序列化

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Data;
using System.Drawing;
using System.Xml;
using System.Xml.Serialization;
using System.Runtime.Serialization.Formatters.Binary;

namespace N_server
{
class AppClass
{
/// <summary>
/// 服务器端口
/// </summary>
public static string ServerIP = "127.0.0.1";
public static string SQLuser = "";
public static string SQLpass = "";
public static string SQLdata = "";

public static string ServerIP2 = "";
public static string ComName = "";
public static string ComPort = "";
public static string DoubleIP = "";
public static string DoublePort = "";

public static string Conn = "";
/// <summary>
/// 保存服务器设置
/// </summary>
public static void SaveSetting()
{
StreamWriter sw = new StreamWriter("Config.Dat", false);
sw.WriteLine(ServerIP);
sw.WriteLine(SQLuser);
sw.WriteLine(SQLpass);
sw.WriteLine(SQLdata);

sw.WriteLine(ServerIP2);
sw.WriteLine(ComName);
sw.WriteLine(ComPort);
sw.WriteLine(DoubleIP);
sw.WriteLine(DoublePort);
sw.Close();
}
/// <summary>
/// 加载服务器设置
/// </summary>
public static void LoadSetting()
{
StreamReader sr = new StreamReader("Config.Dat");
AppClass.ServerIP = sr.ReadLine();
AppClass.SQLuser = sr.ReadLine();
AppClass.SQLpass = sr.ReadLine();
AppClass.SQLdata = sr.ReadLine();

AppClass.ServerIP2 = sr.ReadLine();
AppClass.ComName = sr.ReadLine();
AppClass.ComPort = sr.ReadLine();
AppClass.DoubleIP = sr.ReadLine();
AppClass.DoublePort = sr.ReadLine();
sr.Close();
Conn = "server=" + AppClass.ServerIP + ";uid=" + AppClass.SQLuser + ";pwd=" + AppClass.SQLpass + ";database=" + AppClass.SQLdata + "";
}

/// <summary>
/// xml序列化DataTable
/// </summary>
public static string dataTostr(DataTable thedata)
{
StringBuilder sb = new StringBuilder();
XmlWriter writer = XmlWriter.Create(sb);
XmlSerializer serializer = new XmlSerializer(typeof(DataTable));
serializer.Serialize(writer, thedata);
writer.Close();
return sb.ToString();
}

/// <summary>
/// xml反序列化DataTable
/// </summary>
public static DataTable strTodata(string Dstr)
{
StringReader strReader = new StringReader(Dstr);
XmlReader xmlReader = XmlReader.Create(strReader);
XmlSerializer serializer = new XmlSerializer(typeof(DataTable));
DataTable dt = serializer.Deserialize(xmlReader) as DataTable;
return dt;
}

/// <summary>
/// 把对象序列化并返回相应的字节
/// </summary>
/// <param name="pObj">需要序列化的对象</param>
/// <returns>byte[]</returns>
public static byte[] SerializeObject(object pObj)
{
if (pObj == null)
return null;
System.IO.MemoryStream _memory = new System.IO.MemoryStream();
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(_memory, pObj);
_memory.Position = 0;
byte[] read = new byte[_memory.Length];
_memory.Read(read, 0, read.Length);
_memory.Close();
return read;
}
/// <summary>
/// 把字节反序列化成相应的对象
/// </summary>
/// <param name="pBytes">字节流</param>
/// <returns>object</returns>
public static object DeserializeObject(byte[] pBytes)
{
object _newOjb = null;
if (pBytes == null)
return _newOjb;
System.IO.MemoryStream _memory = new System.IO.MemoryStream(pBytes);
_memory.Position = 0;
BinaryFormatter formatter = new BinaryFormatter();
_newOjb = formatter.Deserialize(_memory);
_memory.Close();
return _newOjb;
}

public static object toObject(string theValue) //二进制到64数字的字符
{
BinaryFormatter bf = new BinaryFormatter();
byte[] byteValue = Convert.FromBase64String(theValue);
MemoryStream mem = new MemoryStream(byteValue);
object ObjectValue = bf.Deserialize(mem);
mem.Close();
return ObjectValue;
}

public static string toString(object theValue) //二进制到64数字的字符
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream mem = new MemoryStream();
bf.Serialize(mem, theValue);
string returnString = Convert.ToBase64String(mem.ToArray());
mem.Close();
return returnString;
}

public static void WriteFile(string txt)
{
string datatxt = DateTime.Now.Year.ToString() + "-" + DateTime.Now.Month.ToString() + "-" + DateTime.Now.Day.ToString();
StreamWriter sw;
if (File.Exists("LOG/" + datatxt + ".txt") == true)
{
sw = File.AppendText("LOG/" + datatxt + ".txt");
}
else
{
sw = File.CreateText("LOG/" + datatxt + ".txt");
}
sw.WriteLine(DateTime.Now + " " + txt);
sw.Close();
sw.Dispose();
}

public static string WriteImage(Image Objecttxt)
{
string FileName = suiji() + ".gif";
Objecttxt.Save(@"Img/" + FileName, System.Drawing.Imaging.ImageFormat.Gif);
return FileName;
}

public static string suiji()
{
string Numtxt = "";
int num = 0;
// for (int i = 1; i < 5; i++)
// {
Random r = new Random(); //实例化一个随机数对象；
num = r.Next(1000, 9999); //用这个对象产生0到4之间的随机数，也就是你定义的5个数组的下标;

Numtxt = num.ToString();
// }
return Numtxt.ToString();
}

}
}