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ISponsor.Renewal(ILease) Méthode

Définition

Demande à un client d'obtention de sponsor de renouveler le bail de l'objet spécifié.

public:
 TimeSpan Renewal(System::Runtime::Remoting::Lifetime::ILease ^ lease);
public TimeSpan Renewal (System.Runtime.Remoting.Lifetime.ILease lease);
[System.Security.SecurityCritical]
public TimeSpan Renewal (System.Runtime.Remoting.Lifetime.ILease lease);
abstract member Renewal : System.Runtime.Remoting.Lifetime.ILease -> TimeSpan
[<System.Security.SecurityCritical>]
abstract member Renewal : System.Runtime.Remoting.Lifetime.ILease -> TimeSpan
Public Function Renewal (lease As ILease) As TimeSpan

Paramètres

lease
ILease

Bail de durée de vie de l'objet nécessitant un renouvellement de bail.

Retours

TimeSpan

Durée de bail supplémentaire pour l'objet spécifié.

Attributs

Exceptions

L’appelant immédiat effectue l’appel via une référence à l’interface et ne dispose pas d’autorisation d’infrastructure.

Exemples

public ref class MyClientSponsor: public MarshalByRefObject, public ISponsor
{
private:
   DateTime lastRenewal;

public:
   MyClientSponsor()
   {
      lastRenewal = DateTime::Now;
   }

   [SecurityPermissionAttribute(SecurityAction::LinkDemand,Flags=SecurityPermissionFlag::Infrastructure)]
   virtual TimeSpan Renewal( ILease^ /* lease */ )
   {
      Console::WriteLine( "Request to renew the lease time." );
      Console::WriteLine( "Time since last renewal: {0}",
         DateTime::Now - lastRenewal );

      lastRenewal = DateTime::Now;
      return TimeSpan::FromSeconds( 20 );
   }
};
public class MyClientSponsor : MarshalByRefObject, ISponsor
{
   private DateTime lastRenewal;
   public MyClientSponsor()
   {
      lastRenewal = DateTime.Now;
   }

   public TimeSpan Renewal(ILease lease)
   {
      Console.WriteLine("Request to renew the lease time.");
      Console.WriteLine("Time since last renewal: " +
         (DateTime.Now - lastRenewal).ToString());

      lastRenewal = DateTime.Now;
      return TimeSpan.FromSeconds(20);
   }
}
Public Class MyClientSponsor
   Inherits MarshalByRefObject
   Implements ISponsor 
   Private lastRenewal As DateTime
   
   Public Sub New()
      lastRenewal = DateTime.Now
   End Sub
   
   <SecurityPermission(SecurityAction.LinkDemand, Flags := SecurityPermissionFlag.Infrastructure)> _
   Public Function Renewal(lease As ILease) As TimeSpan Implements ISponsor.Renewal
      Console.WriteLine("Request to renew the lease time.")
      Console.WriteLine("Time since last renewal: " + _ 
                      DateTime.op_Subtraction(DateTime.Now, lastRenewal).ToString())
      
      lastRenewal = DateTime.Now
      Return TimeSpan.FromSeconds(20)
   End Function 'Renewal
End Class

Remarques

La Renewal méthode est appelée par le garbage collector distribué pour renouveler le bail de l’objet spécifié.

S’applique à