{"id":35538,"date":"2025-05-04T16:05:48","date_gmt":"2025-05-04T08:05:48","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/35538.html"},"modified":"2025-05-04T16:05:48","modified_gmt":"2025-05-04T08:05:48","slug":"c%e5%ae%9e%e7%8e%b0tcp%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%b8%8e%e5%ae%a2%e6%88%b7%e7%ab%af%e7%a8%b3%e5%ae%9a%e9%80%9a%e4%bf%a1%e6%ba%90%e7%a0%81%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/35538.html","title":{"rendered":"C#\u5b9e\u73b0TCP\u670d\u52a1\u5668\u4e0e\u5ba2\u6237\u7aef\u7a33\u5b9a\u901a\u4fe1\u6e90\u7801\u5206\u6790"},"content":{"rendered":"<p>  \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90&#xff0c;\u70b9\u51fb\u83b7\u53d6  <img decoding=\"async\" alt=\"menu-r.4af5f7ec.gif\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250504080547-68171fdb58938.gif\" style=\"width:16px;margin-left:4px;vertical-align:text-bottom;cursor:text\" \/> <\/p>\n<p> \u7b80\u4ecb&#xff1a;\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u57fa\u4e8eC#\u5b9e\u73b0TCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u6e90\u7801&#xff0c;\u5305\u62ec\u5982\u4f55\u901a\u8fc7\u5f02\u6b65\u7f16\u7a0b\u548c\u5fc3\u8df3\u68c0\u6d4b\u673a\u5236\u6765\u4fdd\u6301\u7f51\u7edc\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u3002TCP\u4f5c\u4e3a\u53ef\u9760\u7684\u7f51\u7edc\u534f\u8bae&#xff0c;\u5728\u7cfb\u7edf\u548c\u5e94\u7528\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u901a\u8fc7\u5206\u6790VS2017\u4e2dTCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u6e90\u7801&#xff0c;\u6df1\u5165\u89e3\u91ca\u4e86\u670d\u52a1\u5668\u76d1\u542c\u3001\u5ba2\u6237\u7aef\u8fde\u63a5\u3001\u6570\u636e\u4f20\u8f93\u3001\u5fc3\u8df3\u68c0\u6d4b\u7b49\u5173\u952e\u529f\u80fd\u7684\u5b9e\u73b0&#xff0c;\u5e76\u5f3a\u8c03\u4e86\u5f02\u5e38\u5904\u7406\u548c\u65e5\u5fd7\u8bb0\u5f55\u7684\u91cd\u8981\u6027\u3002\u638c\u63e1\u8fd9\u4e9b\u539f\u7406\u548c\u5b9e\u73b0\u65b9\u6cd5\u5bf9\u4e8e\u5f00\u53d1\u7a33\u5b9a\u7684\u7f51\u7edc\u901a\u4fe1\u5e94\u7528\u81f3\u5173\u91cd\u8981\u3002 <\/p>\n<h2> 1. TCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5b9e\u73b0\u6982\u8ff0 <\/h2>\n<h3> \u7b80\u4ecb <\/h3>\n<p> \u5728\u672c\u7ae0\u4e2d&#xff0c;\u6211\u4eec\u5c06\u7b80\u8981\u6982\u8ff0TCP&#xff08;\u4f20\u8f93\u63a7\u5236\u534f\u8bae&#xff09;\u7684\u57fa\u7840\u77e5\u8bc6&#xff0c;\u8fd9\u662f\u5efa\u7acb\u5728IP\u534f\u8bae\u4e4b\u4e0a\u7684\u9762\u5411\u8fde\u63a5\u7684\u901a\u4fe1\u534f\u8bae&#xff0c;\u5e7f\u6cdb\u7528\u4e8e\u4e92\u8054\u7f51\u6570\u636e\u4f20\u8f93\u3002\u6211\u4eec\u5c06\u8ba8\u8bbaTCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u57fa\u672c\u6982\u5ff5&#xff0c;\u4ee5\u53ca\u5b83\u4eec\u662f\u5982\u4f55\u901a\u8fc7\u7f51\u7edc\u8fdb\u884c\u901a\u4fe1\u7684\u3002 <\/p>\n<h3> \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u89d2\u8272 <\/h3>\n<p> TCP\u670d\u52a1\u5668\u901a\u5e38\u5728\u56fa\u5b9a\u7684\u7f51\u7edc\u5730\u5740\u548c\u7aef\u53e3\u4e0a\u76d1\u542c\u8fde\u63a5\u8bf7\u6c42\u3002\u4e00\u65e6\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u4f1a\u5efa\u7acb\u8fde\u63a5&#xff0c;\u5e76\u6839\u636e\u534f\u8bae\u89c4\u8303\u4e0e\u5ba2\u6237\u7aef\u4ea4\u6362\u6570\u636e\u3002\u76f8\u5bf9\u5730&#xff0c;TCP\u5ba2\u6237\u7aef\u542f\u52a8\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5e76\u53d1\u9001\u63a5\u6536\u6570\u636e\u7684\u8bf7\u6c42\u5230\u670d\u52a1\u5668&#xff0c;\u7b49\u5f85\u670d\u52a1\u5668\u54cd\u5e94\u3002 <\/p>\n<h3> \u5b9e\u73b0TCP\u901a\u4fe1\u7684\u57fa\u672c\u6b65\u9aa4 <\/h3>\n<p> \u8981\u5b9e\u73b0TCP\u901a\u4fe1&#xff0c;\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2a  TcpListener  \u5b9e\u4f8b\u6765\u76d1\u542c\u7aef\u53e3\u5e76\u63a5\u53d7\u8fde\u63a5\u8bf7\u6c42\u3002\u7136\u540e&#xff0c;\u5ba2\u6237\u7aef\u53ef\u4ee5\u4f7f\u7528  TcpClient  \u5b9e\u4f8b\u53d1\u8d77\u8fde\u63a5\u3002\u8fde\u63a5\u5efa\u7acb\u540e&#xff0c;\u53cc\u65b9\u5c31\u53ef\u4ee5\u5229\u7528  NetworkStream  \u8bfb\u53d6\u548c\u53d1\u9001\u6570\u636e\u4e86\u3002\u8fd9\u662f\u4e00\u4e2a\u57fa\u7840\u7684TCP\u901a\u4fe1\u6d41\u7a0b&#xff0c;\u540e\u7eed\u7ae0\u8282\u5c06\u8be6\u7ec6\u4ecb\u7ecdC#\u4e2d\u7684\u5b9e\u73b0\u7ec6\u8282\u3002 <\/p>\n<p> \u672c\u7ae0\u7684\u76ee\u7684\u5728\u4e8e\u8ba9\u8bfb\u8005\u5bf9TCP\u901a\u4fe1\u6709\u4e00\u4e2a\u6574\u4f53\u7684\u8ba4\u8bc6&#xff0c;\u4e3a\u6df1\u5165\u7406\u89e3\u540e\u7eed\u7ae0\u8282\u4e2d\u6d89\u53ca\u7684\u7f51\u7edc\u7f16\u7a0b\u6280\u5de7\u6253\u4e0b\u575a\u5b9e\u57fa\u7840\u3002 <\/p>\n<h2> 2. \u6df1\u5165C#\u4e2d\u7684\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840 <\/h2>\n<h4> 2.1 \u7cfb\u7edf\u547d\u540d\u7a7a\u95f4\u6982\u89c8 <\/h4>\n<h5> 2.1.1  System.Net.Sockets  \u7684\u6838\u5fc3\u4f5c\u7528 <\/h5>\n<p>  System.Net.Sockets  \u662f.NET Framework\u4e2d\u8d1f\u8d23\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u7840\u7c7b\u5e93\u3002\u5b83\u63d0\u4f9b\u4e86\u9762\u5411 TCP\/IP \u7f51\u7edc\u534f\u8bae\u7684\u8bbf\u95ee&#xff0c;\u5305\u62ecTCP\u3001UDP\u3001IP \u591a\u64ad\u548cDNS\u3002\u8fd9\u4e2a\u547d\u540d\u7a7a\u95f4\u662f\u7f51\u7edc\u5f00\u53d1\u4eba\u5458\u7684\u57fa\u77f3&#xff0c;\u56e0\u4e3a\u5b83\u5c01\u88c5\u4e86\u4e0e\u7f51\u7edc\u76f8\u5173\u7684\u6240\u6709\u6838\u5fc3\u64cd\u4f5c&#xff0c;\u4f8b\u5982&#xff0c;\u521b\u5efa\u7f51\u7edc\u8fde\u63a5\u3001\u76d1\u542c\u7aef\u53e3\u3001\u6570\u636e\u5305\u7684\u53d1\u9001\u548c\u63a5\u6536\u7b49\u3002\u5bf9\u4e8eTCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u901a\u4fe1\u7684\u5b9e\u73b0\u6765\u8bf4&#xff0c;  System.Net.Sockets  \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u6613\u4e8e\u4f7f\u7528\u4e14\u529f\u80fd\u5f3a\u5927\u7684\u7c7b&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u590d\u6742\u3001\u7a33\u5b9a\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n<p>using System;<br \/>\nusing System.Net;<br \/>\nusing System.Net.Sockets;<br \/>\nusing System.Text;<\/p>\n<p>public class TcpServer<br \/>\n{<br \/>\n    private TcpListener tcpListener;<\/p>\n<p>    public TcpServer(IPAddress ip, int port)<br \/>\n    {<br \/>\n        tcpListener &#061; new TcpListener(ip, port);<br \/>\n    }<\/p>\n<p>    public void Start()<br \/>\n    {<br \/>\n        tcpListener.Start();<br \/>\n        Console.WriteLine(&#034;Server started. Waiting for a connection&#8230;&#034;);<br \/>\n        TcpClient client &#061; tcpListener.AcceptTcpClient();<br \/>\n        Console.WriteLine(&#034;Connected!