我正在与电子邮件网关通信。该网关具有特定的 ip 和端口。
网关的请求是 JSON 格式的,网关通常首先以正在进行的状态响应,然后以确认或错误状态响应,也以 JSON 表示。
发出请求并接收响应的代码是:
using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Collections.Generic;
using System.Threading;
using Microsoft.Win32;
public class TcpClientSample
{
public static void SendMessage(TcpClient client, string msg)
{
Console.WriteLine("REQUEST:" + msg);
NetworkStream stream = client.GetStream();
byte[] myWriteBuffer = Encoding.ASCII.GetBytes(msg);
stream.Write(myWriteBuffer, 0, myWriteBuffer.Length);
byte[] myWriteBuffer2 = Encoding.ASCII.GetBytes("\r\n");
stream.Write(myWriteBuffer2, 0, myWriteBuffer2.Length);
string gResponse = "";
BinaryReader r = new BinaryReader(stream);
int receivedMessages = 0;
while (true)
{
while (true)
{
char currentChar = r.ReadChar();
if (currentChar == '\n')
break;
else
gResponse = gResponse + currentChar;
}
if (gResponse != "")
{
Console.WriteLine("RESPONSE:" + gResponse);
receivedMessages = receivedMessages + 1;
}
if (receivedMessages == 2)
{
break;
}
}
}
public static void Main()
{
List<string> messages = new List<string>();
for (int i = 0; i < 1; i++)
{
String msg = "{ \"user\" : \"James\", \"email\" : \"james@domain.pt\" }";
messages.Add(msg);
}
TcpClient client = new TcpClient();
client.Connect("someIp", somePort);
int sentMessages = 0;
int receivedMessages = 0;
foreach (string msg in messages)
{
Thread newThread = new Thread(() =>
{
sentMessages = sentMessages + 1;
Console.WriteLine("SENT MESSAGES: " + sentMessages);
SendMessage(client, msg);
receivedMessages = receivedMessages + 1;
Console.WriteLine("RECEIVED MESSAGES: " + receivedMessages);
});
newThread.Start();
}
Console.ReadLine();
}
}
如果我发送几封电子邮件(最多 10 封),网络流就可以了。
但是,如果我发送数千封电子邮件,我会弄乱字符谎言
:{iyo"asn ooyes" "ncd" 0,"s_d:"4379" nme" 92729,"er_u" ,"ed_t_i" 2#" p cin_d:"921891010-11:11.725,"s" 4663175D0105E6912ADAAFFF6FDA393367" rpy:" rcein"
为什么是这样?
别担心,我不是垃圾邮件发送者:D