ServiceDescription.CanRead(XmlReader) Méthode

Définition

Espace de noms:
System.Web.Services.Description
Assembly:
System.Web.Services.dll
Assembly:
System.Web.Services.Description.dll
Paquet:
System.Web.Services.Description v10.0.652802

Obtient une valeur qui indique si un XmlReader fichier WSDL (Web Services Description Language) valide peut être analysé.

public:
 static bool CanRead(System::Xml::XmlReader ^ reader);
public static bool CanRead(System.Xml.XmlReader reader);
static member CanRead : System.Xml.XmlReader -> bool
Public Shared Function CanRead (reader As XmlReader) As Boolean

Paramètres

reader
XmlReader

Élément XmlReader.

Retours

Boolean

true si le XmlSerializer nœud peut reconnaître le nœud sur lequel il XmlReader est positionné ; sinon false.

Exemples

// Creates an Operation for a PortType.
Operation^ CreateOperation( String^ operationName, String^ inputMessage, String^ outputMessage, String^ targetNamespace )
{
   Operation^ myOperation = gcnew Operation;
   myOperation->Name = operationName;
   OperationMessage^ input = dynamic_cast<OperationMessage^>(gcnew OperationInput);
   input->Message = gcnew XmlQualifiedName( inputMessage,targetNamespace );
   OperationMessage^ output = dynamic_cast<OperationMessage^>(gcnew OperationOutput);
   output->Message = gcnew XmlQualifiedName( outputMessage,targetNamespace );
   myOperation->Messages->Add( input );
   myOperation->Messages->Add( output );
   return myOperation;
}

int main()
{
   String^ myWsdlFileName = "MyWsdl_CS.wsdl";
   XmlTextReader^ myReader = gcnew XmlTextReader( myWsdlFileName );
   if ( ServiceDescription::CanRead( myReader ) )
   {
      ServiceDescription^ myDescription = ServiceDescription::Read( myWsdlFileName );

      // Remove the PortType at index 0 of the collection.
      PortTypeCollection^ myPortTypeCollection = myDescription->PortTypes;
      myPortTypeCollection->Remove( myDescription->PortTypes[ 0 ] );

      // Build a new PortType.
      PortType^ myPortType = gcnew PortType;
      myPortType->Name = "Service1Soap";
      Operation^ myOperation = CreateOperation( "Add", "s0:AddSoapIn", "s0:AddSoapOut", "" );
      myPortType->Operations->Add( myOperation );

      // Add a new PortType to the PortType collection of 
      // the ServiceDescription.
      myDescription->PortTypes->Add( myPortType );
      myDescription->Write( "MyOutWsdl.wsdl" );
      Console::WriteLine( "New WSDL file generated successfully." );
   }
   else
   {
      Console::WriteLine( "This file is not a WSDL file." );
   }
}

static void Main()
{
   string myWsdlFileName ="MyWsdl_CS.wsdl";
   XmlTextReader myReader = new XmlTextReader(myWsdlFileName);
   if (ServiceDescription.CanRead(myReader))
   {
      ServiceDescription myDescription =
         ServiceDescription.Read(myWsdlFileName);

      // Remove the PortType at index 0 of the collection.
      PortTypeCollection myPortTypeCollection =
         myDescription.PortTypes;
      myPortTypeCollection.Remove(myDescription.PortTypes[0]);

      // Build a new PortType.
      PortType myPortType = new PortType();
      myPortType.Name = "Service1Soap";
      Operation myOperation =
         CreateOperation("Add","s0:AddSoapIn","s0:AddSoapOut","");
      myPortType.Operations.Add(myOperation);

      // Add a new PortType to the PortType collection of
      // the ServiceDescription.
      myDescription.PortTypes.Add(myPortType);

      myDescription.Write("MyOutWsdl.wsdl");
      Console.WriteLine("New WSDL file generated successfully.");
   }
   else
   {
      Console.WriteLine("This file is not a WSDL file.");
   }
}
// Creates an Operation for a PortType.
public static Operation CreateOperation(string operationName,
   string inputMessage, string outputMessage, string targetNamespace)
{
   Operation myOperation = new Operation();
   myOperation.Name = operationName;
   OperationMessage input = (OperationMessage) new OperationInput();
   input.Message = new XmlQualifiedName(inputMessage,targetNamespace);
   OperationMessage output = (OperationMessage) new OperationOutput();
   output.Message = new XmlQualifiedName(outputMessage,targetNamespace);
   myOperation.Messages.Add(input);
   myOperation.Messages.Add(output);
   return myOperation;
}

Shared Sub Main()
   Dim myWsdlFileName As String = "MyWsdl_VB.wsdl"
   Dim myReader As New XmlTextReader(myWsdlFileName)
   If ServiceDescription.CanRead(myReader) Then
      
      Dim myDescription As ServiceDescription = _
         ServiceDescription.Read(myWsdlFileName)

      ' Remove the PortType at index 0 of the collection.
      Dim myPortTypeCollection As PortTypeCollection = _
         myDescription.PortTypes
      myPortTypeCollection.Remove(myDescription.PortTypes(0))

      ' Build a new PortType.
      Dim myPortType As New PortType()
      myPortType.Name = "Service1Soap"
      Dim myOperation As Operation = _
         CreateOperation("Add", "s0:AddSoapIn", "s0:AddSoapOut", "")
      myPortType.Operations.Add(myOperation)

      ' Add a new PortType to the PortType collection of 
      ' the ServiceDescription.
      myDescription.PortTypes.Add(myPortType)
      
      myDescription.Write("MyOutWsdl.wsdl")
      Console.WriteLine("New WSDL file generated successfully.")
   Else
      Console.WriteLine("This file is not a WSDL file.")
   End If
End Sub
 
' Creates an Operation for a PortType.
Public Shared Function CreateOperation(operationName As String, _
   inputMessage As String, outputMessage As String, _
   targetNamespace As String) As Operation

   Dim myOperation As New Operation()
   myOperation.Name = operationName
   Dim input As OperationMessage = _
      CType(New OperationInput(), OperationMessage)
   input.Message = New XmlQualifiedName(inputMessage, targetNamespace)
   Dim output As OperationMessage = _
      CType(New OperationOutput(), OperationMessage)
   output.Message = New XmlQualifiedName(outputMessage, targetNamespace)
   myOperation.Messages.Add(input)
   myOperation.Messages.Add(output)
   Return myOperation
End Function 'CreateOperation

S’applique à