64 lines
1.4 KiB
C#
64 lines
1.4 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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namespace OpenRA.Network
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{
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public sealed class ConnectionTarget
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{
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readonly DnsEndPoint[] endpoints;
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public ConnectionTarget()
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{
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endpoints = new[] { new DnsEndPoint("invalid", 0) };
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}
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public ConnectionTarget(string host, int port)
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{
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endpoints = new[] { new DnsEndPoint(host, port) };
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}
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public ConnectionTarget(IEnumerable<DnsEndPoint> endpoints)
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{
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this.endpoints = endpoints.ToArray();
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if (this.endpoints.Length == 0)
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throw new ArgumentException("ConnectionTarget must have at least one address.");
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}
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public IEnumerable<IPEndPoint> GetConnectEndPoints()
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{
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return endpoints.SelectMany(e =>
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{
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try
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{
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return Dns.GetHostAddresses(e.Host)
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.Select(a => new IPEndPoint(a, e.Port));
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}
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catch (Exception)
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{
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return Enumerable.Empty<IPEndPoint>();
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}
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}).ToList();
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}
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public override string ToString()
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{
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return endpoints
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.Select(e => $"{e.Host}:{e.Port}")
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.JoinWith("/");
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}
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}
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}
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