ISponsor.Renewal(ILease) Metod

Definition

Namnområde:
System.Runtime.Remoting.Lifetime
Sammansättning:
mscorlib.dll

Begär att en sponsrande klient förnyar lånet för det angivna objektet.

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

Parametrar

lease
ILease

Livslängden för objektet som kräver förnyelse av lån.

Returer

TimeSpan

Ytterligare lånetid för det angivna objektet.

Attribut
SecurityCriticalAttribute

Undantag

SecurityException

Den omedelbara anroparen anropar anropet via en referens till gränssnittet och har inte infrastrukturbehörighet.

Exempel

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

Kommentarer

Metoden Renewal anropas av den distribuerade skräpinsamlaren för att förnya lånet för det angivna objektet.

Gäller för