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MarshalByRefObject.InitializeLifetimeService Method ()


Obtains a lifetime service object to control the lifetime policy for this instance.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

Public Overridable Function InitializeLifetimeService As Object

Return Value

Type: System.Object

An object of type ILease used to control the lifetime policy for this instance. This is the current lifetime service object for this instance if one exists; otherwise, a new lifetime service object initialized to the value of the LifetimeServices.LeaseManagerPollTime property.

Exception Condition

The immediate caller does not have infrastructure permission.

For more information about lifetime services, see the LifetimeServices class.

The following code example demonstrates creating a lease.

Public Class LSClass
    Inherits MarshalByRefObject

    <SecurityPermissionAttribute(SecurityAction.Demand, _
                                 Flags:=SecurityPermissionFlag.Infrastructure)> _
    Public Overrides Function InitializeLifetimeService() As Object
        Dim lease As ILease = CType(MyBase.InitializeLifetimeService(), ILease)
        If lease.CurrentState = LeaseState.Initial Then
            lease.InitialLeaseTime = TimeSpan.FromMinutes(1)
            lease.SponsorshipTimeout = TimeSpan.FromMinutes(2)
            lease.RenewOnCallTime = TimeSpan.FromSeconds(2)
        End If
        Return lease
    End Function

    Public Shared Sub Main()  
    ' The main thread processing is here.
    End Sub
End Class


requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

.NET Framework
Available since 1.1
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