&#034;);<br \/>\n        NetworkStream stream &#061; client.GetStream();<br \/>\n        byte[] buffer &#061; new byte[1024];<br \/>\n        int bytesRead;<br \/>\n        \/\/ Read data from the client<br \/>\n        bytesRead &#061; stream.Read(buffer, 0, buffer.Length);<br \/>\n        string request &#061; Encoding.ASCII.GetString(buffer, 0, bytesRead);<br \/>\n        Console.WriteLine(&#034;Received: &#034; &#043; request);<\/p>\n<p>        \/\/ Send data to the client<br \/>\n        string response &#061; &#034;Hello from TCP server!&#034;;<br \/>\n        byte[] data &#061; Encoding.ASCII.GetBytes(response);<br \/>\n        stream.Write(data, 0, data.Length);<br \/>\n        Console.WriteLine(&#034;Sent: &#034; &#043; response);<br \/>\n        stream.Close();<br \/>\n        client.Close();<br \/>\n    }<br \/>\n}<\/p>\n<p> \u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528  System.Net.Sockets  \u547d\u540d\u7a7a\u95f4\u4e2d\u7684  TcpListener  \u548c  TcpClient  \u7c7b\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684TCP\u670d\u52a1\u5668\u3002  TcpListener  \u7528\u4e8e\u76d1\u542c\u6307\u5b9aIP\u5730\u5740\u548c\u7aef\u53e3\u4e0a\u7684TCP\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u4e00\u65e6\u63a5\u6536\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5c31\u4f1a\u521b\u5efa  TcpClient  \u5b9e\u4f8b\u4ee5\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u3002 <\/p>\n<h5> 2.1.2 \u7f16\u7a0b\u6a21\u578b\u548c\u7c7b\u5e93\u7684\u67b6\u6784 <\/h5>\n<p> C#\u4e2d\u7684  System.Net.Sockets  \u7f16\u7a0b\u6a21\u578b\u662f\u57fa\u4e8e\u5f02\u6b65\u6a21\u5f0f\u7684&#xff0c;\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u7f16\u5199\u53ef\u4ee5\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8fde\u63a5\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u800c\u4e0d\u4f1a\u56e0\u4e3a\u963b\u585e\u5f0fI\/O\u64cd\u4f5c\u800c\u5360\u7528\u8fc7\u591a\u7684\u7cfb\u7edf\u8d44\u6e90\u3002\u7c7b\u5e93\u7684\u67b6\u6784\u9075\u5faa\u4e86\u5178\u578b\u7684\u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u6a21\u578b&#xff0c;\u5176\u4e2d\u670d\u52a1\u5668\u7aef\u8d1f\u8d23\u76d1\u542c\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5ba2\u6237\u7aef\u4e3b\u52a8\u53d1\u8d77\u8fde\u63a5\u3002 <\/p>\n<p> \u8be5\u7c7b\u5e93\u63d0\u4f9b\u4e86  Socket  \u7c7b&#xff0c;\u8fd9\u662f\u8fdb\u884c\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u7840\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u8fdb\u884c\u5e95\u5c42\u7684\u5957\u63a5\u5b57\u64cd\u4f5c&#xff0c;\u5982\u7ed1\u5b9a\u5730\u5740\u3001\u76d1\u542c\u8fde\u63a5\u8bf7\u6c42\u3001\u5efa\u7acb\u8fde\u63a5\u3001\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u9664\u4e86  Socket  \u7c7b&#xff0c;\u8fd8\u5305\u542b  UdpClient  \u548c  TcpListener  \u7b49\u9ad8\u7ea7\u7c7b&#xff0c;\u7528\u4e8e\u5904\u7406\u7279\u5b9a\u7c7b\u578b\u7684\u7f51\u7edc\u901a\u4fe1\u3002\u8fd9\u4e9b\u7c7b\u901a\u8fc7\u5c01\u88c5\u4f4e\u7ea7\u7684\u5957\u63a5\u5b57\u64cd\u4f5c\u7ec6\u8282&#xff0c;\u7b80\u5316\u4e86\u7f51\u7edc\u7f16\u7a0b\u6d41\u7a0b\u3002 <\/p>\n<h4> 2.2 \u5173\u952e\u7c7b\u7684\u4f7f\u7528\u65b9\u6cd5 <\/h4>\n<h5> 2.2.1  TcpListener  \u7c7b\u7684\u521d\u59cb\u5316\u4e0e\u76d1\u542c <\/h5>\n<p>  TcpListener  \u7c7b\u7528\u4e8e\u5728\u670d\u52a1\u5668\u7aef\u76d1\u542c\u4f20\u5165\u7684TCP\u8fde\u63a5\u8bf7\u6c42\u3002\u9996\u5148&#xff0c;\u9700\u8981\u5b9e\u4f8b\u5316\u4e00\u4e2a  TcpListener  \u5bf9\u8c61&#xff0c;\u5e76\u6307\u5b9a\u76d1\u542c\u7684\u672c\u5730\u7aef\u53e3\u548cIP\u5730\u5740\u3002 <\/p>\n<p>TcpListener listener &#061; new TcpListener(IPAddress.Any, 8080);<br \/>\nlistener.Start(); \/\/ \u5f00\u59cb\u76d1\u542c\u8fde\u63a5\u8bf7\u6c42<\/p>\n<p> \u4e00\u65e6\u8c03\u7528  Start  \u65b9\u6cd5&#xff0c;  TcpListener  \u5c06\u5f00\u59cb\u76d1\u542c\u6307\u5b9a\u7aef\u53e3\u4e0a\u7684\u8fde\u63a5\u8bf7\u6c42\u3002\u5f53\u63a5\u6536\u5230\u8fde\u63a5\u8bf7\u6c42\u65f6&#xff0c;\u53ef\u4ee5\u4f7f\u7528  AcceptTcpClient  \u65b9\u6cd5\u63a5\u53d7\u8fde\u63a5&#xff0c;\u5e76\u8fd4\u56de\u4e00\u4e2a  TcpClient  \u5b9e\u4f8b\u7528\u4e8e\u4e0e\u5ba2\u6237\u7aef\u901a\u4fe1\u3002 <\/p>\n<h5> 2.2.2  TcpClient  \u7c7b\u7684\u8fde\u63a5\u4e0e\u6570\u636e\u4f20\u8f93 <\/h5>\n<p>  TcpClient  \u7c7b\u5c01\u88c5\u4e86TCP\u8fde\u63a5\u7684\u8be6\u7ec6\u4fe1\u606f&#xff0c;\u5e76\u63d0\u4f9b\u4e86\u7528\u4e8e\u6570\u636e\u4f20\u8f93\u7684\u65b9\u6cd5\u3002\u5ba2\u6237\u7aef\u901a\u8fc7\u521b\u5efa  TcpClient  \u5b9e\u4f8b\u5e76\u6307\u5b9a\u670d\u52a1\u5668\u5730\u5740\u6765\u5c1d\u8bd5\u5efa\u7acb\u8fde\u63a5\u3002 <\/p>\n<p>TcpClient client &#061; new TcpClient(&#034;127.0.0.1&#034;, 8080); \/\/ \u5c1d\u8bd5\u8fde\u63a5\u5230\u670d\u52a1\u5668<\/p>\n<p> \u8fde\u63a5\u6210\u529f\u540e&#xff0c;\u901a\u8fc7  TcpClient  \u7684  GetStream  \u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u5230  NetworkStream  \u5b9e\u4f8b&#xff0c;\u5b83\u63d0\u4f9b\u4e86\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u7684\u901a\u9053\u3002 <\/p>\n<p>NetworkStream stream &#061; client.GetStream();<\/p>\n<p> \u4f7f\u7528  NetworkStream  \u65f6&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u8c03\u7528  Read  \u548c  Write  \u65b9\u6cd5\u6765\u5206\u522b\u4ece\u8fde\u63a5\u7684\u53e6\u4e00\u7aef\u8bfb\u53d6\u6570\u636e&#xff0c;\u6216\u5411\u5bf9\u65b9\u53d1\u9001\u6570\u636e\u3002 <\/p>\n<h5> 2.2.3 \u7aef\u70b9&#xff08;  IPEndPoint  &#xff09;\u548c\u5730\u5740\u65cf&#xff08;  IPAddress  &#xff09;\u7684\u914d\u7f6e <\/h5>\n<p> \u5728\u4f7f\u7528  TcpListener  \u548c  TcpClient  \u65f6&#xff0c;\u7ecf\u5e38\u9700\u8981\u914d\u7f6e\u7aef\u70b9&#xff08;  IPEndPoint  &#xff09;&#xff0c;\u5b83\u662f\u7528\u4e8e\u8868\u793a\u7f51\u7edc\u4e0a\u7684\u7279\u5b9a\u7aef\u53e3\u7684\u4e00\u4e2a\u70b9\u3002 <\/p>\n<p>IPEndPoint localEndPoint &#061; new IPEndPoint(IPAddress.Parse(&#034;127.0.0.1&#034;), 8080);<\/p>\n<p>  IPAddress  \u7528\u4e8e\u8868\u793aIPv4\u5730\u5740&#xff0c;\u662f\u4e0e  IPEndPoint  \u4e00\u8d77\u4f7f\u7528\u7684\u3002\u5982\u679c\u9700\u8981\u76d1\u542c\u6240\u6709\u672c\u5730\u7f51\u7edc\u63a5\u53e3&#xff0c;\u53ef\u4ee5\u4f7f\u7528  IPAddress.Any  \u3002 <\/p>\n<p>TcpListener listener &#061; new TcpListener(IPAddress.Any, 8080);<\/p>\n<p> \u8fd9\u4e9b\u914d\u7f6e\u4f7f\u5f97\u7f51\u7edc\u7f16\u7a0b\u66f4\u52a0\u7075\u6d3b\u548c\u65b9\u4fbf&#xff0c;\u4e5f\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u5728\u4e0d\u540c\u7684\u7f51\u7edc\u73af\u5883\u4e2d\u521b\u5efa\u7a33\u5b9a\u7684\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n<p> \u5728\u8fd9\u4e00\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u548c\u89e3\u91ca&#xff0c;\u5bf9C#\u4e2d\u7684\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840\u8fdb\u884c\u4e86\u6df1\u5165\u7684\u7406\u89e3\u3002\u4e0b\u4e00\u7ae0\u8282\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u5728TCP\u901a\u4fe1\u4e2d\u7684\u5e94\u7528\u3002 <\/p>\n<h2> 3. \u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u5728TCP\u901a\u4fe1\u4e2d\u7684\u5e94\u7528 <\/h2>\n<h4> 3.1 \u5f02\u6b65\u7f16\u7a0b\u539f\u7406 <\/h4>\n<p> \u5f02\u6b65\u7f16\u7a0b\u662f\u4e00\u79cd\u5141\u8bb8\u7a0b\u5e8f\u53d1\u8d77\u4e00\u4e2a\u64cd\u4f5c&#xff0c;\u7136\u540e\u7ee7\u7eed\u6267\u884c\u5176\u4ed6\u4efb\u52a1&#xff0c;\u800c\u4e0d\u662f\u7b49\u5f85\u64cd\u4f5c\u5b8c\u6210\u7684\u7f16\u7a0b\u8303\u5f0f\u3002\u5728\u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u67b6\u6784\u4e2d&#xff0c;\u7279\u522b\u662f\u5728\u7f51\u7edc\u901a\u4fe1\u9886\u57df&#xff0c;\u5f02\u6b65\u64cd\u4f5c\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u8d44\u6e90\u5229\u7528\u548c\u54cd\u5e94\u7528\u6237\u754c\u9762\u7684\u53ef\u80fd\u6027\u3002 <\/p>\n<h5> 3.1.1 \u540c\u6b65\u4e0e\u5f02\u6b65\u7684\u6982\u5ff5 <\/h5>\n<p> \u540c\u6b65\u64cd\u4f5c\u662f\u963b\u585e\u578b\u7684&#xff0c;\u7a0b\u5e8f\u5fc5\u987b\u7b49\u5f85\u524d\u4e00\u4e2a\u64cd\u4f5c\u5b8c\u6210\u624d\u80fd\u7ee7\u7eed\u6267\u884c\u540e\u7eed\u7684\u4ee3\u7801\u3002\u5728TCP\u901a\u4fe1\u4e2d&#xff0c;\u5982\u679c\u4f7f\u7528\u540c\u6b65\u65b9\u6cd5&#xff0c;\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7ebf\u7a0b\u6682\u505c&#xff0c;\u76f4\u5230\u6574\u4e2a\u64cd\u4f5c\u7ed3\u675f\u3002\u8fd9\u5728\u7528\u6237\u754c\u9762\u5e94\u7528\u7a0b\u5e8f\u4e2d\u53ef\u80fd\u5bfc\u81f4\u754c\u9762\u51bb\u7ed3&#xff0c;\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u3002 <\/p>\n<p> \u4e0e\u4e4b\u76f8\u53cd&#xff0c;\u5f02\u6b65\u64cd\u4f5c\u662f\u975e\u963b\u585e\u7684\u3002\u7a0b\u5e8f\u53ef\u4ee5\u542f\u52a8\u4e00\u4e2a\u64cd\u4f5c&#xff0c;\u7136\u540e\u7ee7\u7eed\u6267\u884c\u5176\u4ed6\u4efb\u52a1&#xff0c;\u800c\u4e0d\u9700\u8981\u7b49\u5f85\u5f53\u524d\u64cd\u4f5c\u5b8c\u6210\u3002\u5728\u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u4e2d&#xff0c;\u5f53\u64cd\u4f5c\u5b8c\u6210\u65f6&#xff0c;\u7cfb\u7edf\u4f1a\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u6216\u5176\u4ed6\u673a\u5236\u901a\u77e5\u7a0b\u5e8f\u3002\u5728TCP\u901a\u4fe1\u4e2d&#xff0c;\u5f02\u6b65\u7f16\u7a0b\u53ef\u4ee5\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u5728\u8fdb\u884c\u7f51\u7edc\u64cd\u4f5c\u7684\u540c\u65f6&#xff0c;\u4ecd\u7136\u53ef\u4ee5\u54cd\u5e94\u5176\u4ed6\u4e8b\u4ef6&#xff0c;\u4f8b\u5982\u7528\u6237\u64cd\u4f5c\u6216\u5904\u7406\u5176\u4ed6\u8fde\u63a5\u3002 <\/p>\n<h5> 3.1.2 \u5f02\u6b65\u64cd\u4f5c\u7684\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f <\/h5>\n<p> \u5f02\u6b65\u7f16\u7a0b\u7684\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u63d0\u9ad8\u7a0b\u5e8f\u7684\u54cd\u5e94\u6027&#xff0c;\u7279\u522b\u662f\u5728\u5904\u7406\u9ad8\u5ef6\u8fdf\u7684I\/O\u64cd\u4f5c&#xff08;\u5982\u7f51\u7edc\u901a\u4fe1&#xff09;\u65f6\u3002\u5b83\u53ef\u4ee5\u5728\u4e0d\u589e\u52a0\u989d\u5916\u7ebf\u7a0b\u7684\u60c5\u51b5\u4e0b&#xff0c;\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u5e76\u53d1\u80fd\u529b\u3002\u4f8b\u5982&#xff0c;\u5728\u670d\u52a1\u5668\u7aef\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8fde\u63a5\u65f6&#xff0c;\u4f7f\u7528\u5f02\u6b65\u6a21\u578b\u53ef\u4ee5\u907f\u514d\u8d44\u6e90\u7684\u8fc7\u5ea6\u6d88\u8017&#xff0c;\u5e76\u51cf\u5c11\u7ebf\u7a0b\u521b\u5efa\u548c\u9500\u6bc1\u5e26\u6765\u7684\u5f00\u9500\u3002 <\/p>\n<p> \u5728\u73b0\u4ee3\u7f51\u7edc\u5e94\u7528\u4e2d&#xff0c;\u5982Web\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u670d\u52a1\u548c\u6d88\u606f\u4ee3\u7406\u7b49&#xff0c;\u5f02\u6b65\u7f16\u7a0b\u5df2\u7ecf\u6210\u4e3a\u4e00\u79cd\u6807\u51c6\u5b9e\u8df5\u3002\u8fd9\u79cd\u7f16\u7a0b\u65b9\u5f0f\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u6784\u5efa\u53ef\u6269\u5c55\u3001\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n<h4> 3.2 \u5f02\u6b65\u65b9\u6cd5\u7684\u5b9e\u73b0 <\/h4>\n<p> \u5728.NET\u6846\u67b6\u4e2d&#xff0c;\u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u4e3b\u8981\u901a\u8fc7  Async  \u548c  Await  \u5173\u952e\u5b57\u5b9e\u73b0&#xff0c;\u800c\u5728\u8f83\u65e9\u7248\u672c\u4e2d&#xff0c;\u4e3b\u8981\u4f7f\u7528  IAsyncResult  \u63a5\u53e3\u548c\u76f8\u5173\u7684\u56de\u8c03\u6a21\u5f0f\u3002\u5728  System.Net.Sockets  \u547d\u540d\u7a7a\u95f4\u4e2d&#xff0c;\u7528\u4e8eTCP\u901a\u4fe1\u7684\u7c7b\u5982  TcpListener  \u548c  TcpClient  \u90fd\u63d0\u4f9b\u4e86\u5f02\u6b65\u65b9\u6cd5\u3002 <\/p>\n<h5> 3.2.1  BeginConnect  ,  BeginReceive  \u4e0e  BeginSend  <\/h5>\n<p>  BeginConnect  \u65b9\u6cd5\u7528\u4e8e\u5f02\u6b65\u5efa\u7acb\u8fde\u63a5&#xff0c;\u5b83\u63a5\u53d7\u4e00\u4e2a\u56de\u8c03\u51fd\u6570&#xff0c;\u5f53\u8fde\u63a5\u64cd\u4f5c\u5b8c\u6210\u65f6&#xff0c;\u8be5\u51fd\u6570\u4f1a\u88ab\u8c03\u7528\u3002  BeginReceive  \u548c  BeginSend  \u65b9\u6cd5\u7528\u4e8e\u5f02\u6b65\u63a5\u6536\u548c\u53d1\u9001\u6570\u636e&#xff0c;\u5b83\u4eec\u540c\u6837\u4f7f\u7528\u56de\u8c03\u51fd\u6570\u5904\u7406\u5b8c\u6210\u4e8b\u4ef6\u3002 <\/p>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528  BeginConnect  \u548c  BeginReceive  \u65b9\u6cd5\u7684\u793a\u4f8b\u4ee3\u7801\u7247\u6bb5&#xff1a; <\/p>\n<p>public void StartClient(string ip, int port)<br \/>\n{<br \/>\n    \/\/ \u521b\u5efaTcpClient\u5b9e\u4f8b<br \/>\n    TcpClient client &#061; new TcpClient();<br \/>\n    \/\/ \u5f00\u59cb\u8fde\u63a5\u64cd\u4f5c<br \/>\n    IAsyncResult result &#061; client.BeginConnect(ip, port, ConnectCallback, client);<br \/>\n}<\/p>\n<p>private void ConnectCallback(IAsyncResult ar)<br \/>\n{<br \/>\n    TcpClient client &#061; (TcpClient)ar.AsyncState;<br \/>\n    \/\/ \u5b8c\u6210\u8fde\u63a5\u64cd\u4f5c<br \/>\n    client.EndConnect(ar);<br \/>\n    \/\/ \u5f00\u59cb\u63a5\u6536\u6570\u636e\u64cd\u4f5c<br \/>\n    NetworkStream stream &#061; client.GetStream();<br \/>\n    IAsyncResult result &#061; stream.BeginRead(buffer, 0, buffer.Length, ReceiveCallback, stream);<br \/>\n}<\/p>\n<p>private void ReceiveCallback(IAsyncResult ar)<br \/>\n{<br \/>\n    NetworkStream stream &#061; (NetworkStream)ar.AsyncState;<br \/>\n    int bytesRead &#061; stream.EndRead(ar);<br \/>\n    \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e&#8230;<br \/>\n    \/\/ \u5982\u679c\u9700\u8981&#xff0c;\u53ef\u4ee5\u518d\u6b21\u8c03\u7528BeginReceive\u5f00\u59cb\u4e0b\u4e00\u8f6e\u63a5\u6536<br \/>\n}<\/p>\n<p> \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d&#xff0c;  ConnectCallback  \u548c  ReceiveCallback  \u5206\u522b\u662f\u5728\u8fde\u63a5\u548c\u63a5\u6536\u6570\u636e\u64cd\u4f5c\u5b8c\u6210\u65f6\u88ab\u8c03\u7528\u7684\u56de\u8c03\u51fd\u6570\u3002 <\/p>\n<h5> 3.2.2 \u72b6\u6001\u673a\u548c\u56de\u8c03\u51fd\u6570\u7684\u8bbe\u8ba1 <\/h5>\n<p> \u5f02\u6b65\u7f16\u7a0b\u901a\u5e38\u4f34\u968f\u7740\u72b6\u6001\u673a\u7684\u8bbe\u8ba1\u3002\u8fd9\u662f\u56e0\u4e3a\u5f02\u6b65\u64cd\u4f5c\u53ef\u80fd\u4f1a\u8de8\u8d8a\u591a\u4e2a\u65b9\u6cd5\u548c\u591a\u4e2a\u7ebf\u7a0b\u3002\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d&#xff0c;\u56de\u8c03\u51fd\u6570\u4e2d\u5305\u542b\u4e86\u4e00\u4e9b\u72b6\u6001\u4fe1\u606f&#xff0c;\u6bd4\u5982  TcpClient  \u5b9e\u4f8b\u548c  NetworkStream  \u5b9e\u4f8b&#xff0c;\u5b83\u4eec\u88ab\u4fdd\u5b58\u5728  IAsyncResult.AsyncState  \u5c5e\u6027\u4e2d&#xff0c;\u4ee5\u4fbf\u5728\u5f02\u6b65\u64cd\u4f5c\u5b8c\u6210\u65f6\u4f7f\u7528\u3002 <\/p>\n<p> \u8bbe\u8ba1\u56de\u8c03\u51fd\u6570\u65f6&#xff0c;\u9700\u8981\u8003\u8651\u8d44\u6e90\u6e05\u7406\u548c\u9519\u8bef\u5904\u7406&#xff0c;\u786e\u4fdd\u5728\u64cd\u4f5c\u5931\u8d25\u65f6\u80fd\u591f\u9002\u5f53\u5730\u5904\u7406\u5f02\u5e38&#xff0c;\u5e76\u91ca\u653e\u8d44\u6e90\u3002 <\/p>\n<h5> 3.2.3 \u5f02\u6b65\u65b9\u6cd5\u7684\u540c\u6b65\u5c01\u88c5 <\/h5>\n<p> \u5c3d\u7ba1\u5f02\u6b65\u7f16\u7a0b\u5728\u5f88\u591a\u60c5\u51b5\u4e0b\u662f\u7406\u60f3\u7684\u9009\u62e9&#xff0c;\u4f46\u6709\u65f6\u5f00\u53d1\u8005\u9700\u8981\u540c\u6b65\u64cd\u4f5c\u7684\u7b80\u6d01\u6027\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898&#xff0c;\u53ef\u4ee5\u4f7f\u7528  Task.Result  \u6216  Task.Wait()  \u65b9\u6cd5\u5bf9\u5f02\u6b65\u64cd\u4f5c\u8fdb\u884c\u540c\u6b65\u5c01\u88c5&#xff0c;\u8fd9\u6837\u5c31\u53ef\u4ee5\u5728\u5f02\u6b65\u64cd\u4f5c\u5b8c\u6210\u4e4b\u524d\u963b\u585e\u8c03\u7528\u7ebf\u7a0b\u3002 <\/p>\n<p>public void SyncConnect(string ip, int port)<br \/>\n{<br \/>\n    TcpClient client &#061; new TcpClient();<br \/>\n    client.Connect(ip, port); \/\/ \u540c\u6b65\u8fde\u63a5\u64cd\u4f5c<br \/>\n    \/\/ \u5176\u4ed6\u540c\u6b65\u64cd\u4f5c&#8230;<br \/>\n}<\/p>\n<p> \u4e0a\u8ff0\u540c\u6b65\u5c01\u88c5\u65b9\u6cd5\u867d\u7136\u80fd\u591f\u7b80\u5316\u4ee3\u7801&#xff0c;\u4f46\u4f1a\u964d\u4f4e\u7a0b\u5e8f\u7684\u54cd\u5e94\u6027&#xff0c;\u7279\u522b\u662f\u5728UI\u7ebf\u7a0b\u4e2d\u4f7f\u7528\u65f6&#xff0c;\u53ef\u80fd\u4f1a\u5bfc\u81f4\u754c\u9762\u51bb\u7ed3\u3002\u56e0\u6b64&#xff0c;\u9664\u975e\u5fc5\u8981&#xff0c;\u901a\u5e38\u5efa\u8bae\u4f7f\u7528\u5f02\u6b65\u65b9\u6cd5\u800c\u4e0d\u4f7f\u7528\u540c\u6b65\u5c01\u88c5\u3002 <\/p>\n<p> \u901a\u8fc7\u672c\u8282\u7684\u4ecb\u7ecd&#xff0c;\u6211\u4eec\u7406\u89e3\u4e86\u5f02\u6b65\u7f16\u7a0b\u5728TCP\u901a\u4fe1\u4e2d\u7684\u539f\u7406\u548c\u5b9e\u73b0\u65b9\u5f0f&#xff0c;\u4ee5\u53ca\u5982\u4f55\u5728.NET\u4e2d\u4f7f\u7528\u5f02\u6b65\u65b9\u6cd5\u548c\u56de\u8c03\u51fd\u6570\u3002\u5728\u4e0b\u4e00\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u8fdb\u4e00\u6b65\u63a2\u8ba8\u5982\u4f55\u6784\u5efa\u5fc3\u8df3\u68c0\u6d4b\u673a\u5236&#xff0c;\u4ee5\u7ef4\u6301\u7a33\u5b9a\u7684\u7f51\u7edc\u901a\u4fe1\u3002 <\/p>\n<h2> 4. \u7ef4\u62a4\u901a\u4fe1\u7a33\u5b9a\u6027\u7684\u5fc3\u8df3\u68c0\u6d4b\u4e0e\u65ad\u8fde\u5904\u7406 <\/h2>\n<p> \u5728\u7ef4\u6301\u7f51\u7edc\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u65b9\u9762&#xff0c;\u5fc3\u8df3\u68c0\u6d4b\u548c\u65ad\u8fde\u5904\u7406\u662f\u81f3\u5173\u91cd\u8981\u7684\u673a\u5236\u3002\u5b83\u4eec\u786e\u4fdd\u4e86\u5373\u4fbf\u5728\u5404\u79cd\u7f51\u7edc\u4e0d\u7a33\u5b9a\u6216\u5f02\u5e38\u60c5\u51b5\u4e0b&#xff0c;\u901a\u4fe1\u53cc\u65b9\u90fd\u80fd\u53ca\u65f6\u611f\u77e5\u5e76\u505a\u51fa\u54cd\u5e94&#xff0c;\u4fdd\u8bc1\u5e94\u7528\u7684\u9ad8\u53ef\u7528\u6027\u548c\u670d\u52a1\u7684\u8fde\u7eed\u6027\u3002\u672c\u7ae0\u8282\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e9b\u673a\u5236&#xff0c;\u5e76\u5206\u6790\u5b83\u4eec\u5bf9\u7cfb\u7edf\u8d44\u6e90\u548c\u6027\u80fd\u7684\u5f71\u54cd\u3002 <\/p>\n<h3> 4.1 \u5fc3\u8df3\u68c0\u6d4b\u673a\u5236\u7684\u5b9e\u73b0 <\/h3>\n<p> \u5fc3\u8df3\u68c0\u6d4b\u673a\u5236\u901a\u8fc7\u5b9a\u671f\u53d1\u9001\u7279\u5b9a\u7684\u6570\u636e\u5305&#xff08;\u5fc3\u8df3\u5305&#xff09;\u6765\u76d1\u63a7\u8fde\u63a5\u7684\u6709\u6548\u6027\u548c\u53cc\u65b9\u7684\u6d3b\u8dc3\u72b6\u6001\u3002\u5b83\u662f\u4e00\u79cd\u7b80\u5355\u800c\u6709\u6548\u7684\u673a\u5236&#xff0c;\u80fd\u591f\u5728\u7f51\u7edc\u95ee\u9898\u6216\u5ba2\u6237\u7aef\u65e0\u54cd\u5e94\u65f6\u53ca\u65f6\u53d1\u73b0\u5e76\u8fdb\u884c\u5904\u7406\u3002 <\/p>\n<h4> 4.1.1 \u5fc3\u8df3\u6570\u636e\u5305\u7684\u8bbe\u8ba1\u4e0e\u5904\u7406 <\/h4>\n<p> \u5fc3\u8df3\u6570\u636e\u5305\u901a\u5e38\u4e0d\u9700\u8981\u5305\u542b\u5927\u91cf\u7684\u4fe1\u606f&#xff0c;\u5176\u4e3b\u8981\u76ee\u7684\u662f\u7ef4\u62a4\u8fde\u63a5\u7684\u6d3b\u8dc3\u72b6\u6001\u3002\u8bbe\u8ba1\u5fc3\u8df3\u6570\u636e\u5305\u65f6&#xff0c;\u9700\u8981\u8003\u8651\u5230\u6570\u636e\u5305\u7684\u5927\u5c0f\u3001\u5185\u5bb9\u548c\u53d1\u9001\u9891\u7387\u3002 <\/p>\n<p>\/\/ \u4ee3\u7801\u793a\u4f8b&#xff1a;\u5fc3\u8df3\u6570\u636e\u5305\u7684\u53d1\u9001<br \/>\npublic class HeartbeatPacket<br \/>\n{<br \/>\n    public const string HeartbeatMarker &#061; &#034;HEARTBEAT&#034;;<br \/>\n    public string Payload { get; set; }<br \/>\n}<\/p>\n<p>public void SendHeartbeat()<br \/>\n{<br \/>\n    \/\/ \u53d1\u9001\u5fc3\u8df3\u6570\u636e\u5305&#xff0c;\u5b9e\u9645\u53d1\u9001\u7684\u53ef\u80fd\u662f\u5e8f\u5217\u5316\u540e\u7684\u5b57\u7b26\u4e32\u6216\u7279\u5b9a\u683c\u5f0f\u7684\u4e8c\u8fdb\u5236\u6570\u636e<br \/>\n    string heartbeatData &#061; HeartbeatPacket.HeartbeatMarker;<br \/>\n    \/\/ \u8fd9\u91cc\u4f7f\u7528\u5f02\u6b65\u7684\u65b9\u5f0f\u53d1\u9001\u6570\u636e&#xff0c;\u907f\u514d\u963b\u585e\u7ebf\u7a0b<br \/>\n    tcpClient.GetStream().BeginWrite(Encoding.ASCII.GetBytes(heartbeatData), 0, heartbeatData.Length,<br \/>\n    new AsyncCallback(EndSendCallback), tcpClient);<br \/>\n}<\/p>\n<p>private void EndSendCallback(IAsyncResult ar)<br \/>\n{<br \/>\n    TcpClient client &#061; (TcpClient)ar.AsyncState;<br \/>\n    try<br \/>\n    {<br \/>\n        \/\/ \u5b8c\u6210\u53d1\u9001\u64cd\u4f5c<br \/>\n        client.GetStream().EndWrite(ar);<br \/>\n    }<br \/>\n    catch (Exception ex)<br \/>\n    {<br \/>\n        \/\/ \u53d1\u9001\u5931\u8d25\u7684\u5f02\u5e38\u5904\u7406\u903b\u8f91<br \/>\n    }<br \/>\n}<\/p>\n<p> \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d&#xff0c;\u5fc3\u8df3\u6570\u636e\u5305\u88ab\u8bbe\u8ba1\u4e3a\u4ec5\u5305\u542b\u4e00\u4e2a\u6807\u8bb0\u5b57\u7b26\u4e32  &#034;HEARTBEAT&#034;  \u3002\u4f7f\u7528  BeginWrite  \u65b9\u6cd5\u6765\u5f02\u6b65\u53d1\u9001\u6570\u636e&#xff0c;\u907f\u514d\u4e86\u963b\u585e\u8c03\u7528\u7ebf\u7a0b&#xff0c;\u5e76\u5728\u53d1\u9001\u5b8c\u6210\u6216\u5931\u8d25\u65f6\u901a\u8fc7\u56de\u8c03\u51fd\u6570  EndSendCallback  \u8fdb\u884c\u5904\u7406\u3002 <\/p>\n<h4> 4.1.2 \u5b9a\u65f6\u5668&#xff08;  System.Threading.Timer  &#xff09;\u7684\u4f7f\u7528 <\/h4>\n<p> \u5fc3\u8df3\u68c0\u6d4b\u901a\u5e38\u9700\u8981\u5b9a\u65f6\u89e6\u53d1&#xff0c;\u6b64\u65f6\u53ef\u4ee5\u4f7f\u7528C#\u7684  System.Threading.Timer  \u7c7b\u6765\u5b9e\u73b0\u3002\u5b9a\u65f6\u5668\u53ef\u4ee5\u914d\u7f6e\u4e3a\u5b9a\u671f\u89e6\u53d1\u4e8b\u4ef6&#xff0c;\u4ee5\u4fbf\u5468\u671f\u6027\u5730\u53d1\u9001\u5fc3\u8df3\u5305\u3002 <\/p>\n<p>\/\/ \u4ee3\u7801\u793a\u4f8b&#xff1a;\u4f7f\u7528\u5b9a\u65f6\u5668\u8fdb\u884c\u5fc3\u8df3\u68c0\u6d4b<br \/>\nprivate Timer heartbeatTimer;<br \/>\nprivate const int HeartbeatInterval &#061; 10000; \/\/ \u5fc3\u8df3\u95f4\u9694&#xff0c;\u5355\u4f4d\u6beb\u79d2<\/p>\n<p>public void SetupHeartbeat()<br \/>\n{<br \/>\n    \/\/ \u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b9a\u65f6\u5668\u5b9e\u4f8b&#xff0c;\u5f53\u8fbe\u5230\u6307\u5b9a\u95f4\u9694\u65f6\u89e6\u53d1\u56de\u8c03\u51fd\u6570<br \/>\n    heartbeatTimer &#061; new Timer(new TimerCallback(OnHeartbeatTimer), null, 0, HeartbeatInterval);<br \/>\n}<\/p>\n<p>private void OnHeartbeatTimer(object state)<br \/>\n{<br \/>\n    try<br \/>\n    {<br \/>\n        SendHeartbeat();<br \/>\n    }<br \/>\n    catch (Exception ex)<br \/>\n    {<br \/>\n        \/\/ \u5fc3\u8df3\u53d1\u9001\u5931\u8d25\u7684\u5904\u7406\u903b\u8f91<br \/>\n    }<br \/>\n}<\/p>\n<p> \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d&#xff0c;  OnHeartbeatTimer  \u65b9\u6cd5\u4f1a\u5728\u6bcf\u4e2a\u5fc3\u8df3\u95f4\u9694\u88ab\u89e6\u53d1&#xff0c;\u5e76\u6267\u884c\u53d1\u9001\u5fc3\u8df3\u6570\u636e\u5305\u7684\u64cd\u4f5c\u3002\u5982\u679c\u53d1\u9001\u5931\u8d25&#xff0c;\u5219\u9700\u8981\u5728\u5f02\u5e38\u5904\u7406\u903b\u8f91\u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u9519\u8bef\u5904\u7406\u3002 <\/p>\n<h4> 4.1.3 \u5fc3\u8df3\u7b56\u7565\u5bf9\u8d44\u6e90\u548c\u6027\u80fd\u7684\u5f71\u54cd <\/h4>\n<p> \u867d\u7136\u5fc3\u8df3\u68c0\u6d4b\u5bf9\u4e8e\u7ef4\u62a4\u7f51\u7edc\u8fde\u63a5\u7684\u7a33\u5b9a\u6027\u81f3\u5173\u91cd\u8981&#xff0c;\u4f46\u4e0d\u5f53\u7684\u5fc3\u8df3\u7b56\u7565\u53ef\u80fd\u5bf9\u7cfb\u7edf\u8d44\u6e90\u548c\u6027\u80fd\u9020\u6210\u8d1f\u9762\u5f71\u54cd\u3002\u5fc3\u8df3\u6570\u636e\u5305\u9700\u8981\u5360\u7528\u7f51\u7edc\u5e26\u5bbd\u548c\u5904\u7406\u65f6\u95f4&#xff0c;\u8fc7\u4e8e\u9891\u7e41\u7684\u5fc3\u8df3\u53d1\u9001\u4f1a\u5bfc\u81f4\u4e0d\u5fc5\u8981\u7684\u7f51\u7edc\u6d41\u91cf\u548cCPU\u8d1f\u8f7d\u3002 <\/p>\n<p> \u8bbe\u8ba1\u5fc3\u8df3\u7b56\u7565\u65f6&#xff0c;\u9700\u8981\u5728\u53ca\u65f6\u68c0\u6d4b\u548c\u8d44\u6e90\u6d88\u8017\u4e4b\u95f4\u505a\u51fa\u5e73\u8861\u3002\u53ef\u4ee5\u8c03\u6574\u5fc3\u8df3\u95f4\u9694\u6765\u63a7\u5236\u68c0\u6d4b\u9891\u7387&#xff0c;\u540c\u65f6\u76d1\u63a7\u7cfb\u7edf\u7684\u6027\u80fd\u6307\u6807\u6765\u786e\u5b9a\u6700\u4f73\u7684\u5fc3\u8df3\u7b56\u7565\u3002 <\/p>\n<h3> 4.2 \u65ad\u8fde\u54cd\u5e94\u673a\u5236\u7684\u6784\u5efa <\/h3>\n<p> \u5728TCP\u901a\u4fe1\u4e2d&#xff0c;\u7f51\u7edc\u65ad\u5f00\u662f\u4e0d\u53ef\u907f\u514d\u7684\u73b0\u8c61\u3002\u65ad\u8fde\u54cd\u5e94\u673a\u5236\u8d1f\u8d23\u68c0\u6d4b\u8fde\u63a5\u7684\u5f02\u5e38\u4e2d\u65ad&#xff0c;\u5e76\u91c7\u53d6\u63aa\u65bd\u4ee5\u6062\u590d\u901a\u4fe1\u6216\u4f18\u96c5\u5730\u5173\u95ed\u8fde\u63a5\u3002 <\/p>\n<h4> 4.2.1 \u65ad\u8fde\u68c0\u6d4b\u65b9\u6cd5\u548c\u51c6\u786e\u6027 <\/h4>\n<p> \u65ad\u8fde\u68c0\u6d4b\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\u3002\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u662f\u68c0\u6d4b\u5230\u8bfb\u53d6\u6216\u53d1\u9001\u64cd\u4f5c\u629b\u51fa\u5f02\u5e38\u65f6&#xff0c;\u89c6\u4e3a\u8fde\u63a5\u5df2\u65ad\u5f00\u3002\u6b64\u5916&#xff0c;\u67d0\u4e9b\u6846\u67b6\u63d0\u4f9b\u4e86\u66f4\u4e3a\u5e95\u5c42\u7684\u68c0\u6d4b\u65b9\u5f0f&#xff0c;\u4f8b\u5982\u68c0\u6d4b\u5230\u8fde\u7eed\u7684\u7a7a\u8bfb\u53d6\u5c1d\u8bd5\u65f6\u3002 <\/p>\n<p>\/\/ \u4ee3\u7801\u793a\u4f8b&#xff1a;\u68c0\u6d4b\u8bfb\u53d6\u64cd\u4f5c\u662f\u5426\u6b63\u5e38<br \/>\npublic bool IsConnected()<br \/>\n{<br \/>\n    try<br \/>\n    {<br \/>\n        \/\/ \u5c1d\u8bd5\u53d1\u9001\u6216\u63a5\u6536\u6570\u636e<br \/>\n        tcpClient.GetStream().Read(new byte[1], 0, 0);<br \/>\n        return true;<br \/>\n    }<br \/>\n    catch (SocketException)<br \/>\n    {<br \/>\n        \/\/ \u53d1\u9001\u6216\u63a5\u6536\u5931\u8d25&#xff0c;\u8fde\u63a5\u53ef\u80fd\u5df2\u7ecf\u65ad\u5f00<br \/>\n        return false;<br \/>\n    }<br \/>\n}<\/p>\n<p> \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d&#xff0c;  IsConnected  \u65b9\u6cd5\u5c1d\u8bd5\u8bfb\u53d6\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e&#xff0c;\u5982\u679c\u5931\u8d25\u5219\u6355\u83b7  SocketException  \u5f02\u5e38&#xff0c;\u8868\u660e\u8fde\u63a5\u53ef\u80fd\u5df2\u65ad\u5f00\u3002 <\/p>\n<h4> 4.2.2 \u65ad\u8fde\u65f6\u7684\u8d44\u6e90\u56de\u6536\u4e0e\u72b6\u6001\u91cd\u7f6e <\/h4>\n<p> \u4e00\u65e6\u68c0\u6d4b\u5230\u65ad\u8fde&#xff0c;\u9700\u8981\u53ca\u65f6\u56de\u6536\u6240\u6709\u76f8\u5173\u7684\u8d44\u6e90&#xff0c;\u5e76\u91cd\u7f6e\u901a\u4fe1\u72b6\u6001\u3002\u8fd9\u5305\u62ec\u5173\u95edTCP\u8fde\u63a5\u3001\u91ca\u653e\u5957\u63a5\u5b57\u53e5\u67c4\u4ee5\u53ca\u6e05\u7406\u4e0e\u8fde\u63a5\u76f8\u5173\u7684\u4efb\u4f55\u8d44\u6e90\u3002 <\/p>\n<p>\/\/ \u4ee3\u7801\u793a\u4f8b&#xff1a;\u65ad\u8fde\u540e\u7684\u8d44\u6e90\u6e05\u7406\u548c\u72b6\u6001\u91cd\u7f6e<br \/>\npublic void HandleDisconnection()<br \/>\n{<br \/>\n    \/\/ \u5173\u95edTCP\u8fde\u63a5<br \/>\n    tcpClient.Close();<br \/>\n    \/\/ \u6e05\u7406\u8d44\u6e90\u548c\u72b6\u6001\u91cd\u7f6e<br \/>\n    \/\/ \u793a\u4f8b\u4ee3\u7801\u7701\u7565\u5177\u4f53\u7684\u6e05\u7406\u903b\u8f91<br \/>\n}<\/p>\n<h4> 4.2.3 \u65ad\u8fde\u91cd\u8fde\u7b56\u7565\u7684\u8bbe\u8ba1\u4e0e\u5b9e\u73b0 <\/h4>\n<p> \u8bbe\u8ba1\u65ad\u8fde\u91cd\u8fde\u7b56\u7565\u65f6\u9700\u8981\u8003\u8651\u91cd\u8fde\u7684\u9891\u7387\u3001\u91cd\u8fde\u7684\u6700\u5927\u5c1d\u8bd5\u6b21\u6570\u3001\u4ee5\u53ca\u91cd\u8fde\u5931\u8d25\u65f6\u7684\u5e94\u5bf9\u63aa\u65bd\u3002\u901a\u5e38\u91c7\u7528\u6307\u6570\u9000\u907f\u7b97\u6cd5\u6765\u63a7\u5236\u91cd\u8fde\u95f4\u9694&#xff0c;\u907f\u514d\u5728\u670d\u52a1\u5668\u8d1f\u8f7d\u9ad8\u6216\u7f51\u7edc\u95ee\u9898\u672a\u89e3\u51b3\u65f6\u8fc7\u5ea6\u91cd\u8fde\u3002 <\/p>\n<p>\/\/ \u4ee3\u7801\u793a\u4f8b&#xff1a;\u6307\u6570\u9000\u907f\u7b56\u7565\u5b9e\u73b0<br \/>\npublic class ReconnectionStrategy<br \/>\n{<br \/>\n    private int maxAttempts &#061; 5;<br \/>\n    private int currentAttempt &#061; 0;<br \/>\n    private int initialDelay &#061; 1000; \/\/ \u521d\u59cb\u5ef6\u8fdf\u65f6\u95f4&#xff0c;\u5355\u4f4d\u6beb\u79d2<\/p>\n<p>    public bool TryReconnect()<br \/>\n    {<br \/>\n        if (currentAttempt &lt; maxAttempts)<br \/>\n        {<br \/>\n            int delay &#061; initialDelay * (int)Math.Pow(2, currentAttempt);<br \/>\n            Task.Delay(delay).Wait(); \/\/ \u7ebf\u7a0b\u7b49\u5f85\u6307\u5b9a\u7684\u5ef6\u8fdf\u65f6\u95f4<br \/>\n            \/\/ \u5c1d\u8bd5\u91cd\u8fde<br \/>\n            \/\/ \u793a\u4f8b\u4ee3\u7801\u7701\u7565\u5177\u4f53\u7684\u91cd\u8fde\u903b\u8f91<br \/>\n            currentAttempt&#043;&#043;;<br \/>\n            return true;<br \/>\n        }<br \/>\n        else<br \/>\n        {<br \/>\n            \/\/ \u91cd\u8fde\u5c1d\u8bd5\u8fbe\u5230\u6700\u5927\u6b21\u6570<br \/>\n            return false;<br \/>\n        }<br \/>\n    }<br \/>\n}<\/p>\n<p> \u5728  ReconnectionStrategy  \u7c7b\u4e2d&#xff0c;\u901a\u8fc7  TryReconnect  \u65b9\u6cd5\u5b9e\u73b0\u6307\u6570\u9000\u907f\u7b56\u7565\u3002\u6bcf\u6b21\u91cd\u8fde\u5931\u8d25\u540e&#xff0c;\u4e0b\u4e00\u6b21\u91cd\u8fde\u7684\u5ef6\u8fdf\u65f6\u95f4\u4f1a\u52a0\u500d&#xff0c;\u76f4\u5230\u8fbe\u5230\u6700\u5927\u5c1d\u8bd5\u6b21\u6570\u3002\u8fd9\u6837\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u8fde\u7eed\u5feb\u901f\u91cd\u8fde\u5bf9\u670d\u52a1\u5668\u548c\u7f51\u7edc\u7684\u51b2\u51fb\u3002 <\/p>\n<p> \u901a\u8fc7\u4ee5\u4e0a\u7ae0\u8282\u7684\u8be6\u7ec6\u5185\u5bb9&#xff0c;\u53ef\u4ee5\u5bf9\u5982\u4f55\u7ef4\u62a4TCP\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u6709\u4e86\u4e00\u4e2a\u5168\u9762\u7684\u7406\u89e3\u3002\u5728\u5b9e\u73b0\u5fc3\u8df3\u68c0\u6d4b\u548c\u65ad\u8fde\u5904\u7406\u673a\u5236\u65f6&#xff0c;\u5173\u952e\u662f\u8981\u5e73\u8861\u597d\u7cfb\u7edf\u8d44\u6e90\u7684\u4f7f\u7528\u3001\u6027\u80fd\u7684\u8003\u8651\u4ee5\u53ca\u5f02\u5e38\u60c5\u51b5\u7684\u5e94\u5bf9\u7b56\u7565\u3002 <\/p>\n<h2> 5. \u9519\u8bef\u5904\u7406\u548c\u65e5\u5fd7\u8bb0\u5f55\u7b56\u7565 <\/h2>\n<p> \u5728\u6784\u5efa\u548c\u90e8\u7f72TCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5e94\u7528\u65f6&#xff0c;\u4e00\u4e2a\u5173\u952e\u7684\u65b9\u9762\u662f\u5b9e\u73b0\u5065\u58ee\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\u548c\u8be6\u5c3d\u7684\u65e5\u5fd7\u8bb0\u5f55\u7b56\u7565\u3002\u8fd9\u4e0d\u4ec5\u80fd\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u95ee\u9898&#xff0c;\u8fd8\u80fd\u5728\u53d1\u751f\u6545\u969c\u65f6\u63d0\u4f9b\u4fe1\u606f&#xff0c;\u4fbf\u4e8e\u540e\u7eed\u5206\u6790\u548c\u5ba1\u8ba1\u3002\u672c\u7ae0\u8282\u5c06\u8be6\u7ec6\u63a2\u8ba8\u5728C#\u4e2d\u5982\u4f55\u5b9e\u73b0\u5f02\u5e38\u5904\u7406\u673a\u5236\u548c\u65e5\u5fd7\u8bb0\u5f55\u7b56\u7565&#xff0c;\u4ee5\u53ca\u5b83\u4eec\u5982\u4f55\u534f\u540c\u5de5\u4f5c\u4ee5\u63d0\u9ad8\u7f51\u7edc\u901a\u4fe1\u7684\u6574\u4f53\u7a33\u5b9a\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002 <\/p>\n<h3> 5.1 \u5f02\u5e38\u5904\u7406\u673a\u5236 <\/h3>\n<p> \u5f02\u5e38\u5904\u7406\u662f\u4efb\u4f55\u5065\u58ee\u5e94\u7528\u7a0b\u5e8f\u4e0d\u53ef\u6216\u7f3a\u7684\u90e8\u5206\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u9884\u671f\u6f5c\u5728\u7684\u9519\u8bef\u60c5\u51b5&#xff0c;\u5e76\u76f8\u5e94\u5730\u505a\u51fa\u54cd\u5e94\u3002\u5728C#\u4e2d&#xff0c;\u5f02\u5e38\u5904\u7406\u901a\u8fc7\u4f7f\u7528try-catch-finally\u5757\u6765\u5b8c\u6210\u3002 <\/p>\n<h4> 5.1.1 \u5f02\u5e38\u6355\u83b7\u548c\u5904\u7406\u7b56\u7565 <\/h4>\n<p> \u5f02\u5e38\u6355\u83b7\u5e94\u5f53\u5c3d\u53ef\u80fd\u9760\u8fd1\u5f02\u5e38\u53d1\u751f\u7684\u5730\u70b9\u3002\u8fd9\u6837\u505a\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u51cf\u5c11\u5f02\u5e38\u6269\u6563\u5230\u5e94\u7528\u7a0b\u5e8f\u7684\u5176\u4ed6\u90e8\u5206\u7684\u53ef\u80fd\u6027&#xff0c;\u540c\u65f6\u786e\u4fdd\u6bcf\u4e2a\u5f02\u5e38\u90fd\u80fd\u5728\u9002\u5f53\u7684\u8303\u56f4\u5185\u5f97\u5230\u5904\u7406\u3002 <\/p>\n<p>try<br \/>\n{<br \/>\n    \/\/ \u5c1d\u8bd5\u6267\u884c\u53ef\u80fd\u4f1a\u629b\u51fa\u5f02\u5e38\u7684\u4ee3\u7801<br \/>\n    \/\/ \u4f8b\u5982&#xff0c;\u7f51\u7edc\u901a\u4fe1\u64cd\u4f5c<br \/>\n}<br \/>\ncatch (Exception ex)<br \/>\n{<br \/>\n    \/\/ \u5904\u7406\u5df2\u77e5\u5f02\u5e38&#xff0c;\u8bb0\u5f55\u76f8\u5173\u4fe1\u606f<br \/>\n    LogException(ex);<br \/>\n}<br \/>\nfinally<br \/>\n{<br \/>\n    \/\/ \u6267\u884c\u6e05\u7406\u64cd\u4f5c&#xff0c;\u5982\u91ca\u653e\u8d44\u6e90<br \/>\n    CleanUp();<br \/>\n}<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e\u548c\u4ee3\u7801\u903b\u8f91\u5206\u6790&#xff1a; <\/h5>\n<ul>\n<li>  