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

        public override ResponseHeader FindServers(
            RequestHeader                        requestHeader,
            string                               endpointUrl,
            StringCollection                     localeIds,
            StringCollection                     serverUris,
            out ApplicationDescriptionCollection servers)
        {
            servers = new ApplicationDescriptionCollection();
            
            ValidateRequest(requestHeader);
            
            lock (m_lock)
            {
                // parse the url provided by the client.
                IList<BaseAddress> baseAddresses = BaseAddresses;

                Uri parsedEndpointUrl = Utils.ParseUri(endpointUrl);

                if (parsedEndpointUrl != null)
                {
                    baseAddresses = FilterByEndpointUrl(parsedEndpointUrl, baseAddresses);
                }

                // check if nothing to do.
                if (baseAddresses.Count == 0)
                {
                    servers = new ApplicationDescriptionCollection();
                    return CreateResponse(requestHeader, StatusCodes.Good);
                }

                // build list of unique servers.
                Dictionary<string,ApplicationDescription> uniqueServers = new Dictionary<string,ApplicationDescription>();

                foreach (EndpointDescription description in GetEndpoints())
                {
                    ApplicationDescription server = description.Server;

                    // skip servers that have been processed.
                    if (uniqueServers.ContainsKey(server.ApplicationUri))
                    {
                        continue;
                    }

                    // check client is filtering by server uri.
                    if (serverUris != null && serverUris.Count > 0)
                    {
                        if (!serverUris.Contains(server.ApplicationUri))
                        {
                            continue;
                        }
                    }

                    // localize the application name if requested.
                    LocalizedText applicationName = server.ApplicationName;

                    if (localeIds != null && localeIds.Count > 0)
                    {
                        applicationName = m_serverInternal.ResourceManager.Translate(localeIds, applicationName);
                    }

                    // get the application description.
                    ApplicationDescription application = TranslateApplicationDescription(
                        parsedEndpointUrl,
                        server,
                        baseAddresses,
                        applicationName);

                    uniqueServers.Add(server.ApplicationUri, application);

                    // add to list of servers to return.
                    servers.Add(application);
                }
            }
                            
            return CreateResponse(requestHeader, StatusCodes.Good);
        }