propiedad

public:
 property System::String ^ DataType { System::String ^ get(); void set(System::String ^ value); };

public string DataType { get; set; }

member this.DataType : string with get, set

Public Property DataType As String

Valor de propiedad

String

Un tipo de datos de esquema XML.

Excepciones

Ejemplos

En el ejemplo siguiente se serializa una clase que contiene varios campos a los que se aplica .SoapAttributeAttribute La DataType propiedad se establece para los GroupNumber campos y Today .

#using <System.dll>
#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Text;
using namespace System::Xml;
using namespace System::Xml::Serialization;
using namespace System::Xml::Schema;

//using namespace System::Runtime::Remoting::Metadata;
public ref class Vehicle
{
public:
   String^ licenseNumber;
};


[SoapInclude(Vehicle::typeid)]
public ref class Group
{
public:

   [SoapAttributeAttribute(Namespace="http://www.cpandl.com")]
   String^ GroupName;

   [SoapAttributeAttribute(DataType="base64Binary")]
   array<Byte>^GroupNumber;

   [SoapAttributeAttribute(DataType="date",AttributeName="CreationDate")]
   DateTime Today;

   [SoapElement(DataType="nonNegativeInteger",ElementName="PosInt")]
   String^ PostitiveInt;
   Vehicle^ GroupVehicle;
};

public ref class Run
{
public:
   void SerializeObject( String^ filename )
   {
      // Create an instance of the XmlSerializer class that
      // can generate encoded SOAP messages.
      XmlSerializer^ mySerializer = ReturnSOAPSerializer();
      Group^ myGroup = MakeGroup();

      // Writing the file requires a TextWriter.
      XmlTextWriter^ writer = gcnew XmlTextWriter( filename,Encoding::UTF8 );
      writer->Formatting = Formatting::Indented;
      writer->WriteStartElement( "wrapper" );

      // Serialize the class, and close the TextWriter.
      mySerializer->Serialize( writer, myGroup );
      writer->WriteEndElement();
      writer->Close();
   }


private:
   Group^ MakeGroup()
   {
      // Create an instance of the class that will be serialized.
      Group^ myGroup = gcnew Group;

      // Set the Object* properties.
      myGroup->GroupName = ".NET";
      array<Byte>^hexByte = {Convert::ToByte( 100 ),Convert::ToByte( 50 )};
      myGroup->GroupNumber = hexByte;
      DateTime myDate = DateTime(2002,5,2);
      myGroup->Today = myDate;
      myGroup->PostitiveInt = "10000";
      myGroup->GroupVehicle = gcnew Vehicle;
      myGroup->GroupVehicle->licenseNumber = "1234";
      return myGroup;
   }

public:
   void DeserializeObject( String^ filename )
   {
      // Create an instance of the XmlSerializer class that
      // can generate encoded SOAP messages.
      XmlSerializer^ mySerializer = ReturnSOAPSerializer();

      // Reading the file requires an  XmlTextReader.
      XmlTextReader^ reader = gcnew XmlTextReader( filename );
      reader->ReadStartElement( "wrapper" );

      // Deserialize and cast the Object*.
      Group^ myGroup;
      myGroup = safe_cast<Group^>(mySerializer->Deserialize( reader ));
      reader->ReadEndElement();
      reader->Close();
   }

private:
   XmlSerializer^ ReturnSOAPSerializer()
   {
      
      // Create an instance of the XmlSerializer class.
      XmlTypeMapping^ myMapping = (gcnew SoapReflectionImporter)->ImportTypeMapping( Group::typeid );
      return gcnew XmlSerializer( myMapping );
   }
};

int main()
{
   Run^ test = gcnew Run;
   test->SerializeObject( "SoapAtts.xml" );
   test->DeserializeObject( "SoapAtts.xml" );
}

using System;
using System.IO;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
using System.Xml.Schema;

[SoapInclude(typeof(Vehicle))]
public class Group
{
   [SoapAttribute (Namespace = "http://www.cpandl.com")]
   public string GroupName;

   [SoapAttribute(DataType = "base64Binary")]
   public Byte [] GroupNumber;

   [SoapAttribute(DataType = "date", AttributeName = "CreationDate")]
   public DateTime Today;
   [SoapElement(DataType = "nonNegativeInteger", ElementName = "PosInt")]
   public string PostitiveInt;

   public Vehicle GroupVehicle;
}

public class Vehicle
{
   public string licenseNumber;
}

public class Run
{
   public static void Main()
   {
      Run test = new Run();
      test.SerializeObject("SoapAtts.xml");
      test.DeserializeObject("SoapAtts.xml");
   }
   public void SerializeObject(string filename)
   {
      // Create an instance of the XmlSerializer class that
      // can generate encoded SOAP messages.
      XmlSerializer mySerializer =  ReturnSOAPSerializer();

      Group myGroup=MakeGroup();
      // Writing the file requires a TextWriter.
      XmlTextWriter writer =
      new XmlTextWriter(filename, Encoding.UTF8);
      writer.Formatting = Formatting.Indented;
      writer.WriteStartElement("wrapper");
      // Serialize the class, and close the TextWriter.
      mySerializer.Serialize(writer, myGroup);
      writer.WriteEndElement();
      writer.Close();
   }

   private Group MakeGroup(){
      // Create an instance of the class that will be serialized.
      Group myGroup = new Group();

      // Set the object properties.
      myGroup.GroupName = ".NET";

      Byte [] hexByte = new Byte[2]{Convert.ToByte(100),
      Convert.ToByte(50)};
      myGroup.GroupNumber = hexByte;

