DiscoveryReference.Resolve Méthode
Définition
Important
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Indique si le document référencé est valide.
Surcharges
Resolve() |
Télécharge le document référencé à partir de Url afin de savoir s'il est valide. |
Resolve(String, Stream) |
Indique si le document référencé est valide. |
Resolve()
Télécharge le document référencé à partir de Url afin de savoir s'il est valide.
public:
void Resolve();
public void Resolve ();
member this.Resolve : unit -> unit
Public Sub Resolve ()
Exceptions
La propriété ClientProtocol a la valeur null
.
Exemples
#using <System.dll>
#using <System.Xml.dll>
#using <System.Web.Services.dll>
using namespace System;
using namespace System::IO;
using namespace System::Web::Services::Discovery;
using namespace System::Net;
// Class derived from DiscoveryReference class and overriding its members.
ref class MyDiscoveryReferenceClass: public DiscoveryReference
{
private:
String^ myDocumentUrl;
public:
property String^ DefaultFilename
{
virtual String^ get() override
{
return "dataservice.disco";
}
}
virtual Object^ ReadDocument( Stream^ stream ) override
{
return stream;
}
void Resolve()
{
try
{
DiscoveryDocument^ myDiscoveryRefDocument;
myDiscoveryRefDocument = __super::ClientProtocol->Discover( Url );
}
catch ( Exception^ e )
{
throw e;
}
}
protected:
virtual void Resolve( String^ contentType, Stream^ stream ) override {}
public:
property String^ Url
{
virtual String^ get() override
{
return myDocumentUrl;
}
virtual void set( String^ value ) override
{
myDocumentUrl = value;
}
}
virtual void WriteDocument( Object^ document, System::IO::Stream^ stream ) override
{
DiscoveryDocument^ myDiscoveryDocument = dynamic_cast<DiscoveryDocument^>(document);
myDiscoveryDocument->Write( stream );
}
};
int main()
{
DiscoveryDocument^ myDiscoveryDocument;
StreamReader^ myStreamReader = gcnew StreamReader( "c:\\Inetpub\\wwwroot\\dataservice.disco" );
FileStream^ myStream = gcnew FileStream( "C:\\MyDiscovery.disco",FileMode::OpenOrCreate );
Console::WriteLine( "Demonstrating Discovery Reference class." );
// Read discovery file.
myDiscoveryDocument = DiscoveryDocument::Read( myStreamReader );
// Variable of type DiscoveryReference class defined.
MyDiscoveryReferenceClass^ myDiscoveryReference;
myDiscoveryReference = gcnew MyDiscoveryReferenceClass;
DiscoveryClientProtocol^ myDiscoveryClientProtocol = gcnew DiscoveryClientProtocol;
myDiscoveryClientProtocol->Credentials = CredentialCache::DefaultCredentials;
// Set client protocol.
myDiscoveryReference->ClientProtocol = myDiscoveryClientProtocol;
// Read the default file name.
Console::WriteLine( "Default file name is: {0}", myDiscoveryReference->DefaultFilename );
// Write the document.
myDiscoveryReference->WriteDocument( myDiscoveryDocument, myStream );
// Read the document.
myDiscoveryReference->ReadDocument( myStream );
// Set the URL.
myDiscoveryReference->Url = "http://localhost/dataservice.disco";
Console::WriteLine( "Url is: {0}", myDiscoveryReference->Url );
// Resolve the URL.
myDiscoveryReference->Resolve();
myStreamReader->Close();
myStream->Close();
}
using System;
using System.IO;
using System.Web.Services.Discovery;
using System.Net;
class MyDiscoveryDocumentClass
{
static void Main()
{
DiscoveryDocument myDiscoveryDocument;
StreamReader myStreamReader =
new StreamReader("c:\\Inetpub\\wwwroot\\dataservice.disco");
FileStream myStream =
new FileStream("C:\\MyDiscovery.disco",FileMode.OpenOrCreate);
Console.WriteLine("Demonstrating Discovery Reference class.");
// Read discovery file.
myDiscoveryDocument = DiscoveryDocument.Read(myStreamReader);
// Variable of type DiscoveryReference class defined.
MyDiscoveryReferenceClass myDiscoveryReference;
myDiscoveryReference = new MyDiscoveryReferenceClass();
DiscoveryClientProtocol myDiscoveryClientProtocol =
new DiscoveryClientProtocol();
myDiscoveryClientProtocol.Credentials =
CredentialCache.DefaultCredentials;
// Set client protocol.
myDiscoveryReference.ClientProtocol = myDiscoveryClientProtocol;
// Read the default file name.
