using System;using System.Data;using System.Configuration;using System.Linq;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.HtmlControls;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Xml.Linq;using System.Web.SessionState;using System.Threading;/// ///EventTest 的摘要说明/// public class EventTest : IHttpModule, IRequiresSessionState{    public EventTest()    {        //        //TODO: 在此处添加构造函数逻辑        //    }    void IHttpModule.Dispose()    {        return;    }    void IHttpModule.Init(HttpApplication App)    {        App.AcquireRequestState += new EventHandler(AcquireRequestState);        App.BeginRequest += new EventHandler(BeginRequest);        App.AuthenticateRequest += new EventHandler(AuthenticateRequest);        App.AuthorizeRequest += new EventHandler(AuthorizeRequest);        App.Disposed += new EventHandler(Disposed);        App.EndRequest += new EventHandler(EndRequest);        App.Error += new EventHandler(Error);        //App.MapRequestHandler += new EventHandler(MapRequestHandler);        App.PostAcquireRequestState += new EventHandler(PostAcquireRequestState);        App.PostAuthenticateRequest += new EventHandler(PostAuthenticateRequest);        App.PostAuthorizeRequest += new EventHandler(PostAuthorizeRequest);        //App.PostLogRequest += new EventHandler(PostLogRequest);        App.PostMapRequestHandler += new EventHandler(PostMapRequestHandler);        App.PostReleaseRequestState += new EventHandler(PostReleaseRequestState);        App.PostRequestHandlerExecute += new EventHandler(PostRequestHandlerExecute);        App.PostResolveRequestCache += new EventHandler(PostResolveRequestCache);        App.PostUpdateRequestCache += new EventHandler(PostUpdateRequestCache);        App.PreRequestHandlerExecute += new EventHandler(PreRequestHandlerExecute);        App.PreSendRequestHeaders += new EventHandler(PreSendRequestHeaders);        App.PreSendRequestContent += new EventHandler(PreSendRequestContent);        App.ReleaseRequestState += new EventHandler(ReleaseRequestState);        App.ResolveRequestCache += new EventHandler(ResolveRequestCache);        App.UpdateRequestCache += new EventHandler(UpdateRequestCache);    }    private void BeginRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：BeginRequest（执行Http请求管线链中第一个事件时发生）");    }    private void AcquireRequestState(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：AcquireRequestState(与当前建立会话时发生)");        if (context.Session["T"] != null)        {            response.Write(" + " + context.Session["T"].ToString());        }        else        {            response.Write(" Session未收到!");        }    }    private void AuthenticateRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：AuthenticateRequest(安全模块建立用户标记时发生)");    }    private void AuthorizeRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：AuthorizeRequest(安全模块验证用户授权时发生)");    }    private void Disposed(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：Disposed(释放应用时发生)");    }    private void EndRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：EndRequest(执行Http请求管线链中最后一个事件时发生)");    }    private void Error(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + Error(Error事件时发生)");    }    private void PostAcquireRequestState(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostAcquireRequestState(已经获得当前请求状态时发生)");        if (context.Session["T"] != null)        {            response.Write(" + " + context.Session["T"].ToString());        }        else        {            response.Write(" Session未收到!");        }    }    private void PostAuthenticateRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostAuthenticateRequest(已建立用户标识时发生)");    }    private void PostAuthorizeRequest(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostAuthorizeRequest(当前请求的用户已获得授权时发生)");    }    private void PostMapRequestHandler(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostMapRequestHandler(当前请求事件映射到相应事件后发生)");    }    private void PostReleaseRequestState(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + PostReleaseRequestState(完成请求事件并且请求状态已存储时发生)");    }    private void PostRequestHandlerExecute(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostRequestHandlerExecute(ASP.Net事件执行完毕时发生)");    }    private void PostResolveRequestCache(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostResolveRequestCache(跳过当前请求并接受来自缓存数据时发生)");    }    private void PostUpdateRequestCache(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PostUpdateRequestCache(事件缓存被更新时发生)");    }    private void PreRequestHandlerExecute(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PreRequestHandlerExecute(页面事件执行前发生)");        if (context.Session["T"] != null)        {            response.Write(" + " + context.Session["T"].ToString());        }        else        {            response.Write(" Session未收到!");        }    }    private void PreSendRequestContent(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        //response.Write("" + time + "  + IHttpModule：PreSendRequestContent(向客户端发送内容之前发生)");    }    private void PreSendRequestHeaders(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：PreSendRequestHeaders(向客户端发送HttP头之前发生)");    }    private void ReleaseRequestState(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：ReleaseRequestState(事件执行完成之后状态处理)");    }    private void ResolveRequestCache(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：ResolveRequestCache(从缓存中发生数据请求时)");    }    private void UpdateRequestCache(object sender, EventArgs e)    {        HttpApplication application = (HttpApplication)sender;        HttpContext context = application.Context;        HttpRequest request = application.Request;        HttpResponse response = application.Response;        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        response.Write("" + time + "  + IHttpModule：UpdateRequestCache(时间执行完毕，为缓存新的事件准备)");    }}

