using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.Net.Sockets;
using System.Configuration;
using System.Xml;
using System.Collections.Specialized;
using System.IO;
namespace abc
{
public class Socket
{
static string ip ="";
static int port = 80;
static Socket socket;
///
/// 连接Socket服务器
///
static void ConnectSocket()
{
try
{
//IPAddress ipAddress = IPAddress.Parse(ip);
//IPEndPoint iep = new IPEndPoint(ipAddress,port);
socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(ip,port);
}
catch (SocketException ex)
{
throw new SocketException(ex.ErrorCode);
}
}
///
/// 发送接受数据
///
/// 发送的数据
///
static byte[] SendAndReceive(string info)
{
ConnectSocket();
byte[] sendMsg = Encoding.GetEncoding("GBK").GetBytes(info);
socket.Send(sendMsg);//发送数据
byte[] receiveByte=new byte[1024];
string receiveMsg = "";
int count = 0;
do
{
count = socket.Receive(receiveByte, receiveByte.Length, 0);//接受数据
receiveMsg += Encoding.GetEncoding("GBK").GetString(receiveByte,0,count);//转换为GBK格式的字符串
}
while (count > 0);
receiveMsg = receiveMsg.Replace("\n\r", "");
byte[] receive = Encoding.GetEncoding("GBK").GetBytes(receiveMsg);
socket.Shutdown(SocketShutdown.Both);//禁止发送和接受数据
socket.Close();//关闭连接释放资源
return receive;
}
public static NameValueCollection getApplyPolicy(string xmlInfo)
{
byte[] by_receive = SendAndReceive(xmlInfo);
string[] paths ={ "/Response/Head", "/Response/Content" };
return Resolves(by_receive, paths);
}
///
/// 解析返回数据
///
/// 返回的XML数据
///
///
static NameValueCollection Resolves(byte[] by_receiveXml, params string[] xPaths)
{
XmlDocument xdoc = new XmlDocument();
//结果hash
xdoc.LoadXml(Encoding.Default.GetString(by_receiveXml));
NameValueCollection items = new NameValueCollection();
foreach (string xPath in xPaths)
{
XmlNodeList xnl = xdoc.SelectSingleNode(xPath).ChildNodes;
foreach (XmlNode xd in xnl)
{
if (xd.ChildNodes.Count > 1)
{
XmlNodeList xnl1 = xd.ChildNodes;
string values = "";
foreach (XmlNode xd1 in xnl1)
{
values += "," + xd1.InnerText;
}
if (values.Trim() != "")
{
values = values.Remove(0, 1);
}
items.Add(xd.Name, values);
}
else
{
items.Add(xd.Name, xd.InnerText);
}
}
}
return items;
}
}
}