Console.WriteLine("Default file name is: " + myDiscoveryReference.DefaultFilename);
// Write the document.
myDiscoveryReference.WriteDocument(myDiscoveryDocument,myStream);
// Read the document.
myDiscoveryReference.ReadDocument(myStream);
// Set the URL.
myDiscoveryReference.Url = "http://localhost/dataservice.disco";
Console.WriteLine("Url is: " + myDiscoveryReference.Url);
// Resolve the URL.
myDiscoveryReference.Resolve();
myStreamReader.Close();
myStream.Close();
}
}
// Class derived from DiscoveryReference class and overriding its members.
class MyDiscoveryReferenceClass : DiscoveryReference
{
private string myDocumentUrl;
public override string DefaultFilename
{
get
{
return "dataservice.disco";
}
}
public override object ReadDocument(Stream stream)
{
return stream;
}
public new void Resolve()
{
try
{
DiscoveryDocument myDiscoveryRefDocument;
myDiscoveryRefDocument = base.ClientProtocol.Discover(Url);
}
catch (Exception e)
{
throw(e);
}
}
protected override void Resolve(string contentType, Stream stream) {}
public override string Url
{
get
{
return myDocumentUrl;
}
set
{
myDocumentUrl = value;
}
}
public override void WriteDocument(object document, System.IO.Stream stream)
{
DiscoveryDocument myDiscoveryDocument = (DiscoveryDocument)document;
myDiscoveryDocument.Write(stream);
}
}
Imports System.IO
Imports System.Web.Services.Discovery
Imports System.Net
Class MyDiscoveryDocumentClass
Public Shared Sub Main()
Dim myDiscoveryDocument As DiscoveryDocument
Dim myStreamReader As _
New StreamReader("c:\Inetpub\wwwroot\dataservice.disco")
Dim myStream As _
New FileStream("C:\MyDiscovery.disco", FileMode.OpenOrCreate)
Console.WriteLine("Demonstrating Discovery Reference class.")
' Read discovery file.
myDiscoveryDocument = DiscoveryDocument.Read(myStreamReader)
' Variable of type DiscoveryReference class defined.
Dim myDiscoveryReference As MyDiscoveryReferenceClass
myDiscoveryReference = New MyDiscoveryReferenceClass()
Dim myDiscoveryClientProtocol As New DiscoveryClientProtocol()
myDiscoveryClientProtocol.Credentials = _
CredentialCache.DefaultCredentials
' Set the client protocol.
myDiscoveryReference.ClientProtocol = myDiscoveryClientProtocol
' Read the default file name.
Console.WriteLine("Default file name is : " & _
myDiscoveryReference.DefaultFilename)
' Write the document.
myDiscoveryReference.WriteDocument(myDiscoveryDocument, myStream)
' Read the document.
myDiscoveryReference.ReadDocument(myStream)
' Set the URL.
myDiscoveryReference.Url = "http://localhost/dataservice.disco"
Console.WriteLine("Url is : " & myDiscoveryReference.Url)
' Resolve the URL
myDiscoveryReference.Resolve()
myStreamReader.Close()
myStream.Close()
End Sub
End Class
' Class derived from DiscoveryReference class and overriding its members.
Class MyDiscoveryReferenceClass
Inherits DiscoveryReference
Private myDocumentUrl As String
Public Overrides ReadOnly Property DefaultFilename() As String
Get
Return "dataservice.disco"
End Get
End Property
Public Overrides Function _
ReadDocument(ByVal stream As System.IO.Stream) As Object
Return stream
End Function
Public Overloads Sub Resolve()
Try
Dim myDiscoveryRefDocument As DiscoveryDocument
myDiscoveryRefDocument = MyBase.ClientProtocol.Discover(Url)
Catch e As Exception
Throw e
End Try
End Sub
Protected Overloads Overrides Sub _
Resolve(ByVal contentType As String, ByVal stream As Stream)
End Sub
Public Overrides Property Url() As String
Get
Return myDocumentUrl
End Get
Set(ByVal Value As String)
myDocumentUrl = Value
End Set
End Property
Public Overrides Sub WriteDocument _
(ByVal document As Object, ByVal stream As System.IO.Stream)
Dim myDiscoveryDocument As DiscoveryDocument = _
CType(document, DiscoveryDocument)
myDiscoveryDocument.Write(stream)
End Sub
End Class
Remarques
Télécharge le document référencé, puis appelle le membre surchargé Resolve qui prend un type MIME et un Stream. Si le type MIME et le contenu de stream
la correspondance entre ceux attendus par le type de référence, le contenu d’entre stream
eux est ajouté aux propriétés et Documents aux References propriétés de ClientProtocol.
S’applique à
Resolve(String, Stream)
Indique si le document référencé est valide.
protected public:
abstract void Resolve(System::String ^ contentType, System::IO::Stream ^ stream);
protected internal abstract void Resolve (string contentType, System.IO.Stream stream);
abstract member Resolve : string * System.IO.Stream -> unit
Protected Friend MustOverride Sub Resolve (contentType As String, stream As Stream)
Paramètres
- contentType
- String
Type MIME de stream
.
Remarques
Si le type MIME et le contenu de stream
la correspondance entre ceux attendus par le type de référence, le contenu d’entre stream
eux est ajouté aux propriétés et Documents aux References propriétés de ClientProtocol.