Opc.Ua.Server.StandardServer.InitializeServiceHosts C# (CSharp) Method

        protected override IList<ServiceHost> InitializeServiceHosts(
            ApplicationConfiguration          configuration, 
            BindingFactory                    bindingFactory,
            out ApplicationDescription        serverDescription,
            out EndpointDescriptionCollection endpoints)
        {
            serverDescription = null;
            endpoints = null;

            Dictionary<string,ServiceHost> hosts = new Dictionary<string,ServiceHost>();

            // ensure at least one security policy exists.
            if (configuration.ServerConfiguration.SecurityPolicies.Count == 0)
            {                   
                configuration.ServerConfiguration.SecurityPolicies.Add(new ServerSecurityPolicy());
            }
            
            // ensure at least one user token policy exists.
            if (configuration.ServerConfiguration.UserTokenPolicies.Count == 0)
            {                   
                UserTokenPolicy userTokenPolicy = new UserTokenPolicy();
                
                userTokenPolicy.TokenType = UserTokenType.Anonymous;
                userTokenPolicy.PolicyId  = userTokenPolicy.TokenType.ToString();

                configuration.ServerConfiguration.UserTokenPolicies.Add(userTokenPolicy);
            }

            // set server description.
            serverDescription = new ApplicationDescription();

            serverDescription.ApplicationUri = configuration.ApplicationUri;
            serverDescription.ApplicationName = configuration.ApplicationName;
            serverDescription.ApplicationType = configuration.ApplicationType;
            serverDescription.ProductUri = configuration.ProductUri;
            serverDescription.DiscoveryUrls = GetDiscoveryUrls();
                          
            endpoints = new EndpointDescriptionCollection();
            IList<EndpointDescription> endpointsForHost = null;

            // create hosts for protocols that require one endpoints per security policy
            foreach (ServerSecurityPolicy securityPolicy in configuration.ServerConfiguration.SecurityPolicies)
            {
                endpointsForHost = CreateSinglePolicyServiceHost(
                    hosts,
                    configuration,
                    bindingFactory, 
                    configuration.ServerConfiguration.BaseAddresses, 
                    serverDescription,
                    securityPolicy.SecurityMode, 
                    securityPolicy.SecurityPolicyUri,
                    String.Empty);

                for (int ii = 0; ii < endpointsForHost.Count; ii++)
                {
                    endpointsForHost[ii].SecurityLevel = securityPolicy.SecurityLevel;
                }

                endpoints.AddRange(endpointsForHost);
            }

            // create UA TCP host.
            endpointsForHost = CreateUaTcpServiceHost(
                hosts,
                configuration,
                bindingFactory,
                configuration.ServerConfiguration.BaseAddresses,
                serverDescription,
                configuration.ServerConfiguration.SecurityPolicies);

            endpoints.InsertRange(0, endpointsForHost);

            // create HTTPS host.
            endpointsForHost = CreateHttpsServiceHost(
                hosts,
                configuration,
                bindingFactory, 
                configuration.ServerConfiguration.BaseAddresses, 
                serverDescription,
                configuration.ServerConfiguration.SecurityPolicies);

            endpoints.AddRange(endpointsForHost);

            return new List<ServiceHost>(hosts.Values);
        }