System.Net.NetworkInformation.StringParsingHelpers.ParseActiveUdpListenersFromFiles C# (CSharp) Method

        public static IPEndPoint[] ParseActiveUdpListenersFromFiles(string udp4File, string udp6File)
        {
            if (!File.Exists(udp4File) || !File.Exists(udp6File))
            {
                throw new PlatformNotSupportedException(SR.net_InformationUnavailableOnPlatform);
            }

            string udp4FileContents = File.ReadAllText(udp4File);
            string[] v4connections = udp4FileContents.Split(s_newLineSeparator, StringSplitOptions.RemoveEmptyEntries);

            string udp6FileContents = File.ReadAllText(udp6File);
            string[] v6connections = udp6FileContents.Split(s_newLineSeparator, StringSplitOptions.RemoveEmptyEntries);

            // First line is header in each file.
            IPEndPoint[] endPoints = new IPEndPoint[v4connections.Length + v6connections.Length - 2];
            int index = 0;

            // UDP Connections
            for (int i = 1; i < v4connections.Length; i++) // Skip first line header.
            {
                string line = v4connections[i];
                IPEndPoint endPoint = ParseLocalConnectionInformation(line);
                endPoints[index++] = endPoint;
            }

            // UDP6 Connections
            for (int i = 1; i < v6connections.Length; i++) // Skip first line header.
            {
                string line = v6connections[i];
                IPEndPoint endPoint = ParseLocalConnectionInformation(line);
                endPoints[index++] = endPoint;
            }

            return endPoints;
        }

 public override IPEndPoint[] GetActiveUdpListeners()
 {
     return(StringParsingHelpers.ParseActiveUdpListenersFromFiles(NetworkFiles.Udp4ConnectionsFile, NetworkFiles.Udp6ConnectionsFile));
 }