<httpModules>                 <add name="Haha" type="EventTest"/>  <httpModules>

protected void Page_Load(object sender, EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_Load");    }    protected void TextBox1_TextChanged(object sender, EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：TextBox1_TextChanged");        Label1.Text = TextBox1.Text;    }    protected void TextBox2_TextChanged(object sender, EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：TextBox2_TextChanged");        Label2.Text = TextBox2.Text;    }    private void Page_LoadComplete(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_LoadComplete");    }    private void Page_Unload(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        //Response.Write("" + time + "  + Page_Unload");    }    private void Page_PreInit(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_PreInit");    }    private void Page_Init(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Session["T"] = "来自Page级：Page_Init" + time;        Response.Write("" + time + "  + Page：Page_Init");    }    private void Page_InitComplete(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_InitComplete");    }    private void Page_PreLoad(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_PreLoad");    }    private void Page_PreRender(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_PreRender");    }    private void Page_PreRenderComplete(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_PreRenderComplete");    }    private void Page_SaveStateComplete(object sender, System.EventArgs e)    {        string time = DateTime.Now.ToString() + ":" + DateTime.Now.Millisecond.ToString("000");        Response.Write("" + time + "  + Page：Page_SaveStateComplete");    }

2009-11-22 18:02:35:828 + IHttpModule：BeginRequest（执行Http请求管线链中第一个事件时发生）2009-11-22 18:02:35:828 + IHttpModule：AuthenticateRequest(安全模块建立用户标记时发生)2009-11-22 18:02:35:828 + IHttpModule：PostAuthenticateRequest(已建立用户标识时发生)2009-11-22 18:02:35:828 + IHttpModule：AuthorizeRequest(安全模块验证用户授权时发生)2009-11-22 18:02:35:828 + IHttpModule：PostAuthorizeRequest(当前请求的用户已获得授权时发生)2009-11-22 18:02:35:828 + IHttpModule：ResolveRequestCache(从缓存中发生数据请求时)2009-11-22 18:02:35:828 + IHttpModule：PostResolveRequestCache(跳过当前请求并接受来自缓存数据时发生)2009-11-22 18:02:35:859 + IHttpModule：PostMapRequestHandler(当前请求事件映射到相应事件后发生)2009-11-22 18:02:35:859 + IHttpModule：AcquireRequestState(与当前建立会话时发生) Session未收到!2009-11-22 18:02:35:859 + IHttpModule：PostAcquireRequestState(已经获得当前请求状态时发生) Session未收到!2009-11-22 18:02:35:859 + IHttpModule：PreRequestHandlerExecute(页面事件执行前发生) Session未收到!2009-11-22 18:02:35:875 + Page：Page_PreInit2009-11-22 18:02:35:875 + Page：Page_Init2009-11-22 18:02:35:875 + Page：Page_InitComplete2009-11-22 18:02:35:875 + Page：Page_PreLoad2009-11-22 18:02:35:875 + Page：Page_Load2009-11-22 18:02:35:875 + Page：Page_LoadComplete2009-11-22 18:02:35:875 + Page：Page_PreRender2009-11-22 18:02:35:875 + Page：Page_PreRenderComplete2009-11-22 18:02:35:953 + Page：Page_SaveStateCompleteLabel1（aspx页面的）Label2（aspx页面的）2009-11-22 18:02:35:953 + IHttpModule：PostRequestHandlerExecute(ASP.Net事件执行完毕时发生)2009-11-22 18:02:35:953 + IHttpModule：ReleaseRequestState(事件执行完成之后状态处理)2009-11-22 18:02:35:953 + PostReleaseRequestState(完成请求事件并且请求状态已存储时发生)2009-11-22 18:02:35:953 + IHttpModule：UpdateRequestCache(时间执行完毕，为缓存新的事件准备)2009-11-22 18:02:35:953 + IHttpModule：PostUpdateRequestCache(事件缓存被更新时发生)2009-11-22 18:02:35:953 + IHttpModule：EndRequest(执行Http请求管线链中最后一个事件时发生)2009-11-22 18:02:35:953 + IHttpModule：PreSendRequestHeaders(向客户端发送HttP头之前发生)

