asp.net统计网站访问量和在线人数的方法代码,Asp.Net代码库,德仔网

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【Asp.Net】 asp.net统计网站访问量和在线人数的方法

作者:Dezai.CN / 发布于2011/9/6/ 2937

<div>
using System;
using System.Collections;
using System.ComponentModel;
using System.Web;
using System.Web.SessionState;
using System.IO ;
namespace movie 
{
/// <summary>
/// Global 的摘要说明。
/// </summary>
public class Global : System.Web.HttpApplication
{
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.IContainer components = null;
public Global()
{
InitializeComponent();
} 

protected void Application_Start(Object sender, EventArgs e)
{
Application["conn"]="Server=localhost;database=movie;uid=sa;pwd='zcc';";
Application["user_sessions"] = 0; 
Application["counter_num"]=0;

uint count=0; 
StreamReader srd; 
//取得文件的实际路径 
string file_path=Server.MapPath ("counter.txt"); 
//打开文件进行读取 
srd=File.OpenText (file_path); 
while(srd.Peek ()!=-1) 
{ 
string str=srd.ReadLine (); 
count=UInt32.Parse (str); 
} 
object obj=count; 
Application["counter"]=obj; 
srd.Close ();
}

protected void Session_Start(Object sender, EventArgs e)
{
Application.Lock(); 
Application["user_sessions"] = (int)Application["user_sessions"] + 1; 
Application.UnLock();
Application.Lock (); 
//数值累加，注意这里使用了装箱（boxing） 
uint jishu=0; 
jishu=(uint)Application["counter"]; 
jishu=jishu+1; 
object obj=jishu; 
Application["counter"]=obj; 
//将数据记录写入文件 
string file_path=Server.MapPath ("counter.txt"); 
StreamWriter fs=new StreamWriter(file_path,false); 
fs.WriteLine (jishu); 
fs.Close (); 
Application.UnLock ();

}
protected void Application_BeginRequest(Object sender, EventArgs e)
{
// Application.Lock();
// Application["counter_num"]=(int)Application["counter_num"]+1;
// Application.UnLock();
}
protected void Application_EndRequest(Object sender, EventArgs e)
{
}
protected void Application_AuthenticateRequest(Object sender, EventArgs e)
{
}
protected void Application_Error(Object sender, EventArgs e)
{
}
protected void Session_End(Object sender, EventArgs e)
{
Application.Lock(); 
Application["user_sessions"] = (int)Application["user_sessions"] - 1; 
Application.UnLock();
}
protected void Application_End(Object sender, EventArgs e)
{
uint js=0; 
js=(uint)Application["counter"]; 
//object obj=js; 
//Application["counter"]=js; 
//将数据记录写入文件 
string file_path=Server.MapPath ("counter.txt"); 
StreamWriter fs=new StreamWriter(file_path,false); 
fs.WriteLine(js); 
fs.Close ();

}

#region Web 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{ 
this.components = new System.ComponentModel.Container();
}
#endregion
}
}
</div>

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