Opc.Ua.Server.MasterNodeManager.RegisterNamespaceManager C# (CSharp) Method

        public void RegisterNamespaceManager(string namespaceUri, INodeManager nodeManager)
        {
            if (String.IsNullOrEmpty(namespaceUri)) throw new ArgumentNullException("namespaceUri");
            if (nodeManager == null) throw new ArgumentNullException("nodeManager");

            // look up the namespace uri.
            int index = m_server.NamespaceUris.GetIndex(namespaceUri);

            if (index < 0)
            {
                index = m_server.NamespaceUris.Append(namespaceUri);
            }

            // allocate a new table (using arrays instead of collections because lookup efficiency is critical).
            INodeManager[][] namespaceManagers = new INodeManager[m_server.NamespaceUris.Count][];

            lock (m_namespaceManagers)
            {
                // copy existing values.
                for (int ii = 0; ii < m_namespaceManagers.Length; ii++)
                {
                    if (m_namespaceManagers.Length >= ii)
                    {
                        namespaceManagers[ii] = m_namespaceManagers[ii];
                    }
                }

                // allocate a new array for the index being updated.
                INodeManager[] registeredManagers = namespaceManagers[index];

                if (registeredManagers == null)
                {
                    registeredManagers = new INodeManager[1];
                }
                else
                {
                    registeredManagers = new INodeManager[registeredManagers.Length+1];
                    Array.Copy(namespaceManagers[index], registeredManagers, namespaceManagers[index].Length);
                }

                // add new node manager to the end of the list.
                registeredManagers[registeredManagers.Length-1] = nodeManager;
                namespaceManagers[index] = registeredManagers;

                // replace the table.
                m_namespaceManagers = namespaceManagers;
            }
        }