2009-11-22 18:30:05:843 + IHttpModule：BeginRequest（执行Http请求管线链中第一个事件时发生）2009-11-22 18:30:05:843 + IHttpModule：AuthenticateRequest(安全模块建立用户标记时发生)2009-11-22 18:30:05:843 + IHttpModule：PostAuthenticateRequest(已建立用户标识时发生)2009-11-22 18:30:05:843 + IHttpModule：AuthorizeRequest(安全模块验证用户授权时发生)2009-11-22 18:30:05:843 + IHttpModule：PostAuthorizeRequest(当前请求的用户已获得授权时发生)2009-11-22 18:30:05:843 + IHttpModule：ResolveRequestCache(从缓存中发生数据请求时)2009-11-22 18:30:05:843 + IHttpModule：PostResolveRequestCache(跳过当前请求并接受来自缓存数据时发生)2009-11-22 18:30:05:843 + IHttpModule：PostMapRequestHandler(当前请求事件映射到相应事件后发生)2009-11-22 18:30:05:843 + IHttpModule：AcquireRequestState(与当前建立会话时发生) + 来自Page级：Page_Init2009-11-22 18:30:03:4062009-11-22 18:30:05:843 + IHttpModule：PostAcquireRequestState(已经获得当前请求状态时发生) + 来自Page级：Page_Init2009-11-22 18:30:03:4062009-11-22 18:30:05:843 + IHttpModule：PreRequestHandlerExecute(页面事件执行前发生) + 来自Page级：Page_Init2009-11-22 18:30:03:4062009-11-22 18:30:05:843 + Page：Page_PreInit2009-11-22 18:30:05:843 + Page：Page_Init2009-11-22 18:30:05:843 + Page：Page_InitComplete2009-11-22 18:30:05:843 + Page：Page_PreLoad2009-11-22 18:30:05:843 + Page：Page_Load2009-11-22 18:30:05:843 + Page：TextBox1_TextChanged2009-11-22 18:30:05:843 + Page：Page_LoadComplete2009-11-22 18:30:05:843 + Page：Page_PreRender2009-11-22 18:30:05:843 + Page：Page_PreRenderComplete2009-11-22 18:30:05:843 + Page：Page_SaveStateCompleteaspx 页面信息2009-11-22 18:30:05:843 + IHttpModule：PostRequestHandlerExecute(ASP.Net事件执行完毕时发生)2009-11-22 18:30:05:843 + IHttpModule：ReleaseRequestState(事件执行完成之后状态处理)2009-11-22 18:30:05:843 + PostReleaseRequestState(完成请求事件并且请求状态已存储时发生)2009-11-22 18:30:05:843 + IHttpModule：UpdateRequestCache(时间执行完毕，为缓存新的事件准备)2009-11-22 18:30:05:843 + IHttpModule：PostUpdateRequestCache(事件缓存被更新时发生)2009-11-22 18:30:05:843 + IHttpModule：EndRequest(执行Http请求管线链中最后一个事件时发生)2009-11-22 18:30:05:843 + IHttpModule：PreSendRequestHeaders(向客户端发送HttP头之前发生)

Page 执行中将按照如下顺序激活事件：Page.PreInitPage.InitPage.InitComplitePage.PreLoadPage.LoadPage.LoadCompletePage.PreRenderPage.PreRenderComplete如果页面从令一个页面继承，如BasePage:System.Web.UI.Page，在BasePage中做了一些扩展，如权限检查，而其他页面从BasePage继承，则BasePage和最终Page的事件激活顺序是：UI.PreInitPage.PreInitUI.InitPage.InitUI.InitComplitePage.InitCompliteUI.PreLoadPage.PreLoadUI.LoadPage.LoadUI.LoadCompletePage.LoadCompleteUI.PreRenderPage.PreRenderUI.PreRenderCompletePage.PreRenderComplete如果使用了MasterPage，则MasterPage中的事件和ContentPage中的事件按照下面顺序激活：ContentPage.PreInitMaster.InitContentPage.InitContentPage.InitCompliteContentPage.PreLoadContentPage.LoadMaster.LoadContentPage.LoadCompleteContentPage.PreRenderMaster.PreRenderContentPage.PreRenderComplete更进一步，如果ContentPage继承BasePage，那么，各事件的执行顺序将变成：UI.PreInitContentPage.PreInitMaster.InitUI.InitContentPage.InitUI.InitCompliteContentPage.InitCompliteUI.PreLoadContentPage.PreLoadUI.LoadContentPage.LoadMaster.LoadUI.LoadCompleteContentPage.LoadCompleteUI.PreRenderContentPage.PreRenderMaster.PreRenderUI.PreRenderCompleteContentPage.PreRenderComplete