Procedura: esportare metadati dagli endpoint del servizio
In questo argomento viene illustrato come esportare metadati da endpoint del servizio.
Per esportare metadati dagli endpoint del servizio
Creare un nuovo progetto di applicazione console in Visual Studio. Aggiungere il codice illustrato nei passaggi seguenti al file Program.cs generato all'interno del metodo main().
Creare un oggetto WsdlExporter.
WsdlExporter exporter = new WsdlExporter();
Dim exporter As New WsdlExporter()
Impostare la proprietà PolicyVersion su uno dei valori dell'enumerazione PolicyVersion. In questo esempio il valore viene impostato su Policy15, che corrisponde a WS-Policy 1.5.
exporter.PolicyVersion = PolicyVersion.Policy15;
exporter.PolicyVersion = PolicyVersion.Policy15
Creare una matrice di oggetti ServiceEndpoint.
ServiceEndpoint [] myServiceEndpoints = new ServiceEndpoint[2]; ContractDescription myDescription = new ContractDescription ("myContract"); myServiceEndpoints[0] = new ServiceEndpoint(myDescription,new BasicHttpBinding(),new EndpointAddress("http://localhost/myservice")); myServiceEndpoints[1] = new ServiceEndpoint(myDescription,new BasicHttpBinding(),new EndpointAddress("http://localhost/myservice"));
Dim myServiceEndpoints() As ServiceEndpoint = New ServiceEndpoint(1) {} Dim myDescription As New ContractDescription("myContract") myServiceEndpoints(0) = New ServiceEndpoint(myDescription, New BasicHttpBinding(), New EndpointAddress("http://localhost/myservice")) myServiceEndpoints(1) = New ServiceEndpoint(myDescription, New BasicHttpBinding(), New EndpointAddress("http://localhost/myservice"))
Esportare i metadati per ogni endpoint del servizio
// Export all endpoints for each endpoint in collection. foreach (ServiceEndpoint endpoint in myServiceEndpoints) { exporter.ExportEndpoint(endpoint); }
'Export all endpoints for each endpoint in collection. For Each endpoint As ServiceEndpoint In myServiceEndpoints exporter.ExportEndpoint(endpoint) Next
Controllare che non si siano verificati errori durante il processo di esportazione e recuperare i metadati.
// If there are no errors, get the documents. MetadataSet metadataDocs = null; if (exporter.Errors.Count != 0) { metadataDocs = exporter.GetGeneratedMetadata(); }
'If there are no errors, get the documents. Dim metadataDocs As MetadataSet metadataDocs = Nothing If (exporter.Errors.Count = 0) Then metadataDocs = exporter.GetGeneratedMetadata() End If
È ora possibile usare i metadati, ad esempio scrivendoli in un file mediante il metodo WriteTo(XmlWriter).
Esempio
Di seguito è riportato il codice completo per questo esempio.
using System;
using System.ServiceModel;
using System.ServiceModel.Description;
namespace WsdlExporterSample
{
class Program
{
static void Main(string[] args)
{
WsdlExporter exporter = new WsdlExporter();
exporter.PolicyVersion = PolicyVersion.Policy15;
ServiceEndpoint [] myServiceEndpoints = new ServiceEndpoint[2];
ContractDescription myDescription = new ContractDescription ("myContract");
myServiceEndpoints[0] = new ServiceEndpoint(myDescription,new BasicHttpBinding(),new EndpointAddress("http://localhost/myservice"));
myServiceEndpoints[1] = new ServiceEndpoint(myDescription,new BasicHttpBinding(),new EndpointAddress("http://localhost/myservice"));
// Export all endpoints for each endpoint in collection.
foreach (ServiceEndpoint endpoint in myServiceEndpoints)
{
exporter.ExportEndpoint(endpoint);
}
// If there are no errors, get the documents.
MetadataSet metadataDocs = null;
if (exporter.Errors.Count != 0)
{
metadataDocs = exporter.GetGeneratedMetadata();
}
}
}
}
Imports System.ServiceModel
Imports System.ServiceModel.Description
Module Module1
Sub Main()
Dim exporter As New WsdlExporter()
exporter.PolicyVersion = PolicyVersion.Policy15
Dim myServiceEndpoints() As ServiceEndpoint = New ServiceEndpoint(1) {}
Dim myDescription As New ContractDescription("myContract")
myServiceEndpoints(0) = New ServiceEndpoint(myDescription, New BasicHttpBinding(), New EndpointAddress("http://localhost/myservice"))
myServiceEndpoints(1) = New ServiceEndpoint(myDescription, New BasicHttpBinding(), New EndpointAddress("http://localhost/myservice"))
'Export all endpoints for each endpoint in collection.
For Each endpoint As ServiceEndpoint In myServiceEndpoints
exporter.ExportEndpoint(endpoint)
Next
'If there are no errors, get the documents.
Dim metadataDocs As MetadataSet
metadataDocs = Nothing
If (exporter.Errors.Count = 0) Then
metadataDocs = exporter.GetGeneratedMetadata()
End If
End Sub
End Module
Compilazione del codice
Durante la compilazione di Program.cs fare riferimento a System.ServiceModel.dll.