try  \u5757\u5305\u542b\u53ef\u80fd\u629b\u51fa\u5f02\u5e38\u7684\u4ee3\u7801\u3002 <\/li>\n<li>  catch  \u5757\u5305\u542b\u7528\u4e8e\u6355\u83b7\u548c\u5904\u7406\u7279\u5b9a\u7c7b\u578b\u5f02\u5e38&#xff08;\u5728\u8fd9\u91cc\u662f  Exception  \u7c7b&#xff09;\u7684\u4ee3\u7801\u3002 <\/li>\n<li>  finally  \u5757\u5305\u542b\u65e0\u8bba\u662f\u5426\u53d1\u751f\u5f02\u5e38\u90fd\u9700\u8981\u6267\u884c\u7684\u4ee3\u7801&#xff0c;\u901a\u5e38\u7528\u4e8e\u91ca\u653e\u8d44\u6e90\u3002 <\/li>\n<li>  LogException(ex)  \u662f\u4e00\u4e2a\u5047\u8bbe\u7684\u65b9\u6cd5&#xff0c;\u7528\u4e8e\u8bb0\u5f55\u5f02\u5e38\u4fe1\u606f\u3002 <\/li>\n<li>  CleanUp()  \u662f\u4e00\u4e2a\u5047\u8bbe\u7684\u65b9\u6cd5&#xff0c;\u7528\u4e8e\u6267\u884c\u5fc5\u8981\u7684\u8d44\u6e90\u6e05\u7406\u64cd\u4f5c\u3002 <\/li>\n<\/ul>\n<h4> 5.1.2 \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u4e2d\u7684\u5f02\u5e38\u4f20\u64ad <\/h4>\n<p> \u5728\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u7f51\u7edc\u901a\u4fe1\u4e2d&#xff0c;\u5f02\u5e38\u53ef\u80fd\u4f1a\u5728\u591a\u4e2a\u5c42\u9762\u4e0a\u53d1\u751f\u3002\u5f02\u5e38\u5904\u7406\u9700\u8981\u6839\u636e\u4e0d\u540c\u7684\u5f02\u5e38\u60c5\u51b5\u6765\u8bbe\u8ba1&#xff0c;\u4ee5\u786e\u4fdd\u5f02\u5e38\u4e0d\u4f1a\u65e0\u9650\u5236\u5730\u4f20\u64ad&#xff0c;\u540c\u65f6\u5141\u8bb8\u5bf9\u5173\u952e\u9519\u8bef\u8fdb\u884c\u9002\u5f53\u54cd\u5e94\u3002 <\/p>\n<p>void ProcessNetworkData(byte[] data)<br \/>\n{<br \/>\n    try<br \/>\n    {<br \/>\n        \/\/ \u89e3\u6790\u6570\u636e\u5e76\u8fdb\u884c\u5904\u7406<br \/>\n    }<br \/>\n    catch (InvalidDataException ex)<br \/>\n    {<br \/>\n        \/\/ \u5904\u7406\u6570\u636e\u89e3\u6790\u5f02\u5e38<br \/>\n        HandleInvalidDataException(ex);<br \/>\n    }<br \/>\n    catch (IOException ex)<br \/>\n    {<br \/>\n        \/\/ \u5904\u7406\u7f51\u7edcI\/O\u5f02\u5e38<br \/>\n        HandleIOError(ex);<br \/>\n    }<br \/>\n}<\/p>\n<p>void HandleInvalidDataException(InvalidDataException ex)<br \/>\n{<br \/>\n    \/\/ \u8bb0\u5f55\u7279\u5b9a\u5f02\u5e38&#xff0c;\u91c7\u53d6\u7ea0\u6b63\u63aa\u65bd<br \/>\n}<\/p>\n<p>void HandleIOError(IOException ex)<br \/>\n{<br \/>\n    \/\/ \u8bb0\u5f55\u7279\u5b9a\u5f02\u5e38&#xff0c;\u8003\u8651\u65ad\u5f00\u8fde\u63a5\u6216\u91cd\u8bd5\u7b56\u7565<br \/>\n}<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e\u548c\u4ee3\u7801\u903b\u8f91\u5206\u6790&#xff1a; <\/h5>\n<ul>\n<li>  ProcessNetworkData  \u65b9\u6cd5\u4ee3\u8868\u5904\u7406\u7f51\u7edc\u6570\u636e\u7684\u903b\u8f91\u3002 <\/li>\n<li>  HandleInvalidDataException  \u548c  HandleIOError  \u5206\u522b\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u5f02\u5e38&#xff0c;\u5e76\u53ef\u4ee5\u6839\u636e\u5f02\u5e38\u7684\u6027\u8d28\u6267\u884c\u4e0d\u540c\u7684\u903b\u8f91\u3002 <\/li>\n<li> \u5f02\u5e38\u5904\u7406\u7b56\u7565\u5305\u62ec\u8bb0\u5f55\u5f02\u5e38\u8be6\u60c5\u548c\u91c7\u53d6\u7ea0\u6b63\u63aa\u65bd&#xff0c;\u4f8b\u5982\u65ad\u5f00\u8fde\u63a5\u6216\u5c1d\u8bd5\u91cd\u8fde\u7b49\u3002 <\/li>\n<\/ul>\n<h3> 5.2 \u65e5\u5fd7\u8bb0\u5f55\u7684\u4f5c\u7528\u548c\u65b9\u6cd5 <\/h3>\n<p> \u65e5\u5fd7\u8bb0\u5f55\u662f\u76d1\u63a7\u3001\u8c03\u8bd5\u548c\u5ba1\u8ba1\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u4e3a\u5f00\u53d1\u8005\u548c\u8fd0\u7ef4\u4eba\u5458\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4e86\u89e3\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u65f6\u72b6\u51b5\u7684\u7a97\u53e3\u3002\u5728\u8bbe\u8ba1\u65e5\u5fd7\u8bb0\u5f55\u7cfb\u7edf\u65f6&#xff0c;\u9700\u8981\u8003\u8651\u65e5\u5fd7\u7ea7\u522b\u3001\u683c\u5f0f\u3001\u5b58\u50a8\u65b9\u5f0f\u548c\u67e5\u8be2\u673a\u5236\u3002 <\/p>\n<h4> 5.2.1 \u65e5\u5fd7\u7ea7\u522b\u548c\u683c\u5f0f\u7684\u9009\u62e9 <\/h4>\n<p> \u65e5\u5fd7\u7ea7\u522b\u51b3\u5b9a\u4e86\u65e5\u5fd7\u7684\u7d27\u6025\u6027\u548c\u91cd\u8981\u6027\u3002\u5728.NET\u4e2d&#xff0c;\u901a\u5e38\u4f7f\u7528\u7531\u4f4e\u5230\u9ad8\u7684\u65e5\u5fd7\u7ea7\u522b&#xff1a;Trace\u3001Debug\u3001Information\u3001Warning\u3001Error\u3001Critical\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u65e5\u5fd7\u7684\u7528\u9014\u548c\u76ee\u6807\u53d7\u4f17\u6765\u9009\u62e9\u5408\u9002\u7684\u65e5\u5fd7\u7ea7\u522b\u3002 <\/p>\n<p>\/\/ \u793a\u4f8b&#xff1a;\u8bb0\u5f55\u4e0d\u540c\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f<br \/>\nlogger.LogTrace(&#034;Entering method Xyz.&#034;);<br \/>\nlogger.LogDebug(&#034;Debugging step in method Xyz.&#034;);<br \/>\nlogger.LogInformation(&#034;Method Xyz completed successfully.&#034;);<br \/>\nlogger.LogWarning(&#034;Warning condition encountered in Xyz.&#034;);<br \/>\nlogger.LogError(&#034;Error occurred in method Xyz.&#034;);<br \/>\nlogger.LogCritical(&#034;Critical error! System shutdown in 5 minutes.&#034;);<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e\u548c\u4ee3\u7801\u903b\u8f91\u5206\u6790&#xff1a; <\/h5>\n<ul>\n<li>  logger  \u662f\u4e00\u4e2a\u5047\u8bbe\u7684\u65e5\u5fd7\u8bb0\u5f55\u5668\u5b9e\u4f8b&#xff0c;\u7528\u4e8e\u8bb0\u5f55\u65e5\u5fd7\u6d88\u606f\u3002 <\/li>\n<li>  LogTrace  \u901a\u5e38\u7528\u4e8e\u8bb0\u5f55\u5e95\u5c42\u65b9\u6cd5\u8c03\u7528\u548c\u590d\u6742\u7684\u903b\u8f91\u6d41\u7a0b\u3002 <\/li>\n<li>  LogDebug  \u7528\u4e8e\u8bb0\u5f55\u8c03\u8bd5\u4fe1\u606f&#xff0c;\u5e2e\u52a9\u5f00\u53d1\u8005\u5728\u5f00\u53d1\u548c\u6d4b\u8bd5\u9636\u6bb5\u67e5\u627e\u95ee\u9898\u3002 <\/li>\n<li>  LogInformation  \u7528\u4e8e\u8bb0\u5f55\u5e38\u89c4\u64cd\u4f5c\u548c\u4e8b\u4ef6\u3002 <\/li>\n<li>  LogWarning  \u7528\u4e8e\u8bb0\u5f55\u53ef\u80fd\u9700\u8981\u5173\u6ce8\u4f46\u4e0d\u7d27\u6025\u7684\u95ee\u9898\u3002 <\/li>\n<li>  LogError  \u7528\u4e8e\u8bb0\u5f55\u8fd0\u884c\u65f6\u9519\u8bef\u3002 <\/li>\n<li>  LogCritical  \u7528\u4e8e\u8bb0\u5f55\u975e\u5e38\u4e25\u91cd\u7684\u9519\u8bef&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u6216\u7cfb\u7edf\u7684\u91cd\u5927\u6545\u969c\u3002 <\/li>\n<\/ul>\n<h4> 5.2.2 \u5b9e\u73b0\u65e5\u5fd7\u8bb0\u5f55\u7684\u5e93\u9009\u62e9 <\/h4>\n<p> \u5728.NET\u4e2d&#xff0c;\u6709\u591a\u79cd\u5e93\u53ef\u7528\u4e8e\u5b9e\u73b0\u65e5\u5fd7\u8bb0\u5f55\u3002\u4e00\u4e9b\u6d41\u884c\u7684\u5e93\u5305\u62ecNLog\u3001log4net\u548cSerilog\u3002\u8fd9\u4e9b\u5e93\u901a\u5e38\u63d0\u4f9b\u7075\u6d3b\u7684\u914d\u7f6e\u9009\u9879&#xff0c;\u53ef\u4ee5\u5c06\u65e5\u5fd7\u8bb0\u5f55\u5230\u591a\u79cd\u8f93\u51fa\u76ee\u6807&#xff0c;\u5982\u63a7\u5236\u53f0\u3001\u6587\u4ef6\u3001\u6570\u636e\u5e93\u548c\u8fdc\u7a0b\u65e5\u5fd7\u670d\u52a1\u3002 <\/p>\n<p>\/\/ \u4f7f\u7528Serilog\u8fdb\u884c\u65e5\u5fd7\u8bb0\u5f55<br \/>\nvar logger &#061; new LoggerConfiguration()<br \/>\n    .MinimumLevel.Information()<br \/>\n    .WriteTo.Console()<br \/>\n    .WriteTo.File(&#034;application.log&#034;, rollingInterval: RollingInterval.Day)<br \/>\n    .CreateLogger();<\/p>\n<p>logger.Information(&#034;Application started.