ClientSponsor.InitializeLifetimeService Method

Reference

Definition

Namespace:: System.Runtime.Remoting.Lifetime

Assembly:: mscorlib.dll

Important

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Initializes a new instance of ClientSponsor, providing a lease for the current object.

public:
 override System::Object ^ InitializeLifetimeService();

public override object InitializeLifetimeService ();

[System.Security.SecurityCritical]
public override object InitializeLifetimeService ();

override this.InitializeLifetimeService : unit -> obj

[<System.Security.SecurityCritical>]
override this.InitializeLifetimeService : unit -> obj

Public Overrides Function InitializeLifetimeService () As Object

Returns

Object

An ILease for the current object.

Attributes: SecurityCriticalAttribute

Examples

int main()
{
   // Register a channel.
   TcpChannel^ myChannel = gcnew TcpChannel;
   ChannelServices::RegisterChannel( myChannel );
   RemotingConfiguration::RegisterActivatedClientType(
      RemotingSamples::HelloService::typeid, "tcp://localhost:8085/" );
   
   // Get the remote Object*.
   RemotingSamples::HelloService ^ myService = gcnew RemotingSamples::HelloService;
   
   // Get a sponsor for renewal of time.
   ClientSponsor^ mySponsor = gcnew ClientSponsor;
   
   // Register the service with sponsor.
   mySponsor->Register( myService );
   
   // Set renewaltime.
   mySponsor->RenewalTime = TimeSpan::FromMinutes( 2 );
   
   // Renew the lease.
   ILease^ myLease = dynamic_cast<ILease^>(mySponsor->InitializeLifetimeService());
   TimeSpan myTime = mySponsor->Renewal( myLease );
   Console::WriteLine( "Renewed time in minutes is {0}", myTime.Minutes );
   
   // Call the remote method.
   Console::WriteLine( myService->HelloMethod( "World" ) );
   
   // Unregister the channel.
   mySponsor->Unregister( myService );
   mySponsor->Close();
}

class HelloClient
{
    static void Main()
   {
      // Register a channel.
      TcpChannel myChannel = new TcpChannel ();
      ChannelServices.RegisterChannel(myChannel);
      RemotingConfiguration.RegisterActivatedClientType(
                             typeof(HelloService),"tcp://localhost:8085/");

      // Get the remote object.
      HelloService myService = new HelloService();

      // Get a sponsor for renewal of time.
      ClientSponsor mySponsor = new ClientSponsor();

      // Register the service with sponsor.
      mySponsor.Register(myService);

      // Set renewaltime.
      mySponsor.RenewalTime = TimeSpan.FromMinutes(2);

      // Renew the lease.
      ILease myLease = (ILease)mySponsor.InitializeLifetimeService();
      TimeSpan myTime = mySponsor.Renewal(myLease);
      Console.WriteLine("Renewed time in minutes is " + myTime.Minutes.ToString());

      // Call the remote method.
      Console.WriteLine(myService.HelloMethod("World"));

      // Unregister the channel.
      mySponsor.Unregister(myService);
      mySponsor.Close();
   }
}

Class HelloClient

   Shared Sub Main()
      ' Register a channel.
      Dim myChannel As New TcpChannel()
      ChannelServices.RegisterChannel(myChannel)
      RemotingConfiguration.RegisterActivatedClientType( _
                  GetType(HelloService), "tcp://localhost:8085")

      ' Get the remote object.
      Dim myService As New HelloService()

      ' Get a sponsor for renewal of time.
      Dim mySponsor As New ClientSponsor()

      ' Register the service with sponsor.
      mySponsor.Register(myService)

      ' Set renewaltime.
      mySponsor.RenewalTime = TimeSpan.FromMinutes(2)

      ' Renew the lease.
      Dim myLease As ILease = CType(mySponsor.InitializeLifetimeService(), ILease)
      Dim myTime As TimeSpan = mySponsor.Renewal(myLease)
      Console.WriteLine("Renewed time in minutes is " & myTime.Minutes)

      ' Call the remote method.
      Console.WriteLine(myService.HelloMethod("World"))

      ' Unregister the channel.
      mySponsor.Unregister(myService)
      mySponsor.Close()
   End Sub
End Class

Remarks

For more information, see MarshalByRefObject.InitializeLifetimeService.

Applies to

Dela via