客户端代码
using System;using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Net;
using System.Threading;
using System.Net.Sockets;
namespace W.Common
{
public class CacheSocket
{
public Socket skClient;
public string ip = string.Empty;
public int port = -1;
public int netID;
// public int timeSleep = 1;
//每次接收发送的临时信息
private byte[] sendData;//发送的信息
private byte[] receiveData = new byte[1024];//接收信息
private int receiveN;
private bool isErr = false;
//--------
public CacheSocket(int pNetID)
{
this.netID = pNetID;
GetConfig();
Connection();
Cmd("netid:" + this.netID);
}
public CacheSocket(int pNetID, string pIP, int pPort)
{
this.ip = pIP;
this.port = pPort;
Connection();
Cmd("netid:" + pNetID);
}
public string Cmd(string key)
{
lock (this)//一个信息发送后再接收为一次完成过程
{
this.sendData = Encoding.UTF8.GetBytes(key);
try
{
this.skClient.Send(this.sendData);
}
catch (Exception ex)
{
isErr = true;
("Send" + ex.Message).WriteLine();
ReSocket(() => { this.skClient.Send(this.sendData); });
}
try
{
this.receiveN = this.skClient.Receive(this.receiveData);
}
catch (Exception ex)
{
isErr = true;
ReSocket(() => { this.receiveN = this.skClient.Receive(this.receiveData); });
("Receive" + ex.Message).WriteLine();
}
return Encoding.UTF8.GetString(this.receiveData, 0, this.receiveN);
}
}
public delegate void ReSocket_D();
private void ReSocket(ReSocket_D d)
{
if (isErr)
{
Connection();
this.sendData = Encoding.UTF8.GetBytes("netid:" + this.netID);
this.skClient.Send(this.sendData);
this.receiveN = this.skClient.Receive(this.receiveData);
if (Encoding.UTF8.GetString(this.receiveData, 0, this.receiveN) != "1")
{
}
d();
this.isErr = false;
}
}
#region 获取IP和端口
private void GetConfig()
{
this.ip = "127.0.0.1";
this.port = 1234;
}
#endregion
#region 连接套接字
private void Connection()
{
this.skClient = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPEndPoint ie = new IPEndPoint(IPAddress.Parse(this.ip), this.port);//服务器的IP和端口
skClient.Connect(ie);
byte[] data = new byte[7];
this.receiveN = this.skClient.Receive(data);
string s = Encoding.UTF8.GetString(data, 0, this.receiveN);
if (s != "success")
{
throw new Exception("连接不成功" + s);
}
}
#endregion
}
}
使用方法
public static readonly CacheSocket cac=new CacheSocket(2);cac.Cmd("发送内容");
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