&#034;);<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e\u548c\u4ee3\u7801\u903b\u8f91\u5206\u6790&#xff1a; <\/h5>\n<ul>\n<li>  LoggerConfiguration  \u662fSerilog\u5e93\u4e2d\u7528\u4e8e\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u5668\u7684\u7c7b\u3002 <\/li>\n<li>  MinimumLevel  \u8bbe\u7f6e\u4e86\u8bb0\u5f55\u5668\u7684\u6700\u4f4e\u65e5\u5fd7\u7ea7\u522b\u3002 <\/li>\n<li>  WriteTo.Console  \u548c  WriteTo.File  \u5206\u522b\u914d\u7f6e\u4e86\u65e5\u5fd7\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u548c\u6587\u4ef6\u7684\u8bbe\u7f6e\u3002 <\/li>\n<li>  rollingInterval  \u53c2\u6570\u7528\u4e8e\u914d\u7f6e\u65e5\u5fd7\u6587\u4ef6\u7684\u6eda\u52a8\u95f4\u9694&#xff0c;\u8fd9\u91cc\u8bbe\u7f6e\u4e3a\u6309\u5929\u6eda\u52a8\u3002 <\/li>\n<li>  Information  \u662f\u4e00\u4e2a\u65e5\u5fd7\u6d88\u606f\u65b9\u6cd5&#xff0c;\u7528\u4e8e\u8bb0\u5f55\u4fe1\u606f\u7ea7\u522b\u7684\u65e5\u5fd7\u3002 <\/li>\n<\/ul>\n<h4> 5.2.3 \u65e5\u5fd7\u6570\u636e\u7684\u5b58\u50a8\u4e0e\u67e5\u8be2 <\/h4>\n<p> \u65e5\u5fd7\u6570\u636e\u7684\u5b58\u50a8\u548c\u67e5\u8be2\u5bf9\u4e8e\u5206\u6790\u5386\u53f2\u4e8b\u4ef6\u548c\u8bca\u65ad\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002\u5728\u8bbe\u8ba1\u65e5\u5fd7\u5b58\u50a8\u7b56\u7565\u65f6&#xff0c;\u9700\u8981\u8003\u8651\u65e5\u5fd7\u7684\u4fdd\u7559\u671f\u9650\u3001\u8bbf\u95ee\u901f\u5ea6\u3001\u5b89\u5168\u6027\u548c\u5408\u89c4\u6027\u7b49\u56e0\u7d20\u3002\u57fa\u4e8e\u8fd9\u4e9b\u8003\u8651&#xff0c;\u65e5\u5fd7\u53ef\u4ee5\u5b58\u50a8\u5728\u6587\u4ef6\u7cfb\u7edf\u3001\u6570\u636e\u5e93\u6216\u4e13\u7528\u7684\u65e5\u5fd7\u7ba1\u7406\u7cfb\u7edf\u4e2d\u3002 <\/p>\n<p>\/\/ \u793a\u4f8b&#xff1a;\u5c06\u65e5\u5fd7\u5b58\u50a8\u5230\u6587\u4ef6\u7cfb\u7edf&#xff0c;\u5e76\u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6<br \/>\nvar logFilePath &#061; &#034;application.log&#034;;<br \/>\nFile.AppendAllText(logFilePath, &#034;Application error occurred.\\\\n&#034;);<\/p>\n<p>\/\/ \u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6\u5185\u5bb9<br \/>\nstring[] lines &#061; File.ReadAllLines(logFilePath);<br \/>\nforeach (var line in lines)<br \/>\n{<br \/>\n    Console.WriteLine(line);<br \/>\n}<\/p>\n<h5> \u53c2\u6570\u8bf4\u660e\u548c\u4ee3\u7801\u903b\u8f91\u5206\u6790&#xff1a; <\/h5>\n<ul>\n<li>  logFilePath  \u6307\u5b9a\u4e86\u65e5\u5fd7\u6587\u4ef6\u7684\u8def\u5f84\u3002 <\/li>\n<li>  File.AppendAllText  \u5c06\u9519\u8bef\u6d88\u606f\u8ffd\u52a0\u5230\u65e5\u5fd7\u6587\u4ef6\u4e2d\u3002 <\/li>\n<li>  File.ReadAllLines  \u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6\u7684\u6240\u6709\u884c\u3002 <\/li>\n<li> \u8fd9\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u65e5\u5fd7\u5199\u5165\u6587\u4ef6\u7cfb\u7edf&#xff0c;\u5e76\u8bfb\u53d6\u6587\u4ef6\u4ee5\u67e5\u8be2\u5386\u53f2\u65e5\u5fd7\u3002 <\/li>\n<\/ul>\n<p> \u5728\u5b9e\u9645\u5e94\u7528\u4e2d&#xff0c;\u4e3a\u4e86\u63d0\u9ad8\u65e5\u5fd7\u6570\u636e\u7684\u67e5\u8be2\u6548\u7387&#xff0c;\u901a\u5e38\u4f1a\u4f7f\u7528\u652f\u6301\u5168\u6587\u641c\u7d22\u7684\u6570\u636e\u5e93\u7cfb\u7edf&#xff0c;\u4f8b\u5982Elasticsearch\u3002\u8fd9\u5141\u8bb8\u5bf9\u65e5\u5fd7\u6570\u636e\u8fdb\u884c\u590d\u6742\u67e5\u8be2\u548c\u5b9e\u65f6\u5206\u6790\u3002 <\/p>\n<p> \u901a\u8fc7\u672c\u7ae0\u8282\u7684\u4ecb\u7ecd&#xff0c;\u6211\u4eec\u6df1\u5165\u4e86\u89e3\u4e86\u5728C#\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5b9e\u73b0\u5f02\u5e38\u5904\u7406\u548c\u65e5\u5fd7\u8bb0\u5f55\u7684\u673a\u5236\u548c\u7b56\u7565\u3002\u5728\u672c\u7ae0\u5185\u5bb9\u4e2d&#xff0c;\u6211\u4eec\u63a2\u8ba8\u4e86\u5982\u4f55\u6709\u6548\u5730\u6355\u83b7\u548c\u5904\u7406\u5f02\u5e38&#xff0c;\u4ee5\u53ca\u5982\u4f55\u9009\u62e9\u548c\u4f7f\u7528\u65e5\u5fd7\u8bb0\u5f55\u5e93\u6765\u8bb0\u5f55\u548c\u67e5\u8be2\u65e5\u5fd7\u6570\u636e\u3002\u8fd9\u4e9b\u77e5\u8bc6\u662f\u6784\u5efa\u53ef\u9760\u4e14\u6613\u4e8e\u7ef4\u62a4\u7f51\u7edc\u901a\u4fe1\u5e94\u7528\u7684\u57fa\u7840&#xff0c;\u5bf9\u4e8e\u5f00\u53d1\u4eba\u5458\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u6765\u8bf4\u90fd\u662f\u5fc5\u5907\u7684\u6280\u80fd\u3002 <\/p>\n<h2> 6. \u5b9e\u73b0\u7a33\u5b9a\u7f51\u7edc\u901a\u4fe1\u7684\u539f\u7406\u548c\u5b9e\u8df5 <\/h2>\n<h3> 6.1 \u7a33\u5b9a\u6027\u7684\u7406\u8bba\u57fa\u7840 <\/h3>\n<h4> 6.1.1 \u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u5e38\u89c1\u95ee\u9898\u548c\u539f\u56e0 <\/h4>\n<p> \u7f51\u7edc\u901a\u4fe1\u4e2d\u5e38\u89c1\u7684\u95ee\u9898\u5305\u62ec\u6570\u636e\u5305\u4e22\u5931\u3001\u5ef6\u8fdf\u3001\u4e71\u5e8f\u548c\u91cd\u590d&#xff0c;\u8fd9\u4e9b\u901a\u5e38\u7531\u7f51\u7edc\u62e5\u585e\u3001\u786c\u4ef6\u6545\u969c\u3001\u8f6f\u4ef6\u7f3a\u9677\u6216\u7535\u78c1\u5e72\u6270\u7b49\u539f\u56e0\u5f15\u8d77\u3002\u4f8b\u5982&#xff0c;\u7f51\u7edc\u62e5\u585e\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u5305\u5728\u7f51\u7edc\u8bbe\u5907\u4e2d\u6392\u961f\u7b49\u5f85\u4f20\u8f93&#xff0c;\u589e\u52a0\u4e86\u5ef6\u8fdf&#xff0c;\u4e25\u91cd\u65f6\u751a\u81f3\u4f1a\u5bfc\u81f4\u6570\u636e\u5305\u4e22\u5931\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u4e9b\u95ee\u9898&#xff0c;\u9700\u8981\u5728\u7f51\u7edc\u5c42\u548c\u5e94\u7528\u5c42\u91c7\u53d6\u591a\u79cd\u7b56\u7565&#xff0c;\u4ee5\u786e\u4fdd\u7a33\u5b9a\u6027\u548c\u6570\u636e\u7684\u5b8c\u6574\u4f20\u8f93\u3002 <\/p>\n<h4> 6.1.2 \u53ef\u9760\u4f20\u8f93\u548c\u9519\u8bef\u63a7\u5236\u7b56\u7565 <\/h4>\n<p> 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\u5b9e\u8df5\u4e2d\u7684\u6280\u672f\u5e94\u7528 <\/h3>\n<h4> 6.2.1 \u7f51\u7edc\u5c42\u4f18\u5316\u6280\u672f <\/h4>\n<p> 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