protected void Schedule()
{
if (isScheduled)
{
throw Fx.Exception.AsError(new InvalidOperationException(CommonResources.ActionItemIsAlreadyScheduled));
}
this.isScheduled = true;
if (PartialTrustHelpers.ShouldFlowSecurityContext)
{
this.context = PartialTrustHelpers.CaptureSecurityContextNoIdentityFlow();
}
if (this.context != null)
{
ScheduleCallback(CallbackHelper.InvokeWithContextCallback);
}
else
{
ScheduleCallback(CallbackHelper.InvokeWithoutContextCallback);
}
}
