public CallbackItem(ManagementThreadControllerCallback callback)
{
Contract.Requires(callback != null);
_callback = callback;
_startTimeMs = ManagementThreadController.GetTimestamp();
}
private static void InitSingleton()
{
if (_instance == null)
{
lock (_syncObject)
{
if (_instance == null)
{
_instance = new ManagementThreadController();
}
}
}
}