      DateTime myDate = new DateTime(2002,5,2);
      myGroup.Today = myDate;
      myGroup.PostitiveInt= "10000";
      myGroup.GroupVehicle = new Vehicle();
      myGroup.GroupVehicle.licenseNumber="1234";
      return myGroup;
   }   	

   public void DeserializeObject(string filename)
   {
      // Create an instance of the XmlSerializer class that
      // can generate encoded SOAP messages.
      XmlSerializer mySerializer =  ReturnSOAPSerializer();

      // Reading the file requires an  XmlTextReader.
      XmlTextReader reader=
      new XmlTextReader(filename);
      reader.ReadStartElement("wrapper");

      // Deserialize and cast the object.
      Group myGroup;
      myGroup = (Group) mySerializer.Deserialize(reader);
      reader.ReadEndElement();
      reader.Close();
   }

   private XmlSerializer ReturnSOAPSerializer(){
      // Create an instance of the XmlSerializer class.
      XmlTypeMapping myMapping =
      (new SoapReflectionImporter().ImportTypeMapping
      (typeof(Group)));
       return new XmlSerializer(myMapping);
   }
}

Imports System.IO
Imports System.Text
Imports System.Xml
Imports System.Xml.Serialization
Imports System.Xml.Schema

<SoapInclude(GetType(Vehicle))> _
Public Class Group

   <SoapAttribute (Namespace:= "http:'www.cpandl.com")> _
   Public GroupName As String    
   <SoapAttribute(DataType:= "base64Binary")> _
   Public GroupNumber() As  Byte 

   <SoapAttribute(DataType:= "date", AttributeName:= "CreationDate")> _
   Public Today As DateTime 
   <SoapElement(DataType:= "nonNegativeInteger", _
   ElementName:= "PosInt")> _
   Public PostitiveInt As String 

   Public GroupVehicle As Vehicle 
End Class
  
Public Class Vehicle
   Public licenseNumber As String 
End Class

Public Class Run

   Shared Sub Main()
   
      Dim test As Run = New Run()
      test.SerializeObject("SoapAtts.xml")
      test.DeserializeObject("SoapAtts.xml")
   End Sub
   
   Public Sub SerializeObject(filename As String)
   
      ' Create an instance of the XmlSerializer Class that
      ' can generate encoded SOAP messages.
      Dim mySerializer As XmlSerializer  =  ReturnSOAPSerializer()

      Dim myGroup As Group = MakeGroup()
      ' Writing the file requires a TextWriter.
      Dim writer As XmlTextWriter = _
      New XmlTextWriter(filename, Encoding.UTF8)
      writer.Formatting = Formatting.Indented
      writer.WriteStartElement("wrapper")
      ' Serialize the Class, and close the TextWriter.
      mySerializer.Serialize(writer, myGroup)
      writer.WriteEndElement()
      writer.Close()
   End Sub

   Private Function MakeGroup() As Group 
      ' Create an instance of the Class that will be serialized.
      Dim myGroup As Group = New Group()

      ' Set the object properties.
      myGroup.GroupName = ".NET"

      Dim hexByte() As Byte= New Byte(1){Convert.ToByte(100), _
      Convert.ToByte(50)}
      myGroup.GroupNumber = hexByte

      Dim myDate As DateTime = New DateTime(2002,5,2)
      myGroup.Today = myDate
      myGroup.PostitiveInt= "10000"
      myGroup.GroupVehicle = New Vehicle()
      myGroup.GroupVehicle.licenseNumber="1234"
      return myGroup
   End Function   	

   Public Sub DeserializeObject(filename As String)
      ' Create an instance of the XmlSerializer Class that
      ' can generate encoded SOAP messages.
      Dim mySerializer As XmlSerializer =  ReturnSOAPSerializer()

      ' Reading the file requires an  XmlTextReader.
      Dim reader As XmlTextReader = _
      New XmlTextReader(filename)
      reader.ReadStartElement("wrapper")

      ' Deserialize and cast the object.
      Dim myGroup As Group 
      myGroup = _
      CType(mySerializer.Deserialize(reader), Group)
      reader.ReadEndElement()
      reader.Close()

   End Sub
   
   private Function ReturnSOAPSerializer() As XmlSerializer 
      ' Create an instance of the XmlSerializer Class.
      Dim myMapping As XmlTypeMapping = _
      (New SoapReflectionImporter().ImportTypeMapping _
      (GetType(Group)))
       return New XmlSerializer(myMapping)
   End Function
End Class

Comentarios

En la tabla siguiente se enumeran los tipos de datos simples de esquema XML con their.NET equivalentes.

Para los tipos de datos y esquema base64Binary XML, use una matriz de Byte estructuras y aplique un SoapAttributeAttribute con el DataType establecido en "base64Binary" o "hexBinary", según hexBinary corresponda. Para los tipos de datos y date esquema time XML, use el DateTime tipo y aplique con SoapAttributeAttribute el DataType establecido en "fecha" o "hora".

Para cada tipo de datos de esquema XML asignado a una cadena, aplique con SoapAttributeAttribute su DataType propiedad establecida en el tipo de datos esquema XML. Tenga en cuenta que esto no cambia el formato de serialización, solo el esquema del miembro.

Para obtener más información sobre los tipos de datos de esquema XML, vea el documento World Wide Consortium denominado Esquema XML Parte 2: Tipos de datos](https://www.w3.org/TR/xmlschema-2/).

Se aplica a