| // $Id$ |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| // |
| using System; |
| using System.Net; |
| using System.Net.Sockets; |
| |
| namespace Org.Apache.Etch.Bindings.Csharp.Util |
| { |
| /// <summary> |
| /// Implementation of connection which handles a tcp connection. |
| /// </summary> |
| public class TcpConnection : TcpTransport |
| { |
| public TcpConnection(Socket socket, string uri, Resources resources) |
| : this(socket, new URL(uri), resources) |
| { |
| // nothing to do. |
| } |
| |
| public TcpConnection(Socket socket, URL uri, Resources resources) |
| : base(uri, resources) |
| { |
| if (socket == null) |
| { |
| if (uri.Host == null) |
| throw new ArgumentNullException("host"); |
| host = uri.Host; |
| |
| if (uri.Port == null) |
| throw new ArgumentNullException("port"); |
| port = (int)uri.Port; |
| |
| if (port <= 0 || port >= 65536) |
| throw new ArgumentException("port <= 0 || port >= 65536"); |
| |
| this.socket = null; |
| //this.host = host; |
| //this.port = (int)port; |
| } |
| else |
| { |
| this.socket = socket; |
| host = null; |
| port = 0; |
| } |
| } |
| |
| private readonly String host; |
| |
| private readonly int port; |
| |
| public override string ToString() |
| { |
| Socket s = socket; |
| |
| if (s != null) |
| return String.Format("TcpConnection(up, {0}, {1})", |
| s.LocalEndPoint, s.RemoteEndPoint); |
| |
| return String.Format("TcpConnection(down, {0}, {1})", host, port); |
| } |
| |
| protected override bool IsServer() |
| { |
| return host == null; |
| } |
| |
| protected override Socket NewSocket() |
| { |
| IPAddress addr; |
| |
| if (host != null) |
| { |
| IPAddress[] addrs = Dns.GetHostAddresses(host); |
| if (addrs == null || addrs.Length == 0) |
| throw new ArgumentException("host is invalid"); |
| addr = addrs[0]; |
| } |
| else |
| { |
| addr = IPAddress.Any; |
| } |
| |
| IPEndPoint ipe = new IPEndPoint(addr, port); |
| Socket socket = new Socket(ipe.AddressFamily, SocketType.Stream, ProtocolType.Tcp); |
| socket.Connect(ipe); |
| return socket; |
| } |
| } |
| } |