Opc.Ua.Server.SubscriptionManager.Shutdown C# (CSharp) Method

        public virtual void Shutdown()
        {
            lock (m_lock)
            {                
                // stop the publishing thread.
                m_shutdownEvent.Set();
                m_publishingThread = null;

                // dispose of publish queues.
                foreach (SessionPublishQueue queue in m_publishQueues.Values)
                {
                    queue.Dispose();
                }

                m_publishQueues.Clear();

                // dispose of subscriptions objects.
                foreach (Subscription subscription in m_subscriptions.Values)
                {
                    subscription.Dispose();
                }

                m_subscriptions.Clear();
            }
        }